oceanbase/unittest/sql/engine/px/test_slice_calc.cpp
2023-01-28 20:40:16 +08:00

223 lines
8.0 KiB
C++

/**
* 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.
*/
#define USING_LOG_PREFIX SQL_EXE
#include "gtest/gtest.h"
#include "sql/engine/ob_exec_context.h"
#define private public
#define protected public
#include "sql/executor/ob_slice_calc.h"
#undef private
#undef protected
#include "lib/ob_define.h"
#include "common/row/ob_row.h"
#include "share/schema/ob_table_schema.h"
#include "share/schema/ob_part_mgr_util.h"
#include "sql/engine/px/ob_px_util.h"
#include "sql/engine/ob_exec_context.h"
#include "sql/engine/expr/ob_expr_calc_partition_id.h"
using namespace oceanbase::common;
using namespace oceanbase::share;
using namespace oceanbase::sql;
class TestPkeyRangeSliceCalc : public ::testing::Test
{
public:
TestPkeyRangeSliceCalc() : ctx_(allocator_) {}
virtual ~TestPkeyRangeSliceCalc() = default;
virtual void SetUp() override;
virtual void TearDown() override;
int build_channel_info(const int64_t ch_count, ObPxPartChInfo &ch_info);
public:
static const int64_t PARTITION_COUNT = 3;
static const int64_t RANGE_COUNT = 5;
ObArenaAllocator allocator_;
ObExecContext ctx_;
ObArray<ObExpr *> sort_exprs_;
ObExpr *fake_calc_part_id_expr_;
ObArray<ObSortFieldCollation> sort_collations_;
ObArray<ObSortCmpFunc> sort_cmp_funcs_;
ObPxTabletRange::RangeCut range_cut_;
int64_t tmp_int_;
ObDatum int_datum_;
};
void TestPkeyRangeSliceCalc::SetUp()
{
int ret = OB_SUCCESS;
ASSERT_EQ(OB_SUCCESS, sort_exprs_.push_back(nullptr));
ASSERT_EQ(OB_SUCCESS, sort_collations_.push_back(ObSortFieldCollation(
0/*field_idx*/,
ObCollationType::CS_TYPE_BINARY,
true/*is_ascending*/,
ObCmpNullPos::NULL_LAST)));
ObSortCmpFunc cmp_func;
cmp_func.cmp_func_ = ObDatumFuncs::get_nullsafe_cmp_func(
ObObjType::ObIntType,
ObObjType::ObIntType,
ObCmpNullPos::NULL_LAST,
ObCollationType::CS_TYPE_BINARY,
SCALE_UNKNOWN_YET,
false/*is_orace_mode*/,
false);
ASSERT_EQ(OB_SUCCESS, sort_cmp_funcs_.push_back(cmp_func));
int_datum_.int_ = &tmp_int_;
fake_calc_part_id_expr_ = reinterpret_cast<ObExpr *>(&tmp_int_);
ObDatum tmp_datum;
for (int64_t j = 1; OB_SUCC(ret) && j < RANGE_COUNT; ++j) {
tmp_datum.int_ = (int64_t *)allocator_.alloc(sizeof(int64_t));
ObPxTabletRange::DatumKey tmp_key;
ASSERT_EQ(OB_SUCCESS, tmp_key.push_back(tmp_datum));
tmp_key.at(0).set_int(j * 10);
ASSERT_EQ(OB_SUCCESS, range_cut_.push_back(tmp_key));
}
ObArray<ObPxTabletRange> part_ranges;
for (int64_t i = 0; OB_SUCC(ret) && i < PARTITION_COUNT; ++i) {
ObPxTabletRange tmp_part_range;
tmp_part_range.partition_id_ = i;
ret = tmp_part_range.range_cut_.assign(range_cut_);
ASSERT_EQ(OB_SUCCESS, ret);
ret = part_ranges.push_back(tmp_part_range);
ASSERT_EQ(OB_SUCCESS, ret);
}
ret = ctx_.set_partition_ranges(part_ranges);
ASSERT_EQ(OB_SUCCESS, ret);
LOG_INFO("init ctx partition ranges", K(ret), K(ctx_.get_partition_ranges()));
}
void TestPkeyRangeSliceCalc::TearDown()
{
}
int TestPkeyRangeSliceCalc::build_channel_info(const int64_t ch_count, ObPxPartChInfo &ch_info)
{
int ret = OB_SUCCESS;
ch_info.part_ch_array_.reset();
for (int64_t i = 0; OB_SUCC(ret) && i < PARTITION_COUNT; ++i) {
for (int64_t j = 0; OB_SUCC(ret) && j < ch_count; ++j) {
ObPxPartChMapItem item;
item.first_ = i;
item.second_ = ch_count * i + j;
if (OB_FAIL(ch_info.part_ch_array_.push_back(item))) {
LOG_WARN("push back channel item failed", K(ret), K(item));
}
}
}
return ret;
}
TEST_F(TestPkeyRangeSliceCalc, build_part_range_map_one_ch)
{
int ret = OB_SUCCESS;
ObPxPartChInfo ch_info;
const int64_t ch_count = 1;
ret = build_channel_info(ch_count, ch_info);
ASSERT_EQ(OB_SUCCESS, ret);
