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5892 lines (5681 loc) · 279 KB
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/*
* Copyright (c) 2025 OceanBase.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define USING_LOG_PREFIX SQL_OPT
#include "sql/optimizer/ob_log_table_scan.h"
#include "sql/optimizer/ob_log_join.h"
#include "share/vector_index/ob_vector_index_util.h"
#include "share/domain_id/ob_domain_id.h"
using namespace oceanbase::sql;
using namespace oceanbase::common;
using namespace oceanbase::share;
using namespace oceanbase::storage;
using oceanbase::share::schema::ObTableSchema;
using oceanbase::share::schema::ObSchemaGetterGuard;
const char *ObLogTableScan::get_name() const
{
bool is_get = false;
bool is_range = false;
const char *name = NULL;
int ret = OB_SUCCESS;
SampleInfo::SampleMethod sample_method = get_sample_info().method_;
const ObQueryRangeProvider *pre_range = get_pre_graph();
if (NULL != pre_range) {
if (OB_FAIL(pre_range->is_get(is_get))) {
// is_get always return true
LOG_WARN("failed to get is_get", K(ret));
} else if (use_query_range()) {
is_range = true;
}
}
if (sample_method != SampleInfo::NO_SAMPLE) {
if (sample_method == SampleInfo::ROW_SAMPLE) {
name = "TABLE ROW SAMPLE SCAN";
} else if (sample_method == SampleInfo::BLOCK_SAMPLE) {
name = "TABLE BLOCK SAMPLE SCAN";
} else if (sample_method == SampleInfo::HYBRID_SAMPLE) {
name = "TABLE HYBRID SAMPLE SCAN";
} else if (sample_method == SampleInfo::DDL_BLOCK_SAMPLE) {
name = "TABLE DDL BLOCK SAMPLE SCAN";
}
} else if (vector_index_info_.vec_type_ == ObVecIndexType::VEC_INDEX_PRE) {
if (use_index_merge()) {
name = use_das() ? "DISTRIBUTED VECTOR INDEX PRE-FILTER INDEX MERGE SCAN" : "VECTOR INDEX PRE-FILTER INDEX MERGE SCAN";
} else {
name = use_das() ? "DISTRIBUTED VECTOR INDEX PRE-FILTER SCAN" : "VECTOR INDEX PRE-FILTER SCAN";
}
} else if (vector_index_info_.vec_type_ == ObVecIndexType::VEC_INDEX_POST_ITERATIVE_FILTER) {
name = use_das() ? "DISTRIBUTED VECTOR INDEX POST-ITERATIVE-FILTER SCAN" : "VECTOR INDEX POST-ITERATIVE-FILTER SCAN";
} else if (vector_index_info_.vec_type_ == ObVecIndexType::VEC_INDEX_ADAPTIVE_SCAN) {
if (use_index_merge()) {
name = use_das() ? "DISTRIBUTED VECTOR INDEX ADAPTIVE INDEX MERGE SCAN" : "VECTOR INDEX ADAPTIVE INDEX MERGE SCAN";
} else if (vector_index_info_.adaptive_try_path_ == ObVecIdxAdaTryPath::VEC_INDEX_ITERATIVE_FILTER) {
name = use_das() ? "DISTRIBUTED VECTOR INDEX ADAPTIVE SCAN (POST-ITERATIVE-FILTER)" :
"VECTOR INDEX ADAPTIVE SCAN (POST-ITERATIVE-FILTER)";
} else if (vector_index_info_.adaptive_try_path_ == ObVecIdxAdaTryPath::VEC_INDEX_IN_FILTER) {
name = use_das() ? "DISTRIBUTED VECTOR INDEX ADAPTIVE SCAN (IN-FILTER)" :
"VECTOR INDEX ADAPTIVE SCAN (IN-FILTER)";
} else if (vector_index_info_.adaptive_try_path_ == ObVecIdxAdaTryPath::VEC_INDEX_PRE_FILTER) {
name = use_das() ? "DISTRIBUTED VECTOR INDEX ADAPTIVE SCAN (PRE-FILTER)" :
"VECTOR INDEX ADAPTIVE SCAN (PRE-FILTER)";
} else if (vector_index_info_.adaptive_try_path_ == ObVecIdxAdaTryPath::VEC_INDEX_POST_FILTER) {
name = use_das() ? "DISTRIBUTED VECTOR INDEX ADAPTIVE SCAN (POST-FILTER)" :
"VECTOR INDEX ADAPTIVE SCAN (POST-FILTER)";
} else {
name = use_das() ? "DISTRIBUTED VECTOR INDEX ADAPTIVE SCAN (UNCHOSEN)" :
"VECTOR INDEX ADAPTIVE SCAN (UNCHOSEN)";
}
} else if (is_vec_idx_scan_post_filter()) {
name = use_das() ? "DISTRIBUTED VECTOR INDEX SCAN" : "VECTOR INDEX SCAN";
} else if (is_text_retrieval_scan() || has_es_match()) {
name = use_das() ? "DISTRIBUTED TEXT RETRIEVAL SCAN" : "TEXT RETRIEVAL SCAN";
} else if (is_skip_scan()) {
name = use_das() ? "DISTRIBUTED TABLE SKIP SCAN" : "TABLE SKIP SCAN";
} else if (EXTERNAL_TABLE == get_table_type()) {
name = "EXTERNAL TABLE SCAN";
} else if (use_index_merge()) {
name = use_das() ? "DISTRIBUTED INDEX MERGE SCAN" : "INDEX MERGE SCAN";
} else if (use_das()) {
if (is_get) {
name = "DISTRIBUTED TABLE GET";
} else if (is_range) {
name = "DISTRIBUTED TABLE RANGE SCAN";
} else {
name = "DISTRIBUTED TABLE FULL SCAN";
}
} else if (use_column_store()) {
if (is_get) {
name = "COLUMN TABLE GET";
} else if (is_range) {
name = "COLUMN TABLE RANGE SCAN";
} else {
name = "COLUMN TABLE FULL SCAN";
}
} else {
if (is_get) {
name = "TABLE GET";
} else if (is_range) {
