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oceanbase/mittest/mtlenv/storage/test_multi_version_sstable_merge.cpp

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/**
* Copyright (c) 2021 OceanBase
* OceanBase CE is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PubL v2 for more details.
*/
#include <gtest/gtest.h>
#define private public
#define protected public
#define UNITTEST
#include "lib/container/ob_iarray.h"
#include "storage/memtable/ob_memtable_interface.h"
#include "storage/ob_partition_component_factory.h"
#include "storage/blocksstable/ob_data_file_prepare.h"
#include "storage/blocksstable/ob_row_generate.h"
#include "observer/ob_service.h"
#include "storage/memtable/ob_memtable.h"
#include "storage/memtable/ob_memtable_iterator.h"
#include "storage/memtable/ob_memtable_mutator.h"
#include "common/cell/ob_cell_reader.h"
#include "lib/allocator/page_arena.h"
#include "lib/container/ob_se_array.h"
#include "storage/ob_i_store.h"
#include "storage/ob_i_table.h"
#include "storage/compaction/ob_sstable_merge_info_mgr.h"
#include "storage/compaction/ob_partition_merge_iter.h"
#include "storage/compaction/ob_tablet_merge_ctx.h"
#include "storage/blocksstable/ob_multi_version_sstable_test.h"
#include "storage/memtable/utils_rowkey_builder.h"
#include "storage/memtable/utils_mock_row.h"
#include "storage/tx/ob_mock_tx_ctx.h"
#include "storage/init_basic_struct.h"
#include "storage/test_tablet_helper.h"
#include "storage/tx_table/ob_tx_table.h"
#include "storage/tx_storage/ob_ls_service.h"
#include "storage/tx/ob_trans_ctx_mgr_v4.h"
#include "storage/tx/ob_tx_data_define.h"
#include "share/scn.h"
namespace oceanbase
{
using namespace common;
using namespace share::schema;
using namespace blocksstable;
using namespace compaction;
using namespace memtable;
using namespace observer;
using namespace unittest;
using namespace memtable;
using namespace transaction;
using namespace palf;
namespace storage
{
ObSEArray<ObTxData, 8> TX_DATA_ARR;
int ObTxTable::insert(ObTxData *&tx_data)
{
int ret = OB_SUCCESS;
ret = TX_DATA_ARR.push_back(*tx_data);
return ret;
}
int ObTxTable::check_with_tx_data(ObReadTxDataArg &read_tx_data_arg, ObITxDataCheckFunctor &fn)
{
int ret = OB_SUCCESS;
for (int i = 0; i < TX_DATA_ARR.count(); i++)
{
if (read_tx_data_arg.tx_id_ == TX_DATA_ARR.at(i).tx_id_) {
ret = fn(TX_DATA_ARR[i]);
if (OB_FAIL(ret)) {
STORAGE_LOG(ERROR, "check with tx data failed", KR(ret), K(read_tx_data_arg), K(TX_DATA_ARR.at(i)));
}
break;
}
}
return ret;
}
int clear_tx_data()
{
TX_DATA_ARR.reset();
return OB_SUCCESS;
};
class TestMultiVersionMerge : public ObMultiVersionSSTableTest
{
public:
static const int64_t MAX_PARALLEL_DEGREE = 10;
TestMultiVersionMerge();
virtual ~TestMultiVersionMerge() {}
void SetUp();
void TearDown();
static void SetUpTestCase();
static void TearDownTestCase();
void prepare_query_param(const ObVersionRange &version_range);
void prepare_merge_context(const ObMergeType &merge_type,
const bool is_full_merge,
const ObVersionRange &trans_version_range,
ObTabletMergeCtx &merge_context);
void build_sstable(
ObTabletMergeCtx &ctx,
ObSSTable *&merged_sstable);
void fake_freeze_info();
public:
ObStorageSchema table_merge_schema_;
ObStoreCtx store_ctx_;
};
void TestMultiVersionMerge::SetUpTestCase()
{
ObMultiVersionSSTableTest::SetUpTestCase();
// mock sequence no
ObClockGenerator::init();
ObLSID ls_id(ls_id_);
ObTabletID tablet_id(tablet_id_);
ObLSHandle ls_handle;
ObLSService *ls_svr = MTL(ObLSService*);
ASSERT_EQ(OB_SUCCESS, ls_svr->get_ls(ls_id, ls_handle, ObLSGetMod::STORAGE_MOD));
MTL(ObTenantTabletScheduler*)->resume_major_merge();
// create tablet
obrpc::ObBatchCreateTabletArg create_tablet_arg;
share::schema::ObTableSchema table_schema;
ASSERT_EQ(OB_SUCCESS, gen_create_tablet_arg(tenant_id_, ls_id, tablet_id, create_tablet_arg, 1, &table_schema));
ObLSTabletService *ls_tablet_svr = ls_handle.get_ls()->get_tablet_svr();
ASSERT_EQ(OB_SUCCESS, TestTabletHelper::create_tablet(*ls_tablet_svr, create_tablet_arg));
}
void TestMultiVersionMerge::TearDownTestCase()
{
ObMultiVersionSSTableTest::TearDownTestCase();
// reset sequence no
ObClockGenerator::destroy();
}
TestMultiVersionMerge::TestMultiVersionMerge()
: ObMultiVersionSSTableTest("test_multi_version_merge")
{}
void TestMultiVersionMerge::SetUp()
{
ObMultiVersionSSTableTest::SetUp();
}
void TestMultiVersionMerge::fake_freeze_info()
{
common::ObArray<ObTenantFreezeInfoMgr::FreezeInfo> freeze_info;
common::ObArray<share::ObSnapshotInfo> snapshots;
const int64_t snapshot_gc_ts = 500;
bool changed = false;
share::SCN scn;
ASSERT_EQ(OB_SUCCESS, freeze_info.push_back(ObTenantFreezeInfoMgr::FreezeInfo(1, 1, 0)));
ASSERT_EQ(OB_SUCCESS, freeze_info.push_back(ObTenantFreezeInfoMgr::FreezeInfo(100, 1, 0)));
ASSERT_EQ(OB_SUCCESS, freeze_info.push_back(ObTenantFreezeInfoMgr::FreezeInfo(200, 1, 0)));
ASSERT_EQ(OB_SUCCESS, freeze_info.push_back(ObTenantFreezeInfoMgr::FreezeInfo(400, 1, 0)));
ASSERT_EQ(OB_SUCCESS, MTL(ObTenantFreezeInfoMgr *)->update_info(
snapshot_gc_ts,
freeze_info,
snapshots,
INT64_MAX,
changed));
}
void TestMultiVersionMerge::TearDown()
{
ObMultiVersionSSTableTest::TearDown();
TRANS_LOG(INFO, "teardown success");
}
void TestMultiVersionMerge::prepare_query_param(const ObVersionRange &version_range)
{
context_.reset();
ObLSID ls_id(ls_id_);
iter_param_.table_id_ = table_id_;
iter_param_.tablet_id_ = tablet_id_;
iter_param_.read_info_ = &full_read_info_;
iter_param_.full_read_info_ = &full_read_info_;
iter_param_.out_cols_project_ = nullptr;
iter_param_.is_same_schema_column_ = true;
iter_param_.has_virtual_columns_ = false;
iter_param_.vectorized_enabled_ = false;
ASSERT_EQ(OB_SUCCESS,
store_ctx_.init_for_read(ls_id,
INT64_MAX, // query_expire_ts
-1, // lock_timeout_us
share::SCN::max_scn()));
ObQueryFlag query_flag(ObQueryFlag::Forward,
true, /*is daily merge scan*/
true, /*is read multiple macro block*/
true, /*sys task scan, read one macro block in single io*/
false /*full row scan flag, obsoleted*/,
false,/*index back*/
false); /*query_stat*/
query_flag.set_not_use_row_cache();
query_flag.set_not_use_block_cache();
//query_flag.multi_version_minor_merge_ = true;
ASSERT_EQ(OB_SUCCESS,
context_.init(query_flag,
store_ctx_,
allocator_,
allocator_,
version_range));
context_.limit_param_ = nullptr;
}
void TestMultiVersionMerge::prepare_merge_context(const ObMergeType &merge_type,
const bool is_full_merge,
const ObVersionRange &trans_version_range,
ObTabletMergeCtx &merge_context)
{
bool has_lob = false;
ObLSID ls_id(ls_id_);
ObTabletID tablet_id(tablet_id_);
ObLSHandle ls_handle;
ObLSService *ls_svr = MTL(ObLSService*);
ASSERT_EQ(OB_SUCCESS, ls_svr->get_ls(ls_id, ls_handle, ObLSGetMod::STORAGE_MOD));
merge_context.ls_handle_ = ls_handle;
ObTabletHandle tablet_handle;
ASSERT_EQ(OB_SUCCESS, ls_handle.get_ls()->get_tablet(tablet_id, tablet_handle));
merge_context.tablet_handle_ = tablet_handle;
table_merge_schema_.reset();
OK(table_merge_schema_.init(allocator_, table_schema_, lib::Worker::CompatMode::MYSQL));
merge_context.schema_ctx_.base_schema_version_ = table_schema_.get_schema_version();