schema::ObTableSchema fake_table_schema;
ObSlaveMapPkeyRangeIdxCalc range_slice_calc(
ctx_, fake_table_schema, fake_calc_part_id_expr_, ObPQDistributeMethod::PARTITION_RANGE, ch_info,
sort_exprs_, &sort_cmp_funcs_, &sort_collations_, OB_REPARTITION_NO_REPARTITION);
ret = range_slice_calc.init();
ASSERT_EQ(OB_SUCCESS, ret);
int64_t task_idx = -1;
ObPxTabletRange::DatumKey tmp_key;
ASSERT_EQ(OB_SUCCESS, tmp_key.push_back(int_datum_));
for (int64_t j = 0; OB_SUCC(ret) && j < PARTITION_COUNT; ++j) {
const int64_t partition_id = j;
for (int64_t i = 0; OB_SUCC(ret) && i < 1000; ++i) {
tmp_key.at(0).set_int(i);
ret = range_slice_calc.get_task_idx(partition_id, tmp_key, task_idx);
ASSERT_EQ(OB_SUCCESS, ret);
ASSERT_EQ(task_idx, 0 + partition_id * ch_count);
}
}
}
TEST_F(TestPkeyRangeSliceCalc, build_part_range_map_less_ch)
{
int ret = OB_SUCCESS;
ObPxPartChInfo ch_info;
const int64_t ch_count = 3;
ret = build_channel_info(ch_count, ch_info);
ASSERT_EQ(OB_SUCCESS, ret);
schema::ObTableSchema fake_table_schema;
ObSlaveMapPkeyRangeIdxCalc range_slice_calc(
ctx_, fake_table_schema, fake_calc_part_id_expr_, ObPQDistributeMethod::PARTITION_RANGE, ch_info,
sort_exprs_, &sort_cmp_funcs_, &sort_collations_, OB_REPARTITION_NO_REPARTITION);
ret = range_slice_calc.init();
ASSERT_EQ(OB_SUCCESS, ret);
int64_t task_idx = -1;
ObPxTabletRange::DatumKey tmp_key;
ASSERT_EQ(OB_SUCCESS, tmp_key.push_back(int_datum_));
for (int64_t j = 0; OB_SUCC(ret) && j < PARTITION_COUNT; ++j) {
const int64_t partition_id = j;
for (int64_t i = 0; OB_SUCC(ret) && i < 1000; ++i) {
tmp_key.at(0).set_int(i);
ret = range_slice_calc.get_task_idx(partition_id, tmp_key, task_idx);
ASSERT_EQ(OB_SUCCESS, ret);
const int64_t range_idx = std::lower_bound(range_cut_.begin(), range_cut_.end(), tmp_key, range_slice_calc.sort_cmp_) - range_cut_.begin();
if (range_idx < 2) {
ASSERT_EQ(task_idx, 0 + partition_id * ch_count) << "i: " << i << ", range_idx: " << range_idx << std::endl;
} else if (range_idx < 4) {
ASSERT_EQ(task_idx, 1 + partition_id * ch_count) << "i: " << i << ", range_idx: " << range_idx << std::endl;
} else {
ASSERT_EQ(task_idx, 2 + partition_id * ch_count) << "i: " << i << ", range_idx: " << range_idx << std::endl;
}
}
}
}
TEST_F(TestPkeyRangeSliceCalc, build_part_range_map_more_ch)
{
int ret = OB_SUCCESS;
ObPxPartChInfo ch_info;
const int64_t ch_count = 30;
ret = build_channel_info(ch_count, ch_info);
ASSERT_EQ(OB_SUCCESS, ret);
schema::ObTableSchema fake_table_schema;
ObSlaveMapPkeyRangeIdxCalc range_slice_calc(
ctx_, fake_table_schema, fake_calc_part_id_expr_, ObPQDistributeMethod::PARTITION_RANGE, ch_info,
sort_exprs_, &sort_cmp_funcs_, &sort_collations_, OB_REPARTITION_NO_REPARTITION);
ret = range_slice_calc.init();
ASSERT_EQ(OB_SUCCESS, ret);
int64_t task_idx = -1;
ObPxTabletRange::DatumKey tmp_key;
ASSERT_EQ(OB_SUCCESS, tmp_key.push_back(int_datum_));
for (int64_t j = 0; OB_SUCC(ret) && j < PARTITION_COUNT; ++j) {
const int64_t partition_id = j;
for (int64_t i = 0; OB_SUCC(ret) && i < 1000; ++i) {
tmp_key.at(0).set_int(i);
ret = range_slice_calc.get_task_idx(partition_id, tmp_key, task_idx);
ASSERT_EQ(OB_SUCCESS, ret);
const int64_t range_idx = std::lower_bound(range_cut_.begin(), range_cut_.end(), tmp_key, range_slice_calc.sort_cmp_) - range_cut_.begin();
ASSERT_EQ(task_idx, range_idx + partition_id * ch_count) << "i: " << i << ", range_idx: " << range_idx << std::endl;
}
}
}
int main(int argc, char **argv)
{
system("rm -f test_slice_calc.log*");
OB_LOGGER.set_file_name("test_slice_calc.log", true, false);
OB_LOGGER.set_log_level("INFO");
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}