Files
oceanbase/src/sql/das/ob_das_update_op.cpp
2024-02-06 14:49:36 +00:00

434 lines
14 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_DAS
#include "sql/das/ob_das_update_op.h"
#include "share/ob_scanner.h"
#include "sql/engine/px/ob_px_util.h"
#include "sql/engine/dml/ob_dml_service.h"
#include "sql/das/ob_das_utils.h"
#include "storage/tx_storage/ob_access_service.h"
#include "sql/engine/expr/ob_expr_lob_utils.h"
namespace oceanbase
{
namespace common
{
namespace serialization
{
template <>
struct EnumEncoder<false, const sql::ObDASUpdCtDef *> : sql::DASCtEncoder<sql::ObDASUpdCtDef>
{
};
template <>
struct EnumEncoder<false, sql::ObDASUpdRtDef *> : sql::DASRtEncoder<sql::ObDASUpdRtDef>
{
};
} // end namespace serialization
} // end namespace common
using namespace common;
using namespace storage;
using namespace share;
namespace sql
{
class ObDASUpdIterator : public ObNewRowIterator
{
public:
ObDASUpdIterator(const ObDASUpdCtDef *das_ctdef,
ObDASWriteBuffer &write_buffer,
ObIAllocator &alloc)
: das_ctdef_(das_ctdef),
write_buffer_(write_buffer),
old_row_(nullptr),
new_row_(nullptr),
got_old_row_(false),
spat_rows_(nullptr),
spatial_row_idx_(0),
allocator_(alloc)
{
}
virtual ~ObDASUpdIterator();
virtual int get_next_row(ObNewRow *&row) override;
virtual int get_next_row() override { return OB_NOT_IMPLEMENT; }
ObDASWriteBuffer &get_write_buffer() { return write_buffer_; }
virtual void reset() override { }
int rewind(const ObDASDMLBaseCtDef *das_ctdef)
{
old_row_ = nullptr;
new_row_ = nullptr;
got_old_row_ = false;
spatial_row_idx_ = 0;
das_ctdef_ = static_cast<const ObDASUpdCtDef*>(das_ctdef);
return OB_SUCCESS;
}
private:
ObSpatIndexRow *get_spatial_index_rows() { return spat_rows_; }
int create_spatial_index_store();
int get_next_spatial_index_row(ObNewRow *&row);
private:
const ObDASUpdCtDef *das_ctdef_;
ObDASWriteBuffer &write_buffer_;
ObNewRow *old_row_;
ObNewRow *new_row_;
ObDASWriteBuffer::Iterator result_iter_;
bool got_old_row_;
ObSpatIndexRow *spat_rows_;
uint32_t spatial_row_idx_;
common::ObIAllocator &allocator_;
};
int ObDASUpdIterator::get_next_row(ObNewRow *&row)
{
int ret = OB_SUCCESS;
const ObChunkDatumStore::StoredRow *sr = NULL;
if (OB_UNLIKELY(das_ctdef_->table_param_.get_data_table().is_spatial_index())) {
if (OB_FAIL(get_next_spatial_index_row(row))) {
if (OB_ITER_END != ret) {
LOG_WARN("get next spatial index row failed", K(ret));
}
}
} else if (!got_old_row_) {
got_old_row_ = true;
if (OB_ISNULL(old_row_)) {
if (OB_FAIL(ob_create_row(allocator_, das_ctdef_->old_row_projector_.count(), old_row_))) {
LOG_WARN("create row buffer failed", K(ret), K(das_ctdef_->old_row_projector_.count()));
} else if (OB_FAIL(write_buffer_.begin(result_iter_))) {
LOG_WARN("begin datum result iterator failed", K(ret));
}
}
if (OB_SUCC(ret) && OB_ISNULL(new_row_)) {
if (OB_FAIL(ob_create_row(allocator_, das_ctdef_->new_row_projector_.count(), new_row_))) {