merge_context.schema_ctx_.schema_version_ = table_schema_.get_schema_version();
merge_context.schema_ctx_.storage_schema_ = &table_merge_schema_;
merge_context.is_full_merge_ = is_full_merge;
merge_context.merge_level_ = MACRO_BLOCK_MERGE_LEVEL;
merge_context.param_.merge_type_ = merge_type;
merge_context.param_.merge_version_ = 0;
merge_context.param_.ls_id_ = ls_id_;
merge_context.param_.tablet_id_ = tablet_id_;
merge_context.sstable_version_range_ = trans_version_range;
merge_context.param_.report_ = &rs_reporter_;
merge_context.progressive_merge_num_ = 0;
const common::ObIArray<ObITable *> &tables = merge_context.tables_handle_.get_tables();
merge_context.scn_range_.start_scn_ = tables.at(0)->get_start_scn();
merge_context.scn_range_.end_scn_ = tables.at(tables.count() - 1)->get_end_scn();
ASSERT_EQ(OB_SUCCESS, merge_context.init_merge_info());
ASSERT_EQ(OB_SUCCESS, merge_context.merge_info_.prepare_index_builder(index_desc_));
}
void TestMultiVersionMerge::build_sstable(
ObTabletMergeCtx &ctx,
ObSSTable *&merged_sstable)
{
ASSERT_EQ(OB_SUCCESS, ctx.merge_info_.create_sstable(ctx));
ASSERT_EQ(OB_SUCCESS, ctx.merged_table_handle_.get_sstable(merged_sstable));
}
TEST_F(TestMultiVersionMerge, rowkey_cross_two_macro_and_second_macro_is_filtered)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[3];
micro_data[0] =
"bigint var bigint bigint bigint bigint dml flag multi_version_row_flag\n"
"0 var1 -8 0 NOP 1 T_DML_UPDATE EXIST LF\n"
"1 var1 -8 0 2 2 T_DML_INSERT EXIST CLF\n";
micro_data[1] =
"bigint var bigint bigint bigint bigint dml flag multi_version_row_flag\n"
"2 var1 -8 MIN 3 2 T_DML_UPDATE EXIST SCF\n"
"2 var1 -8 0 3 NOP T_DML_UPDATE EXIST N\n";
micro_data[2] =
"bigint var bigint bigint bigint bigint dml flag multi_version_row_flag\n"
"2 var1 -6 0 2 2 T_DML_INSERT EXIST CL\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(10);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 2);
prepare_one_macro(&micro_data[2], 1);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint dml flag multi_version_row_flag\n"
"0 var1 -10 0 NOP 10 T_DML_UPDATE EXIST LF\n"
"2 var1 -10 0 NOP 12 T_DML_UPDATE EXIST LF\n"
"3 var1 -10 0 NOP 13 T_DML_UPDATE EXIST LF\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(10);
scn_range.end_scn_.convert_for_tx(20);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 7;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -10 MIN NOP 10 EXIST SF\n"
"0 var1 -10 0 NOP 10 EXIST N\n"
"0 var1 -8 0 NOP 1 EXIST L\n"
"1 var1 -8 0 2 2 EXIST CLF\n"
"2 var1 -10 MIN 3 12 EXIST SCF\n"
"2 var1 -10 0 NOP 12 EXIST N\n"
"2 var1 -8 0 3 NOP EXIST N\n"
"2 var1 -6 0 2 2 EXIST CL\n"
"3 var1 -10 0 NOP 13 EXIST LF\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true/*cmp multi version row flag*/));
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, rowkey_cross_three_macro_inc_merge)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[4];
micro_data[0] =
"bigint var bigint bigint bigint bigint dml flag multi_version_row_flag\n"
"0 var1 -8 0 NOP 1 T_DML_UPDATE EXIST LF\n"
"1 var1 -8 MIN 3 3 T_DML_UPDATE EXIST SCF\n"
"1 var1 -8 0 3 NOP T_DML_UPDATE EXIST N\n";
micro_data[1] =
"bigint var bigint bigint bigint bigint dml flag multi_version_row_flag\n"
"1 var1 -7 0 NOP 3 T_DML_UPDATE EXIST N\n";
micro_data[2] =
"bigint var bigint bigint bigint bigint dml flag multi_version_row_flag\n"
"1 var1 -6 0 NOP 2 T_DML_UPDATE EXIST N\n";
micro_data[3] =
"bigint var bigint bigint bigint bigint dml flag multi_version_row_flag\n"
"1 var1 -5 0 2 NOP T_DML_UPDATE EXIST L\n"
"2 var1 -5 0 2 2 T_DML_INSERT EXIST CLF\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(10);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1);
prepare_one_macro(&micro_data[1], 1);
prepare_one_macro(&micro_data[2], 1);
prepare_one_macro(&micro_data[3], 1);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint dml flag multi_version_row_flag\n"
"0 var1 -10 0 NOP 10 T_DML_UPDATE EXIST LF\n"
"2 var1 -10 0 NOP 12 T_DML_UPDATE EXIST LF\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(10);
scn_range.end_scn_.convert_for_tx(20);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -10 MIN NOP 10 EXIST SF\n"
"0 var1 -10 0 NOP 10 EXIST N\n"
"0 var1 -8 0 NOP 1 EXIST L\n"
"1 var1 -8 MIN 3 3 EXIST SCF\n"
"1 var1 -8 0 3 NOP EXIST N\n"
"1 var1 -7 0 NOP 3 EXIST N\n"
"1 var1 -6 0 NOP 2 EXIST N\n"
"1 var1 -5 0 2 NOP EXIST L\n"
"2 var1 -10 MIN 2 12 EXIST SCF\n"
"2 var1 -10 0 NOP 12 EXIST N\n"
"2 var1 -5 0 2 2 EXIST CL\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true/*cmp multi version row flag*/));
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, uncommit_rowkey_committed_in_minor)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[2];
micro_data[0] =
"bigint var bigint bigint bigint bigint dml flag multi_version_row_flag\n"
"0 var1 -8 0 NOP 1 T_DML_UPDATE EXIST LF\n"
"1 var1 -9 0 10 NOP T_DML_UPDATE EXIST F\n"
"1 var1 -8 MIN 3 3 T_DML_UPDATE EXIST SC\n"
"1 var1 -8 0 3 NOP T_DML_UPDATE EXIST N\n";
micro_data[1] =
"bigint var bigint bigint bigint bigint dml flag multi_version_row_flag\n"
"1 var1 -5 0 NOP 3 T_DML_UPDATE EXIST L\n"
"2 var1 -5 0 2 2 T_DML_INSERT EXIST CLF\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(10);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1);
prepare_one_macro(&micro_data[1], 1);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint dml flag multi_version_row_flag\n"
"0 var1 -10 0 NOP 10 T_DML_UPDATE EXIST LF\n"
"2 var1 -10 0 NOP 12 T_DML_UPDATE EXIST LF\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(10);
scn_range.end_scn_.convert_for_tx(20);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -10 MIN NOP 10 EXIST SF\n"
"0 var1 -10 0 NOP 10 EXIST N\n"
"0 var1 -8 0 NOP 1 EXIST L\n"
"1 var1 -9 MIN 10 3 EXIST SCF\n"
"1 var1 -9 0 10 NOP EXIST N\n"
"1 var1 -8 0 3 NOP EXIST N\n"
"1 var1 -5 0 NOP 3 EXIST L\n"
"2 var1 -10 MIN 2 12 EXIST SCF\n"
"2 var1 -10 0 NOP 12 EXIST N\n"
"2 var1 -5 0 2 2 EXIST CL\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true/*cmp multi version row flag*/));
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, uncommit_rowkey_in_one_macro_committed_is_last)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[2];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -8 0 NOP 1 EXIST LF\n"
"1 var1 -9 0 10 NOP EXIST LF\n";
micro_data[1] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"2 var1 -5 0 2 2 EXIST CLF\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(10);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1);
prepare_one_macro(&micro_data[1], 1);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -10 0 NOP 10 EXIST LF\n"
"2 var1 -10 0 NOP 12 EXIST LF\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(10);
scn_range.end_scn_.convert_for_tx(20);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -10 MIN NOP 10 EXIST SF\n"
"0 var1 -10 0 NOP 10 EXIST N\n"
"0 var1 -8 0 NOP 1 EXIST L\n"
"1 var1 -9 0 10 NOP EXIST LF\n"
"2 var1 -10 MIN 2 12 EXIST SCF\n"
"2 var1 -10 0 NOP 12 EXIST N\n"
"2 var1 -5 0 2 2 EXIST CL\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true/*cmp multi version row flag*/));
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, uncommit_rowkey_in_one_macro_committed_following_last)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[2];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -8 0 NOP 1 EXIST LF\n"
"1 var1 -9 0 10 NOP EXIST F\n";
micro_data[1] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"1 var1 -5 0 NOP 3 EXIST L\n"
"2 var1 -5 0 2 2 EXIST CLF\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(10);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1);
prepare_one_macro(&micro_data[1], 1);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -10 0 NOP 10 EXIST LF\n"
"2 var1 -10 0 NOP 12 EXIST LF\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(10);
scn_range.end_scn_.convert_for_tx(20);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -10 -9223372036854775807 NOP 10 EXIST SF\n"
"0 var1 -10 0 NOP 10 EXIST N\n"
"0 var1 -8 0 NOP 1 EXIST L\n"
"1 var1 -9 -9223372036854775807 10 3 EXIST SCF\n"
"1 var1 -9 0 10 NOP EXIST N\n"
"1 var1 -5 0 NOP 3 EXIST L\n"
"2 var1 -10 -9223372036854775807 2 12 EXIST SCF\n"
"2 var1 -10 0 NOP 12 EXIST N\n"
"2 var1 -5 0 2 2 EXIST CL\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true/*cmp multi version row flag*/));
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, uncommit_rowkey_in_one_macro_committed_following_shadow)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[2];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -8 0 NOP 1 EXIST LF\n"
"1 var1 -9 0 10 NOP EXIST F\n";
micro_data[1] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"1 var1 -8 -9223372036854775807 3 3 EXIST SC\n"
"1 var1 -8 0 3 NOP EXIST N\n"
"1 var1 -5 0 NOP 3 EXIST L\n"
"2 var1 -5 0 2 2 EXIST CLF\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(10);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1);
prepare_one_macro(&micro_data[1], 1);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -10 0 NOP 10 EXIST LF\n"
"2 var1 -10 0 NOP 12 EXIST LF\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(10);
scn_range.end_scn_.convert_for_tx(20);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -10 -9223372036854775807 NOP 10 EXIST SF\n"
"0 var1 -10 0 NOP 10 EXIST N\n"
"0 var1 -8 0 NOP 1 EXIST L\n"
"1 var1 -9 -9223372036854775807 10 3 EXIST SCF\n"
"1 var1 -9 0 10 NOP EXIST N\n"
"1 var1 -8 0 3 NOP EXIST N\n"
"1 var1 -5 0 NOP 3 EXIST L\n"
"2 var1 -10 -9223372036854775807 2 12 EXIST SCF\n"
"2 var1 -10 0 NOP 12 EXIST N\n"
"2 var1 -5 0 2 2 EXIST CL\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true/*cmp multi version row flag*/));
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, rowkey_cross_three_macro_full_merge)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[4];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -8 0 2 NOP EXIST LF\n"
"1 var1 -8 MIN 2 5 EXIST SCF\n"
"1 var1 -8 0 NOP 5 EXIST N\n";
micro_data[1] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"1 var1 -7 0 NOP 4 EXIST N\n";
micro_data[2] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"1 var1 -6 0 NOP 3 EXIST N\n";
micro_data[3] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"1 var1 -5 0 2 NOP EXIST L\n"
"2 var1 -5 0 2 NOP EXIST LF\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(10);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1);
prepare_one_macro(&micro_data[1], 1);
prepare_one_macro(&micro_data[2], 1);
prepare_one_macro(&micro_data[3], 1);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -10 0 NOP 10 EXIST LF\n"
"2 var1 -10 0 NOP 12 EXIST LF\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(10);
scn_range.end_scn_.convert_for_tx(20);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, true/*is_full_merge*/, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -10 MIN 2 10 EXIST SCF\n"
"0 var1 -10 0 NOP 10 EXIST N\n"
"0 var1 -8 0 2 NOP EXIST L\n"
"1 var1 -8 MIN 2 5 EXIST SCF\n"
"1 var1 -8 0 NOP 5 EXIST N\n"
"1 var1 -7 0 NOP 4 EXIST N\n"
"1 var1 -6 0 NOP 3 EXIST N\n"
"1 var1 -5 0 2 NOP EXIST L\n"
"2 var1 -10 MIN 2 12 EXIST SCF\n"
"2 var1 -10 0 NOP 12 EXIST N\n"
"2 var1 -5 0 2 NOP EXIST L\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true/*cmp multi version row flag*/));
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, test_merge_with_multi_trans)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[3];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var0 -9 -9 7 12 EXIST CLF\n";
micro_data[1] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 MIN -12 NOP NOP EXIST FU trans_id_4\n"
"1 var1 -22 MIN 7 6 EXIST SC trans_id_0\n"
"1 var1 -22 -10 7 6 EXIST C trans_id_0\n";
micro_data[2] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 -4 -1 NOP 9 EXIST L trans_id_0\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(10);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1);
prepare_one_macro(&micro_data[1], 1, INT64_MAX, true);
prepare_one_macro(&micro_data[2], 1, INT64_MAX, true);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"0 var0 MIN -11 9 NOP EXIST ULF trans_id_1\n"
"1 var1 MIN -16 8 NOP EXIST ULF trans_id_4\n"
"2 var2 MIN -15 12 NOP EXIST FU trans_id_1\n"
"2 var2 -4 0 NOP 7 EXIST L trans_id_0\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(10);
scn_range.end_scn_.convert_for_tx(20);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1, INT64_MAX, true);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObTableHandleV2 handle3;
const char *micro_data3[1];
micro_data3[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"2 var2 MIN -25 18 NOP EXIST ULF trans_id_1\n";
snapshot_version = 50;
scn_range.start_scn_.convert_for_tx(20);
scn_range.end_scn_.convert_for_tx(50);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data3, 1);
prepare_data_end(handle3);
merge_context.tables_handle_.add_table(handle3);
STORAGE_LOG(INFO, "finish prepare sstable3");
ObLSID ls_id(ls_id_);
ObTabletID tablet_id(tablet_id_);
ObLSHandle ls_handle;
ObLSService *ls_svr = MTL(ObLSService*);
ASSERT_EQ(OB_SUCCESS, ls_svr->get_ls(ls_id, ls_handle, ObLSGetMod::STORAGE_MOD));
ObTxTable *tx_table = nullptr;
ObTxTableGuard tx_table_guard;
ls_handle.get_ls()->get_tx_table_guard(tx_table_guard);
ASSERT_NE(nullptr, tx_table = tx_table_guard.get_tx_table());
for (int64_t i = 1; i <= 4; i++) {
ObTxData *tx_data = new ObTxData();
transaction::ObTransID tx_id = i;
// fill in data
tx_data->tx_id_ = tx_id;
if (i < 4) {
tx_data->commit_version_.convert_for_tx(i * 10 + i);
tx_data->start_scn_.convert_for_tx(i);
tx_data->end_scn_ = tx_data->commit_version_;
tx_data->state_ = ObTxData::COMMIT;
} else {
tx_data->commit_version_.convert_for_tx(INT64_MAX);
tx_data->start_scn_.convert_for_tx(i);
tx_data->end_scn_.convert_for_tx(30);
tx_data->state_ = ObTxData::RUNNING;
transaction::ObUndoAction undo_action(2,1);
tx_data->add_undo_action(tx_table, undo_action);
}
ASSERT_EQ(OB_SUCCESS, tx_table->insert(tx_data));
delete tx_data;
}
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"0 var0 -11 MIN 9 12 EXIST SCF trans_id_0\n"
"0 var0 -11 0 9 NOP EXIST N trans_id_0\n"
"0 var0 -9 0 7 12 EXIST CL trans_id_0\n"
"1 var1 MIN -16 8 NOP EXIST FU trans_id_4\n"
"1 var1 MIN -12 NOP NOP EXIST U trans_id_4\n"