LOG_WARN("create row buffer failed", K(ret), K(das_ctdef_->new_row_projector_.count()));
}
}
if (OB_SUCC(ret)) {
if (OB_FAIL(result_iter_.get_next_row(sr))) {
if (OB_ITER_END != ret) {
LOG_WARN("get next row from result iterator failed", K(ret));
}
} else if (OB_FAIL(ObDASUtils::project_storage_row(*das_ctdef_,
*sr,
das_ctdef_->old_row_projector_,
allocator_,
*old_row_))) {
LOG_WARN("project old storage row failed", K(ret));
} else if (OB_FAIL(ObDASUtils::project_storage_row(*das_ctdef_,
*sr,
das_ctdef_->new_row_projector_,
allocator_,
*new_row_))) {
LOG_WARN("project new storage row failed", K(ret));
} else {
row = old_row_;
LOG_TRACE("DAS update get old row",
K_(das_ctdef_->old_row_projector),
K_(das_ctdef_->new_row_projector),
"table_id", das_ctdef_->table_id_,
"index_tid", das_ctdef_->index_tid_, KPC_(old_row),
KPC_(new_row));
}
}
} else {
got_old_row_ = false;
if (OB_ISNULL(new_row_)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("new row is null", K(ret));
} else {
row = new_row_;
LOG_DEBUG("DAS update get new row",
"table_id", das_ctdef_->table_id_,
"index_tid", das_ctdef_->index_tid_, KPC_(new_row));
}
}
return ret;
}
ObDASUpdIterator::~ObDASUpdIterator()
{
if (spat_rows_ != nullptr) {
spat_rows_->~ObSEArray();
spat_rows_ = nullptr;
}
}
int ObDASUpdIterator::create_spatial_index_store()
{
int ret = OB_SUCCESS;
void *buf = allocator_.alloc(sizeof(ObSpatIndexRow));
if (OB_ISNULL(buf)) {
ret = OB_ALLOCATE_MEMORY_FAILED;
LOG_WARN("allocate spatial row store failed", K(ret));
} else {
spat_rows_ = new(buf) ObSpatIndexRow();
}
return ret;
}
int ObDASUpdIterator::get_next_spatial_index_row(ObNewRow *&row)
{
int ret = OB_SUCCESS;
const ObChunkDatumStore::StoredRow *sr = NULL;
uint64_t rowkey_num = das_ctdef_->table_param_.get_data_table().get_rowkey_column_num();
uint64_t old_proj = das_ctdef_->old_row_projector_.count();
uint64_t new_proj = das_ctdef_->new_row_projector_.count();
if (rowkey_num + 1 != old_proj || rowkey_num + 1 != new_proj) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("invalid project count", K(ret), K(rowkey_num), K(new_proj), K(old_proj));
} else if (OB_ISNULL(old_row_)) {
if (OB_FAIL(write_buffer_.begin(result_iter_))) {
LOG_WARN("begin write iterator failed", K(ret));
}
}
if (OB_SUCC(ret)) {
ObDASWriteBuffer &write_buffer = get_write_buffer();
ObSpatIndexRow *spatial_rows = get_spatial_index_rows();
bool got_row = false;
while (OB_SUCC(ret) && ! got_row) {
if (OB_ISNULL(spatial_rows) || spatial_row_idx_ >= spatial_rows->count()) {
const ObChunkDatumStore::StoredRow *sr = nullptr;
spatial_row_idx_ = 0;
if (OB_FAIL(result_iter_.get_next_row(sr))) {
if (OB_ITER_END != ret) {
LOG_WARN("get next row from result iterator failed", K(ret));
} else if (!got_old_row_) {
// ret == OB_ITER_END, old row is finished, get next new row
old_row_ = NULL;
got_old_row_ = true;
}
} else if (OB_ISNULL(spatial_rows)) {
if (OB_FAIL(create_spatial_index_store())) {