"1 var1 -22 MIN 7 6 EXIST SC trans_id_0\n"
"1 var1 -22 0 7 6 EXIST C trans_id_0\n"
"1 var1 -4 0 NOP 9 EXIST L trans_id_0\n"
"2 var2 -11 MIN 18 7 EXIST SCF trans_id_0\n"
"2 var2 -11 0 18 NOP EXIST N trans_id_0\n"
"2 var2 -4 0 NOP 7 EXIST L trans_id_0\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true));
ASSERT_EQ(OB_SUCCESS, clear_tx_data());
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
handle3.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, test_merge_with_multi_trans_can_compact)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[4];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var0 -9 -9 7 12 EXIST CLF\n";
micro_data[1] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 -4 -14 1 1 EXIST CLF trans_id_0\n";
micro_data[2] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"2 var2 MIN -14 NOP 99 EXIST FU trans_id_4\n"
"2 var2 -20 MIN 70 88 EXIST SC trans_id_0\n";
micro_data[3] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"2 var2 -20 -13 NOP 88 EXIST N trans_id_0\n"
"2 var2 -10 -10 70 NOP EXIST L trans_id_0\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(10);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1);
prepare_one_macro(&micro_data[1], 1);
prepare_one_macro(&micro_data[2], 1, INT64_MAX, true);
prepare_one_macro(&micro_data[3], 1);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[5];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"0 var0 -9 -11 9 NOP EXIST LF trans_id_0\n"
"1 var1 MIN -89 NOP 9 EXIST FU trans_id_3\n";
micro_data2[1] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 MIN -80 NOP 8 EXIST U trans_id_3\n";
micro_data2[2] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 MIN -70 7 NOP EXIST U trans_id_3\n";
micro_data2[3] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 MIN -30 NOP 5 EXIST U trans_id_3\n";
micro_data2[4] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 MIN -10 NOP 3 EXIST U trans_id_3\n"
"1 var1 -5 -10 2 2 EXIST CL trans_id_0\n";
snapshot_version = 50;
scn_range.start_scn_.convert_for_tx(10);
scn_range.end_scn_.convert_for_tx(60);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1, INT64_MAX, true);
prepare_one_macro(&micro_data2[1], 1, INT64_MAX, true);
prepare_one_macro(&micro_data2[2], 1, INT64_MAX, true);
prepare_one_macro(&micro_data2[3], 1, INT64_MAX, true);
prepare_one_macro(&micro_data2[4], 1, INT64_MAX, true);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObLSID ls_id(ls_id_);
ObTabletID tablet_id(tablet_id_);
ObLSHandle ls_handle;
ObLSService *ls_svr = MTL(ObLSService*);
ASSERT_EQ(OB_SUCCESS, ls_svr->get_ls(ls_id, ls_handle, ObLSGetMod::STORAGE_MOD));
ObTxTable *tx_table = nullptr;
ObTxTableGuard tx_table_guard;
ls_handle.get_ls()->get_tx_table_guard(tx_table_guard);
ASSERT_NE(nullptr, tx_table = tx_table_guard.get_tx_table());
for (int64_t i = 1; i <= 5; i++) {
ObTxData *tx_data = new ObTxData();
transaction::ObTransID tx_id = i;
// fill in data
tx_data->tx_id_ = tx_id;
if (i < 5) {
tx_data->commit_version_.convert_for_tx(i * 10 + i);
tx_data->start_scn_.convert_for_tx(i);
tx_data->end_scn_ = tx_data->commit_version_;
tx_data->state_ = ObTxData::COMMIT;
} else {
tx_data->commit_version_.convert_for_tx(INT64_MAX);
tx_data->start_scn_.convert_for_tx(i);
tx_data->end_scn_.convert_for_tx(50);
tx_data->state_ = ObTxData::RUNNING;
transaction::ObUndoAction undo_action(2,1);
tx_data->add_undo_action(tx_table, undo_action);
}
ASSERT_EQ(OB_SUCCESS, tx_table->insert(tx_data));
delete tx_data;
}
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"0 var0 -9 0 9 12 EXIST CLF trans_id_0\n"
"1 var1 -33 MIN 7 9 EXIST SCF trans_id_0\n"
"1 var1 -33 0 7 9 EXIST C trans_id_0\n"
"1 var1 -5 0 2 2 EXIST C trans_id_0\n"
"1 var1 -4 0 1 1 EXIST CL trans_id_0\n"
"2 var2 -44 MIN 70 99 EXIST SCF trans_id_0\n"
"2 var2 -44 0 NOP 99 EXIST N trans_id_0\n"
"2 var2 -20 0 NOP 88 EXIST N trans_id_0\n"
"2 var2 -10 0 70 NOP EXIST L trans_id_0\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true));
ASSERT_EQ(OB_SUCCESS, clear_tx_data());
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, test_merge_with_multi_trans_can_not_compact)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[5];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var0 -9 -9 7 12 EXIST CLF\n";
micro_data[1] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 -44 MIN 7 59 EXIST SCF trans_id_0\n"
"1 var1 -44 -14 NOP 59 EXIST N trans_id_0\n";
micro_data[2] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 -33 -13 NOP 28 EXIST N trans_id_0\n";
micro_data[3] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 -22 -12 NOP 71 EXIST N trans_id_0\n";
micro_data[4] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 -11 -7 7 2 EXIST C trans_id_0\n"
"1 var1 -4 0 NOP 9 EXIST L trans_id_0\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(10);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1);
prepare_one_macro(&micro_data[1], 1, INT64_MAX, true);
prepare_one_macro(&micro_data[2], 1, INT64_MAX, true);
prepare_one_macro(&micro_data[3], 1, INT64_MAX, true);
prepare_one_macro(&micro_data[4], 1, INT64_MAX, true);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"0 var0 -9 -11 9 NOP EXIST LF trans_id_0\n"
"1 var1 MIN -89 NOP 9 EXIST FU trans_id_5\n"
"1 var1 -44 -17 NOP 100 EXIST L trans_id_0\n"
"2 var2 MIN -15 12 NOP EXIST FU trans_id_1\n"
"2 var2 -4 0 NOP 7 EXIST L trans_id_0\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(10);
scn_range.end_scn_.convert_for_tx(20);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1, INT64_MAX, true);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObTableHandleV2 handle3;
const char *micro_data3[1];
micro_data3[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"2 var2 MIN -25 18 NOP EXIST ULF trans_id_1\n";
snapshot_version = 50;
scn_range.start_scn_.convert_for_tx(20);
scn_range.end_scn_.convert_for_tx(100);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data3, 1);
prepare_data_end(handle3);
merge_context.tables_handle_.add_table(handle3);
STORAGE_LOG(INFO, "finish prepare sstable3");
ObLSID ls_id(ls_id_);
ObTabletID tablet_id(tablet_id_);
ObLSHandle ls_handle;
ObLSService *ls_svr = MTL(ObLSService*);
ASSERT_EQ(OB_SUCCESS, ls_svr->get_ls(ls_id, ls_handle, ObLSGetMod::STORAGE_MOD));
ObTxTable *tx_table = nullptr;
ObTxTableGuard tx_table_guard;
ls_handle.get_ls()->get_tx_table_guard(tx_table_guard);
ASSERT_NE(nullptr, tx_table = tx_table_guard.get_tx_table());
for (int64_t i = 1; i <= 5; i++) {
ObTxData *tx_data = new ObTxData();
transaction::ObTransID tx_id = i;
// fill in data
tx_data->tx_id_ = tx_id;
if (i < 5) {
tx_data->commit_version_.convert_for_tx(i * 10 + i);
tx_data->start_scn_.convert_for_tx(i);
tx_data->end_scn_ = tx_data->commit_version_;
tx_data->state_ = ObTxData::COMMIT;
} else {
tx_data->commit_version_.convert_for_tx(INT64_MAX);
tx_data->start_scn_.convert_for_tx(i);
tx_data->end_scn_.convert_for_tx(50);
tx_data->state_ = ObTxData::RUNNING;
transaction::ObUndoAction undo_action(2,1);
tx_data->add_undo_action(tx_table, undo_action);
;
}
ASSERT_EQ(OB_SUCCESS, tx_table->insert(tx_data));
delete tx_data;
}
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
STORAGE_LOG(WARN, "full_read_info", K(full_read_info_));
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"0 var0 -9 0 9 12 EXIST CLF trans_id_0\n"
"1 var1 MIN -89 NOP 9 EXIST FU trans_id_5\n"
"1 var1 -44 MIN 7 100 EXIST SC trans_id_0\n"
"1 var1 -44 0 NOP 100 EXIST N trans_id_0\n"
"1 var1 -33 0 NOP 28 EXIST N trans_id_0\n"
"1 var1 -22 0 NOP 71 EXIST N trans_id_0\n"
"1 var1 -11 0 7 2 EXIST C trans_id_0\n"
"1 var1 -4 0 NOP 9 EXIST L trans_id_0\n"
"2 var2 -11 MIN 18 7 EXIST SCF trans_id_0\n"
"2 var2 -11 0 18 NOP EXIST N trans_id_0\n"
"2 var2 -4 0 NOP 7 EXIST L trans_id_0\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true));
ASSERT_EQ(OB_SUCCESS, clear_tx_data());
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
handle3.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, test_merge_with_macro_reused_with_shadow)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[2];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var0 -9 -9 7 12 EXIST CLF\n"
"1 var1 -44 MIN 7 59 EXIST SCF \n"
"1 var1 -44 -14 NOP 59 EXIST N \n"
"1 var1 -33 -13 NOP 28 EXIST N\n";
micro_data[1] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"1 var1 -11 -7 7 2 EXIST C \n"
"1 var1 -4 0 NOP 9 EXIST L \n"
"2 var2 -4 0 7 7 EXIST CL \n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(10);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1);
prepare_one_macro(&micro_data[1], 1);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"2 var2 -30 MIN NOP 20 EXIST SF\n"
"2 var2 -30 -10 NOP 20 EXIST N \n"
"2 var2 -20 -10 NOP 10 EXIST L \n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(10);
scn_range.end_scn_.convert_for_tx(20);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObLSID ls_id(ls_id_);
ObTabletID tablet_id(tablet_id_);
ObLSHandle ls_handle;
ObLSService *ls_svr = MTL(ObLSService*);
ASSERT_EQ(OB_SUCCESS, ls_svr->get_ls(ls_id, ls_handle, ObLSGetMod::STORAGE_MOD));
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"0 var0 -9 0 7 12 EXIST CLF\n"
"1 var1 -44 MIN 7 59 EXIST SCF \n"
"1 var1 -44 0 NOP 59 EXIST N \n"
"1 var1 -33 0 NOP 28 EXIST N\n"
"1 var1 -11 0 7 2 EXIST C \n"
"1 var1 -4 0 NOP 9 EXIST L \n"
"2 var2 -30 MIN 7 20 EXIST SCF\n"
"2 var2 -30 0 NOP 20 EXIST N \n"
"2 var2 -20 0 NOP 10 EXIST N \n"
"2 var2 -4 0 7 7 EXIST CL\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true));
ASSERT_EQ(OB_SUCCESS, clear_tx_data());
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, test_merge_with_macro_reused_without_shadow)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[2];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var0 -9 -9 7 12 EXIST CLF\n"
"1 var1 -44 MIN 7 59 EXIST SCF \n"
"1 var1 -44 -14 NOP 59 EXIST N \n"
"1 var1 -33 -13 7 28 EXIST CL\n";
micro_data[1] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"2 var2 MIN -10 20 NOP EXIST FU trans_id_2\n"
"2 var2 -20 MIN 9 9 EXIST SC trans_id_0\n"
"2 var2 -20 -10 9 NOP EXIST N trans_id_0\n"
"2 var2 -10 -5 2 9 EXIST CL trans_id_0\n"
"3 var3 -10 0 3 3 EXIST CLF trans_id_0\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(30);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1);
prepare_one_macro(&micro_data[1], 1, INT64_MAX, true);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"3 var3 -30 0 30 NOP EXIST LF \n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(30);
scn_range.end_scn_.convert_for_tx(50);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObLSID ls_id(ls_id_);
ObTabletID tablet_id(tablet_id_);
ObLSHandle ls_handle;
ObLSService *ls_svr = MTL(ObLSService*);
ASSERT_EQ(OB_SUCCESS, ls_svr->get_ls(ls_id, ls_handle, ObLSGetMod::STORAGE_MOD));
ObTxTable *tx_table = nullptr;
ObTxTableGuard tx_table_guard;
ls_handle.get_ls()->get_tx_table_guard(tx_table_guard);
ASSERT_NE(nullptr, tx_table = tx_table_guard.get_tx_table());
for (int64_t i = 1; i <= 4; i++) {
ObTxData *tx_data = new ObTxData();
transaction::ObTransID tx_id = i;
// fill in data
tx_data->tx_id_ = tx_id;
tx_data->commit_version_.convert_for_tx(i * 10 + i);
tx_data->start_scn_.convert_for_tx(i);
tx_data->end_scn_ = tx_data->commit_version_;
tx_data->state_ = ObTxData::COMMIT;
ASSERT_EQ(OB_SUCCESS, tx_table->insert(tx_data));
delete tx_data;
}
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"0 var0 -9 0 7 12 EXIST CLF\n"
"1 var1 -44 MIN 7 59 EXIST SCF \n"
"1 var1 -44 0 NOP 59 EXIST N \n"
"1 var1 -33 0 7 28 EXIST CL\n"
"2 var2 -22 MIN 20 9 EXIST SCF\n"
"2 var2 -22 0 20 NOP EXIST N \n"
"2 var2 -20 0 9 NOP EXIST N \n"
"2 var2 -10 0 2 9 EXIST CL \n"
"3 var3 -30 MIN 30 3 EXIST SCF \n"
"3 var3 -30 0 30 NOP EXIST N \n"
"3 var3 -10 0 3 3 EXIST CL \n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true));
ASSERT_EQ(OB_SUCCESS, clear_tx_data());
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, test_merge_with_greater_multi_version)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[2];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var0 -9 MIN 7 12 EXIST SCF\n"
"0 var0 -9 -9 NOP 12 EXIST N\n"
"0 var0 -8 -9 7 7 EXIST CL\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(30);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var0 -20 MIN 15 15 EXIST SCF\n"
"0 var0 -20 -9 NOP 15 EXIST N\n"
"0 var0 -17 -9 15 NOP EXIST L\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(30);
scn_range.end_scn_.convert_for_tx(50);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 50;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"0 var0 -20 MIN 15 15 EXIST SCF\n"
"0 var0 -20 0 15 15 EXIST C\n"
"0 var0 -9 0 7 12 EXIST CL\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true));
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, test_merge_with_greater_multi_version_and_uncommit)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[2];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"0 var0 MIN -20 NOP 30 EXIST FU trans_id_1\n"
"0 var0 -9 MIN 7 12 EXIST SC trans_id_0\n"
"0 var0 -9 -9 NOP 12 EXIST N trans_id_0\n"
"0 var0 -8 -9 7 7 EXIST CL trans_id_0\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(30);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1, INT64_MAX, true);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var0 -20 MIN NOP 15 EXIST SCF\n"
"0 var0 -20 -9 NOP 15 EXIST N\n"
"0 var0 -17 -9 NOP 13 EXIST N\n"
"0 var0 -15 -9 NOP 11 EXIST L\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(30);
scn_range.end_scn_.convert_for_tx(50);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 50;
trans_version_range.base_version_ = 1;
ObLSID ls_id(ls_id_);
ObTabletID tablet_id(tablet_id_);
ObLSHandle ls_handle;
ObLSService *ls_svr = MTL(ObLSService*);
ASSERT_EQ(OB_SUCCESS, ls_svr->get_ls(ls_id, ls_handle, ObLSGetMod::STORAGE_MOD));
ObTxTable *tx_table = nullptr;
ObTxTableGuard tx_table_guard;
ls_handle.get_ls()->get_tx_table_guard(tx_table_guard);
ASSERT_NE(nullptr, tx_table = tx_table_guard.get_tx_table());
for (int64_t i = 1; i <= 4; i++) {
ObTxData *tx_data = new ObTxData();
transaction::ObTransID tx_id = i;
// fill in data
tx_data->tx_id_ = tx_id;
tx_data->commit_version_.convert_for_tx(i * 10 + i);
tx_data->start_scn_.convert_for_tx(i);
tx_data->end_scn_ = tx_data->commit_version_;