LOG_WARN("create spatial index rows store failed", K(ret));
} else {
spatial_rows = get_spatial_index_rows();
}
}
if (OB_NOT_NULL(spatial_rows)) {
spatial_rows->reuse();
}
if(OB_SUCC(ret)) {
// get full row successfully
const IntFixedArray &cur_proj = got_old_row_ ? das_ctdef_->new_row_projector_ : das_ctdef_->old_row_projector_;
int64_t geo_idx = cur_proj.at(rowkey_num);
ObString geo_wkb = sr->cells()[geo_idx].get_string();
if (OB_FAIL(ObTextStringHelper::read_real_string_data(&allocator_, ObGeometryType,
CS_TYPE_UTF8MB4_BIN, true, geo_wkb))) {
LOG_WARN("fail to get real string data", K(ret), K(geo_wkb));
} else if (OB_FAIL(ObDASUtils::generate_spatial_index_rows(allocator_, *das_ctdef_, geo_wkb,
cur_proj, *sr, *spatial_rows))) {
LOG_WARN("generate spatial_index_rows failed", K(ret), K(geo_idx), K(geo_wkb), K(rowkey_num));
}
}
}
if (OB_SUCC(ret) && spatial_row_idx_ < spatial_rows->count()) {
row = &(*spatial_rows)[spatial_row_idx_];
old_row_ = row;
spatial_row_idx_++;
got_row = true;
}
}
}
return ret;
}
template <>
int ObDASIndexDMLAdaptor<DAS_OP_TABLE_UPDATE, ObDASUpdIterator>::write_rows(const ObLSID &ls_id,
const ObTabletID &tablet_id,
const CtDefType &ctdef,
RtDefType &rtdef,
ObDASUpdIterator &iter,
int64_t &affected_rows)
{
int ret = OB_SUCCESS;
ObAccessService *as = MTL(ObAccessService *);
if (OB_UNLIKELY(ctdef.table_param_.get_data_table().is_spatial_index())) {
if (OB_FAIL(as->delete_rows(ls_id, tablet_id, *tx_desc_, dml_param_,
ctdef.column_ids_, &iter, affected_rows))) {
if (OB_TRY_LOCK_ROW_CONFLICT != ret) {
LOG_WARN("delete rows to access service failed", K(ret));
}
} else if (OB_FAIL(as->insert_rows(ls_id, tablet_id, *tx_desc_, dml_param_,
ctdef.column_ids_, &iter, affected_rows))) {
if (OB_TRY_LOCK_ROW_CONFLICT != ret) {
LOG_WARN("insert rows to access service failed", K(ret));
}
}
} else if (OB_FAIL(as->update_rows(ls_id,
tablet_id,
*tx_desc_,
dml_param_,
ctdef.column_ids_,
ctdef.updated_column_ids_,
&iter,
affected_rows))) {
if (OB_TRY_LOCK_ROW_CONFLICT != ret) {
LOG_WARN("update row to partition storage failed", K(ret));
}
} else if (!ctdef.is_ignore_ && 0 == affected_rows) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("unexpected affected_rows after do update", K(affected_rows), K(ret));
}
return ret;
}
ObDASUpdateOp::ObDASUpdateOp(ObIAllocator &op_alloc)
: ObIDASTaskOp(op_alloc),
upd_ctdef_(nullptr),
upd_rtdef_(nullptr),
write_buffer_(),
affected_rows_(0)
{
}
int ObDASUpdateOp::open_op()
{
int ret = OB_SUCCESS;
int64_t affected_rows = 0;
ObDASUpdIterator upd_iter(upd_ctdef_, write_buffer_, op_alloc_);
ObDASIndexDMLAdaptor<DAS_OP_TABLE_UPDATE, ObDASUpdIterator> upd_adaptor;
upd_adaptor.tx_desc_ = trans_desc_;
upd_adaptor.snapshot_ = snapshot_;
upd_adaptor.ctdef_ = upd_ctdef_;
upd_adaptor.rtdef_ = upd_rtdef_;
upd_adaptor.related_ctdefs_ = &related_ctdefs_;
upd_adaptor.related_rtdefs_ = &related_rtdefs_;
upd_adaptor.tablet_id_ = tablet_id_;