tx_data->state_ = ObTxData::COMMIT;
ASSERT_EQ(OB_SUCCESS, tx_table->insert(tx_data));
delete tx_data;
}
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"0 var0 -20 MIN 7 15 EXIST SCF\n"
"0 var0 -20 0 NOP 15 EXIST N\n"
"0 var0 -11 0 7 30 EXIST CL\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true));
ASSERT_EQ(OB_SUCCESS, clear_tx_data());
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, test_merge_with_ghost_row)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[1];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 MIN -6 18 2 EXIST FU trans_id_1\n"
"1 var1 MIN -3 NOP NOP EXIST U trans_id_1\n"
"1 var1 MIN -2 NOP 19 EXIST LU trans_id_1\n"
"2 var2 MIN -9 18 0 EXIST ULF trans_id_2\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(10);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1, INT64_MAX, true);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 MIN -38 NOP 59 EXIST ULF trans_id_3\n"
"2 var2 MIN -38 NOP 59 EXIST ULF trans_id_2\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(10);
scn_range.end_scn_.convert_for_tx(20);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1, INT64_MAX, true);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObTableHandleV2 handle3;
const char *micro_data3[1];
micro_data3[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 MIN -48 NOP 59 EXIST ULF trans_id_3\n"
"2 var2 MIN -71 18 1 EXIST FU trans_id_4\n"
"2 var2 MAGIC MAGIC NOP NOP EXIST LG trans_id_0\n";
snapshot_version = 50;
scn_range.start_scn_.convert_for_tx(20);
scn_range.end_scn_.convert_for_tx(50);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data3, 1, INT64_MAX, true);
prepare_data_end(handle3);
merge_context.tables_handle_.add_table(handle3);
STORAGE_LOG(INFO, "finish prepare sstable3");
ObLSID ls_id(ls_id_);
ObTabletID tablet_id(tablet_id_);
ObLSHandle ls_handle;
ObLSService *ls_svr = MTL(ObLSService*);
ASSERT_EQ(OB_SUCCESS, ls_svr->get_ls(ls_id, ls_handle, ObLSGetMod::STORAGE_MOD));
ObTxTable *tx_table = nullptr;
ObTxTableGuard tx_table_guard;
ls_handle.get_ls()->get_tx_table_guard(tx_table_guard);
ASSERT_NE(nullptr, tx_table = tx_table_guard.get_tx_table());
for (int64_t i = 1; i <= 4; i++) {
ObTxData *tx_data = new ObTxData();
transaction::ObTransID tx_id = i;
// fill in data
tx_data->tx_id_ = tx_id;
if (i % 2 == 1) {
tx_data->commit_version_.convert_for_tx(INT64_MAX);
tx_data->start_scn_.convert_for_tx(i);
tx_data->end_scn_.convert_for_tx(i * 10 + i);
tx_data->state_ = ObTxData::ABORT;
} else {
tx_data->commit_version_.convert_for_tx(i * 10 + i);
tx_data->start_scn_.convert_for_tx(i);
tx_data->end_scn_ = tx_data->commit_version_;
tx_data->state_ = ObTxData::COMMIT;
}
ASSERT_EQ(OB_SUCCESS, tx_table->insert(tx_data));
delete tx_data;
}
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"2 var2 -44 MIN 18 1 EXIST SCF \n"
"2 var2 -44 0 18 1 EXIST C \n"
"2 var2 -22 0 18 59 EXIST CL \n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true));
ASSERT_EQ(OB_SUCCESS, clear_tx_data());
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, compare_dml_flag)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[1];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -8 0 1 1 INSERT CLF\n"
"2 var2 -6 0 2 2 INSERT CLF\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(10);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -10 0 NOP 10 UPDATE LF\n"
"2 var2 -12 0 NOP NOP DELETE CLF\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(10);
scn_range.end_scn_.convert_for_tx(20);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -10 MIN 1 10 INSERT SCF\n"
"0 var1 -10 0 NOP 10 UPDATE N\n"
"0 var1 -8 0 1 1 INSERT CL\n"
"2 var2 -12 MIN NOP NOP DELETE SCF\n"
"2 var2 -12 0 NOP NOP DELETE C\n"
"2 var2 -6 0 2 2 INSERT CL\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true/*cmp multi version row flag*/));
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, get_last_after_reuse)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[2];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var0 -15 0 NOP 1 EXIST LF\n"
"1 var1 -15 MIN 12 2 EXIST SCF\n"
"1 var1 -15 0 12 NOP EXIST N\n"
"1 var1 -10 0 2 2 EXIST CL\n"
"3 var3 -8 MIN 12 12 EXIST SCF\n"
"3 var3 -8 0 12 NOP EXIST N\n";
micro_data[1] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"3 var3 -6 0 2 12 EXIST CL\n"
"4 var4 -15 0 2 2 EXIST CLF\n"
"5 var5 -15 0 NOP 12 EXIST LF\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 20;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(10);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1);
prepare_one_macro(&micro_data[1], 1);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"5 var5 -20 0 NOP 13 EXIST LF\n";
snapshot_version = 30;
scn_range.start_scn_.convert_for_tx(10);
scn_range.end_scn_.convert_for_tx(20);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var0 -15 0 NOP 1 EXIST LF\n"
"1 var1 -15 MIN 12 2 EXIST SCF\n"
"1 var1 -15 0 12 NOP EXIST N\n"
"1 var1 -10 0 2 2 EXIST CL\n"
"3 var3 -8 MIN 12 12 EXIST SCF\n"
"3 var3 -8 0 12 NOP EXIST N\n"
"3 var3 -6 0 2 12 EXIST CL\n"
"4 var4 -15 0 2 2 EXIST CLF\n"
"5 var5 -20 MIN NOP 13 EXIST SF\n"
"5 var5 -20 0 NOP 13 EXIST N\n"
"5 var5 -15 0 NOP 12 EXIST L\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true/*cmp multi version row flag*/));
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, rowkey_cross_two_macro_with_commit_scn_less_multi_version_start)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[3];
micro_data[0] =
"bigint var bigint bigint bigint bigint dml flag multi_version_row_flag\n"
"1 var1 -8 0 2 2 T_DML_INSERT EXIST CLF\n";
micro_data[1] =
"bigint var bigint bigint bigint bigint dml flag multi_version_row_flag\n"
"2 var1 -8 MIN 3 2 T_DML_UPDATE EXIST SCF\n"
"2 var1 -8 0 3 NOP T_DML_UPDATE EXIST N\n";
micro_data[2] =
"bigint var bigint bigint bigint bigint dml flag multi_version_row_flag\n"
"2 var1 -6 0 2 2 T_DML_INSERT EXIST CL\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
share::ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(10);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 2);
prepare_one_macro(&micro_data[2], 1);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint dml flag multi_version_row_flag\n"
"0 var1 -10 0 NOP 10 T_DML_UPDATE EXIST LF\n"
"3 var1 -10 0 NOP 13 T_DML_UPDATE EXIST LF\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(10);
scn_range.end_scn_.convert_for_tx(20);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 10;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"0 var1 -10 0 NOP 10 EXIST LF\n"
"1 var1 -8 0 2 2 EXIST CLF\n"
"2 var1 -8 MIN 3 2 EXIST SCF\n"
"2 var1 -8 0 3 2 EXIST C\n"
"2 var1 -6 0 2 2 EXIST CL\n"
"3 var1 -10 0 NOP 13 EXIST LF\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true/*cmp multi version row flag*/));
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, rowkey_cross_macro_with_last_shadow_version_less_than_multi_version)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[3];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 -8 0 2 2 EXIST CLF trans_id_0\n";
micro_data[1] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"2 var2 MIN -11 NOP 9 EXIST FU trans_id_2\n"
"2 var2 -8 MIN 3 2 EXIST SC trans_id_0\n";
micro_data[2] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"2 var2 -8 0 3 NOP EXIST N trans_id_0\n"
"2 var2 -6 0 2 2 EXIST CL trans_id_0\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
share::ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(30);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 2);
prepare_one_macro(&micro_data[2], 1);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"1 var1 -32 0 NOP 10 EXIST LF\n"
"3 var3 -40 0 NOP 13 EXIST LF\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(30);
scn_range.end_scn_.convert_for_tx(50);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObLSID ls_id(ls_id_);
ObTabletID tablet_id(tablet_id_);
ObLSHandle ls_handle;
ObLSService *ls_svr = MTL(ObLSService*);
ASSERT_EQ(OB_SUCCESS, ls_svr->get_ls(ls_id, ls_handle, ObLSGetMod::STORAGE_MOD));
ObTxTable *tx_table = nullptr;
ObTxTableGuard tx_table_guard;
ls_handle.get_ls()->get_tx_table_guard(tx_table_guard);
ASSERT_NE(nullptr, tx_table = tx_table_guard.get_tx_table());
for (int64_t i = 1; i < 3; i++) {
ObTxData *tx_data = new ObTxData();
transaction::ObTransID tx_id = i;
// fill in data
tx_data->tx_id_ = tx_id;
tx_data->commit_version_.convert_for_tx(i * 10 + i);
tx_data->start_scn_.convert_for_tx(i);
tx_data->end_scn_ = tx_data->commit_version_;
tx_data->state_ = ObTxData::COMMIT;
ASSERT_EQ(OB_SUCCESS, tx_table->insert(tx_data));
delete tx_data;
}
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 10;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"1 var1 -32 MIN 2 10 EXIST SCF\n"
"1 var1 -32 0 NOP 10 EXIST \n"
"1 var1 -8 0 2 2 EXIST CL\n"
"2 var2 -22 MIN 3 9 EXIST SCF\n"
"2 var2 -22 0 NOP 9 EXIST \n"
"2 var2 -8 0 3 2 EXIST CL\n"
"3 var3 -40 0 NOP 13 EXIST LF\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true/*cmp multi version row flag*/));
ASSERT_EQ(OB_SUCCESS, clear_tx_data());
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, shadow_row_is_last_in_macro)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[3];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"1 var1 -8 0 2 2 EXIST CLF \n";
micro_data[1] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"2 var2 -10 MIN 3 3 EXIST SCF \n";
micro_data[2] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"2 var2 -10 0 3 NOP EXIST N \n"
"2 var2 -8 0 NOP 3 EXIST N \n"
"2 var2 -6 0 2 2 EXIST CL \n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
share::ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(30);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 2);
prepare_one_macro(&micro_data[2], 1);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"1 var1 -32 0 NOP 10 EXIST LF\n"
"2 var2 -10 MIN 3 3 EXIST SCF\n"
"2 var2 -10 0 3 NOP EXIST N \n"
"2 var2 -8 0 NOP 3 EXIST N \n"
"2 var2 -6 0 2 2 EXIST CL \n"
"3 var3 -40 0 NOP 13 EXIST LF\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(30);
scn_range.end_scn_.convert_for_tx(50);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"1 var1 -32 MIN 2 10 EXIST SCF\n"
"1 var1 -32 0 NOP 10 EXIST N\n"
"1 var1 -8 0 2 2 EXIST CL\n"
"2 var2 -10 MIN 3 3 EXIST SCF\n"
"2 var2 -10 0 3 NOP EXIST N\n"
"2 var2 -8 0 NOP 3 EXIST N\n"
"2 var2 -6 0 2 2 EXIST CL\n"
"3 var3 -40 0 NOP 13 EXIST LF\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true/*cmp multi version row flag*/));
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, rowkey_cross_macro_without_open_next_macro)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[3];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"0 var2 -10 0 2 2 EXIST CLF trans_id_0\n"
"2 var2 MIN -11 NOP 9 EXIST FU trans_id_2\n";
micro_data[1] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"2 var2 -8 MIN 3 2 EXIST SC trans_id_0\n"
"2 var2 -8 0 3 NOP EXIST N trans_id_0\n"
"2 var2 -6 0 2 2 EXIST CL trans_id_0\n";
micro_data[2] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"3 var2 -8 0 3 2 EXIST CLF trans_id_0\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
share::ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(30);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1);
prepare_one_macro(&micro_data[1], 1);
prepare_one_macro(&micro_data[2], 1);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"1 var1 -32 0 NOP 10 EXIST LF\n"
"2 var2 -40 0 NOP 3 EXIST LF\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(30);
scn_range.end_scn_.convert_for_tx(50);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObLSID ls_id(ls_id_);
ObTabletID tablet_id(tablet_id_);
ObLSHandle ls_handle;
ObLSService *ls_svr = MTL(ObLSService*);
ASSERT_EQ(OB_SUCCESS, ls_svr->get_ls(ls_id, ls_handle, ObLSGetMod::STORAGE_MOD));
ObTxTable *tx_table = nullptr;
ObTxTableGuard tx_table_guard;
ls_handle.get_ls()->get_tx_table_guard(tx_table_guard);
ASSERT_NE(nullptr, tx_table = tx_table_guard.get_tx_table());
for (int64_t i = 1; i < 3; i++) {
ObTxData *tx_data = new ObTxData();
transaction::ObTransID tx_id = i;
// fill in data
tx_data->tx_id_ = tx_id;
tx_data->commit_version_.convert_for_tx(INT64_MAX);
tx_data->start_scn_.convert_for_tx(i);
tx_data->end_scn_.convert_for_tx(100);
tx_data->state_ = ObTxData::ABORT;
ASSERT_EQ(OB_SUCCESS, tx_table->insert(tx_data));
delete tx_data;
}
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"0 var2 -10 0 2 2 EXIST CLF trans_id_0\n"
"1 var1 -32 0 NOP 10 EXIST LF trans_id_0\n"
"2 var2 -40 MIN 3 3 EXIST SCF trans_id_0\n"
"2 var2 -40 0 NOP 3 EXIST N trans_id_0\n"
"2 var2 -8 0 3 NOP EXIST N trans_id_0\n"
"2 var2 -6 0 2 2 EXIST CL trans_id_0\n"
"3 var2 -8 0 3 2 EXIST CLF trans_id_0\n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true/*cmp multi version row flag*/));
ASSERT_EQ(OB_SUCCESS, clear_tx_data());
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, range_cross_macro)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[3];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"0 var0 -10 0 2 2 EXIST CLF \n"
"2 var2 -20 MIN 15 15 EXIST SCF \n"
"2 var2 -20 -11 NOP 15 EXIST N \n";
micro_data[1] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"2 var2 -10 0 15 NOP EXIST N \n"
"2 var2 -8 0 2 2 EXIST CL \n"
"3 var3 -20 MIN 25 25 EXIST SCF \n"
"3 var3 -20 0 25 NOP EXIST N \n";
micro_data[2] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"3 var3 -10 0 NOP 25 EXIST N \n"
"3 var3 -5 0 5 5 EXIST CL \n"
"5 var5 -5 0 7 7 EXIST CLF \n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
share::ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(30);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1);
prepare_one_macro(&micro_data[1], 2);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"1 var1 -32 0 NOP 10 EXIST LF\n"
"4 var4 -40 0 NOP 3 EXIST LF\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(30);
scn_range.end_scn_.convert_for_tx(50);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
ObDatumRow row;
row.init(allocator_, 5);
row.storage_datums_[0].set_int(2);
row.storage_datums_[1].set_max();
row.storage_datums_[2].set_max();
row.storage_datums_[3].set_max();
row.count_ = 4;
merge_context.parallel_merge_ctx_.range_array_.at(0).start_key_.assign(row.storage_datums_, 4);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"3 var3 -20 MIN 25 25 EXIST SCF \n"