upd_adaptor.ls_id_ = ls_id_;
upd_adaptor.related_tablet_ids_ = &related_tablet_ids_;
upd_adaptor.das_allocator_ = &op_alloc_;
if (OB_FAIL(upd_adaptor.write_tablet(upd_iter, affected_rows))) {
if (OB_TRY_LOCK_ROW_CONFLICT != ret) {
LOG_WARN("update row to partition storage failed", K(ret));
}
} else {
upd_rtdef_->affected_rows_ += affected_rows;
affected_rows_ = affected_rows;
}
return ret;
}
int ObDASUpdateOp::release_op()
{
int ret = OB_SUCCESS;
return ret;
}
int ObDASUpdateOp::decode_task_result(ObIDASTaskResult *task_result)
{
int ret = OB_SUCCESS;
#if !defined(NDEBUG)
CK(typeid(*task_result) == typeid(ObDASUpdateResult));
CK(task_id_ == task_result->get_task_id());
#endif
if (OB_SUCC(ret)) {
ObDASUpdateResult *del_result = static_cast<ObDASUpdateResult*>(task_result);
upd_rtdef_->affected_rows_ += del_result->get_affected_rows();
}
return ret;
}
int ObDASUpdateOp::fill_task_result(ObIDASTaskResult &task_result, bool &has_more, int64_t &memory_limit)
{
int ret = OB_SUCCESS;
UNUSED(memory_limit);
#if !defined(NDEBUG)
CK(typeid(task_result) == typeid(ObDASUpdateResult));
#endif
if (OB_SUCC(ret)) {
ObDASUpdateResult &del_result = static_cast<ObDASUpdateResult&>(task_result);
del_result.set_affected_rows(affected_rows_);
has_more = false;
}
return ret;
}
int ObDASUpdateOp::init_task_info(uint32_t row_extend_size)
{
int ret = OB_SUCCESS;
if (!write_buffer_.is_inited()
&& OB_FAIL(write_buffer_.init(op_alloc_, row_extend_size, MTL_ID(), "DASUpdateBuffer"))) {
LOG_WARN("init update buffer failed", K(ret));
}
return ret;
}
int ObDASUpdateOp::swizzling_remote_task(ObDASRemoteInfo *remote_info)
{
int ret = OB_SUCCESS;
if (remote_info != nullptr) {
//DAS update is executed remotely
trans_desc_ = remote_info->trans_desc_;
snapshot_ = &remote_info->snapshot_;
}
return ret;
}
int ObDASUpdateOp::write_row(const ExprFixedArray &row,
ObEvalCtx &eval_ctx,
ObChunkDatumStore::StoredRow *&stored_row,
bool &buffer_full)
{
int ret = OB_SUCCESS;
bool added = false;
buffer_full = false;
if (!write_buffer_.is_inited()) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("buffer not inited", K(ret));
} else if (OB_FAIL(write_buffer_.try_add_row(row, &eval_ctx, das::OB_DAS_MAX_PACKET_SIZE, stored_row, added, true))) {
LOG_WARN("try add row to datum store failed", K(ret), K(row), K(write_buffer_));
} else if (!added) {
buffer_full = true;
}
return ret;
}
OB_SERIALIZE_MEMBER((ObDASUpdateOp, ObIDASTaskOp),
upd_ctdef_,
upd_rtdef_,
write_buffer_);
ObDASUpdateResult::ObDASUpdateResult()
: ObIDASTaskResult(),
affected_rows_(0)
{
}
ObDASUpdateResult::~ObDASUpdateResult()
{
}
int ObDASUpdateResult::init(const ObIDASTaskOp &op, common::ObIAllocator &alloc)
{
UNUSED(op);
UNUSED(alloc);
return OB_SUCCESS;
}
int ObDASUpdateResult::reuse()
{
int ret = OB_SUCCESS;
affected_rows_ = 0;
return ret;
}
OB_SERIALIZE_MEMBER((ObDASUpdateResult, ObIDASTaskResult),
affected_rows_);
} // namespace sql
} // namespace oceanbase