"3 var3 -20 0 25 NOP EXIST N \n"
"3 var3 -10 0 NOP 25 EXIST N \n"
"3 var3 -5 0 5 5 EXIST CL \n"
"4 var4 -40 0 NOP 3 EXIST LF \n"
"5 var5 -5 0 7 7 EXIST CLF \n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true/*cmp multi version row flag*/));
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, test_merge_base_iter_have_ghost_row)
{
int ret = OB_SUCCESS;
ObPartitionMinorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[2];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 MIN -6 18 2 EXIST FU trans_id_1\n"
"1 var1 MIN -3 NOP NOP EXIST U trans_id_1\n"
"1 var1 MIN -2 NOP 19 EXIST LU trans_id_1\n"
"2 var2 MIN -9 18 0 EXIST ULF trans_id_2\n";
micro_data[1] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"3 var0 MIN -71 18 1 EXIST ULF trans_id_1\n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 10;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(10);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1, INT64_MAX, true);
prepare_one_macro(&micro_data[1], 1, INT64_MAX, true);
prepare_data_end(handle1);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 MIN -38 NOP 59 EXIST ULF trans_id_3\n"
"2 var2 MIN -38 NOP 59 EXIST ULF trans_id_2\n"
"3 var0 -15 0 NOP 1 EXIST LF trans_id_2\n";
snapshot_version = 20;
scn_range.start_scn_.convert_for_tx(10);
scn_range.end_scn_.convert_for_tx(20);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1, INT64_MAX, true);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObTableHandleV2 handle3;
const char *micro_data3[1];
micro_data3[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag trans_id\n"
"1 var1 MIN -48 NOP 59 EXIST ULF trans_id_3\n"
"2 var2 MIN -71 18 1 EXIST FU trans_id_4\n"
"2 var2 MAGIC MAGIC NOP NOP EXIST LG trans_id_0\n";
snapshot_version = 50;
scn_range.start_scn_.convert_for_tx(20);
scn_range.end_scn_.convert_for_tx(50);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data3, 1, INT64_MAX, true);
prepare_data_end(handle3);
merge_context.tables_handle_.add_table(handle3);
STORAGE_LOG(INFO, "finish prepare sstable3");
ObLSID ls_id(ls_id_);
ObTabletID tablet_id(tablet_id_);
ObLSHandle ls_handle;
ObLSService *ls_svr = MTL(ObLSService*);
ASSERT_EQ(OB_SUCCESS, ls_svr->get_ls(ls_id, ls_handle, ObLSGetMod::STORAGE_MOD));
ObTxTable *tx_table = nullptr;
ObTxTableGuard tx_table_guard;
ls_handle.get_ls()->get_tx_table_guard(tx_table_guard);
ASSERT_NE(nullptr, tx_table = tx_table_guard.get_tx_table());
for (int64_t i = 1; i <= 4; i++) {
ObTxData *tx_data = new ObTxData();
transaction::ObTransID tx_id = i;
// fill in data
tx_data->tx_id_ = tx_id;
if (i % 2 == 1) {
tx_data->commit_version_.convert_for_tx(INT64_MAX);
tx_data->start_scn_.convert_for_tx(i);
tx_data->end_scn_.convert_for_tx(i * 10 + i);
tx_data->state_ = ObTxData::ABORT;
} else {
tx_data->commit_version_.convert_for_tx(i * 10 + i);
tx_data->start_scn_.convert_for_tx(i);
tx_data->end_scn_ = tx_data->commit_version_;
tx_data->state_ = ObTxData::COMMIT;
}
ASSERT_EQ(OB_SUCCESS, tx_table->insert(tx_data));
delete tx_data;
}
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 100;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MINOR_MERGE, false, trans_version_range, merge_context);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"2 var2 -44 MIN 18 1 EXIST SCF \n"
"2 var2 -44 0 18 1 EXIST C \n"
"2 var2 -22 0 18 59 EXIST CL \n"
"3 var0 -15 0 NOP 1 EXIST LF \n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true));
ASSERT_EQ(OB_SUCCESS, clear_tx_data());
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
TEST_F(TestMultiVersionMerge, test_major_range_cross_macro)
{
int ret = OB_SUCCESS;
fake_freeze_info();
ObPartitionMajorMerger merger;
ObTabletMergeDagParam param;
ObTabletMergeCtx merge_context(param, allocator_);
ObTableHandleV2 handle1;
const char *micro_data[3];
micro_data[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"0 var0 -10 0 2 2 EXIST CLF \n"
"1 var1 -30 -11 1 15 EXIST CLF \n"
"2 var2 -20 -11 2 15 EXIST CLF \n";
micro_data[1] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"3 var3 -20 0 25 25 EXIST CLF \n"
"4 var4 -20 0 25 8 EXIST CLF \n";
micro_data[2] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"5 var5 -5 0 7 7 EXIST CLF \n";
int schema_rowkey_cnt = 2;
int64_t snapshot_version = 100;
ObScnRange scn_range;
scn_range.start_scn_.set_min();
scn_range.end_scn_.convert_for_tx(30);
prepare_table_schema(micro_data, schema_rowkey_cnt, scn_range, snapshot_version);
reset_writer(snapshot_version);
prepare_one_macro(micro_data, 1);
prepare_one_macro(&micro_data[1], 2);
prepare_data_end(handle1, ObITable::MAJOR_SSTABLE);
merge_context.tables_handle_.add_table(handle1);
STORAGE_LOG(INFO, "finish prepare sstable1");
ObTableHandleV2 handle2;
const char *micro_data2[1];
micro_data2[0] =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag\n"
"9 var9 -140 0 2 3 EXIST LF\n";
snapshot_version = 200;
scn_range.start_scn_.convert_for_tx(30);
scn_range.end_scn_.convert_for_tx(50);
table_key_.scn_range_ = scn_range;
reset_writer(snapshot_version);
prepare_one_macro(micro_data2, 1);
prepare_data_end(handle2);
merge_context.tables_handle_.add_table(handle2);
STORAGE_LOG(INFO, "finish prepare sstable2");
ObVersionRange trans_version_range;
trans_version_range.snapshot_version_ = 200;
trans_version_range.multi_version_start_ = 1;
trans_version_range.base_version_ = 1;
prepare_merge_context(MAJOR_MERGE, false, trans_version_range, merge_context);
ObDatumRow row;
row.init(allocator_, 5);
row.storage_datums_[0].set_int(1);
merge_context.parallel_merge_ctx_.range_array_.at(0).start_key_.assign(row.storage_datums_, 1);
// minor mrege
ObSSTable *merged_sstable = nullptr;
ASSERT_EQ(OB_SUCCESS, merger.merge_partition(merge_context, 0));
build_sstable(merge_context, merged_sstable);
const char *result1 =
"bigint var bigint bigint bigint bigint flag multi_version_row_flag \n"
"2 var2 -20 0 2 15 EXIST N \n"
"3 var3 -20 0 25 25 EXIST N \n"
"4 var4 -20 0 25 8 EXIST N \n"
"5 var5 -5 0 7 7 EXIST N \n"
"9 var9 -140 0 2 3 EXIST N \n";
ObMockIterator res_iter;
ObStoreRowIterator *scanner = NULL;
ObDatumRange range;
res_iter.reset();
range.set_whole_range();
trans_version_range.base_version_ = 1;
trans_version_range.multi_version_start_ = 1;
trans_version_range.snapshot_version_ = INT64_MAX;
prepare_query_param(trans_version_range);
ASSERT_EQ(OB_SUCCESS, merged_sstable->scan(iter_param_, context_, range, scanner));
ASSERT_EQ(OB_SUCCESS, res_iter.from(result1));
ObMockDirectReadIterator sstable_iter;
ASSERT_EQ(OB_SUCCESS, sstable_iter.init(scanner, allocator_, full_read_info_));
ASSERT_TRUE(res_iter.equals(sstable_iter, true/*cmp multi version row flag*/));
scanner->~ObStoreRowIterator();
handle1.reset();
handle2.reset();
merger.reset();
}
}
}
int main(int argc, char **argv)
{
system("rm -rf test_multi_version_sstable_merge.log*");
OB_LOGGER.set_file_name("test_multi_version_sstable_merge.log");
OB_LOGGER.set_log_level("INFO");
oceanbase::common::ObLogger::get_logger().set_log_level("INFO");
testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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