name = "TABLE RANGE SCAN";
} else {
name = "TABLE FULL SCAN";
}
}
return name;
}
bool ObLogTableScan::use_query_range() const
{
bool res = false;
const ObRangeNode *head = NULL;
bool cnt_dynamic_param = false;
if (range_conds_.count() > 0) {
// can extract precise range (for old query range)
res = true;
} else {
if (!ranges_.empty()) {
bool valid_range = false;
for (int64_t i = 0; !valid_range && i < ranges_.count(); ++i) {
if (!ranges_.at(i).is_whole_range()) {
valid_range = true;
}
}
res = valid_range;
}
// check pre range graph head for dynamic param
if (!res && OB_NOT_NULL(get_pre_range_graph()) &&
OB_NOT_NULL(head = get_pre_range_graph()->get_range_head())) {
for (int64_t i = 0; !cnt_dynamic_param && i < filter_exprs_.count(); ++i) {
cnt_dynamic_param = OB_NOT_NULL(filter_exprs_.at(i)) &&
filter_exprs_.at(i)->has_flag(CNT_DYNAMIC_PARAM);
}
res = cnt_dynamic_param &&
get_pre_range_graph()->get_skip_scan_offset() == -1 &&
head->min_offset_ == 0 && !head->always_true_;
}
}
return res;
}
int ObLogTableScan::check_is_delete_insert_scan(bool &is_delete_insert_scan) const
{
int ret = OB_SUCCESS;
is_delete_insert_scan = false;
ObSQLSessionInfo *session = NULL;
ObSchemaGetterGuard *schema_guard = nullptr;
const ObTableSchema *table_schema = nullptr;
const int64_t table_id = is_index_scan() ? index_table_id_ : ref_table_id_;
if (OB_ISNULL(get_plan())
|| OB_ISNULL(session = get_plan()->get_optimizer_context().get_session_info())
|| OB_ISNULL(schema_guard = get_plan()->get_optimizer_context().get_schema_guard())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("failed to get table schema", K(ret));
} else if (OB_FAIL(schema_guard->get_table_schema(session->get_effective_tenant_id(), table_id, table_schema))) {
LOG_WARN("failed to get table schema", K(ret));
} else if (OB_UNLIKELY(NULL == table_schema)) {
// may be fake table, skip
LOG_DEBUG("get nullptr table schema", K(ret), K_(table_id), K_(ref_table_id), K(get_stmt()));
} else if (table_schema->is_delete_insert_merge_engine()) {
omt::ObTenantConfigGuard tenant_config(TENANT_CONF(MTL_ID()));
if (OB_LIKELY(tenant_config.is_valid())) {
is_delete_insert_scan = tenant_config->_enable_delete_insert_scan;
}
}
return ret;
}
void ObLogTableScan::set_ref_table_id(uint64_t ref_table_id)
{
ref_table_id_ = ref_table_id;
}
int ObLogTableScan::set_range_columns(const ObIArray<ColumnItem> &range_columns)
{
int ret = OB_SUCCESS;
range_columns_.reset();
if (OB_FAIL(range_columns_.assign(range_columns))) {
LOG_WARN("failed to assign range columns", K(ret));
} else if (!is_virtual_table(ref_table_id_)) {
// banliu.zyd: Virtual table does not guarantee order, only process non-virtual tables
OrderItem item;
int64_t N = range_columns.count();
reset_op_ordering();
common::ObIArray<OrderItem> &op_ordering = get_op_ordering();
for (int64_t i = 0; OB_SUCC(ret) && i < N; ++i) {
item.expr_ = range_columns.at(i).expr_;
item.order_type_ = scan_direction_;
if (OB_FAIL(op_ordering.push_back(item))) {
LOG_WARN("failed to push back item", K(ret));
}
}
} else { /*do nothing*/ }
return ret;
}
int ObLogTableScan::do_re_est_cost(EstimateCostInfo ¶m, double &card, double &op_cost, double &cost)
{
int ret = OB_SUCCESS;
double limit_percent = -1.0;
int64_t limit_count = -1;
int64_t offset_count = 0;
const ObDMLStmt *stmt = NULL;
if (NULL == access_path_) { // table scan create from CteTablePath
card = get_card();
op_cost = get_op_cost();
cost = get_cost();
} else if (OB_ISNULL(get_plan()) || OB_ISNULL(est_cost_info_) ||
OB_ISNULL(stmt = get_plan()->get_stmt()) || OB_ISNULL(stmt->get_query_ctx()) ||
OB_UNLIKELY(1 > param.need_parallel_)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("get unexpected params", K(ret), K(est_cost_info_), K(param));
} else if (OB_FAIL(get_limit_offset_value(NULL, limit_count_expr_, limit_offset_expr_,
limit_percent, limit_count, offset_count))) {
LOG_WARN("failed to get limit offset value", K(ret));
} else {
est_cost_info_->rescan_left_server_list_ = param.rescan_left_server_list_;
card = get_output_row_count();
int64_t part_count = est_cost_info_->index_meta_info_.index_part_count_;
double limit_count_double = static_cast<double>(limit_count);
double offset_count_double = static_cast<double>(offset_count);
if (0 <= limit_count) {
if (!use_das()) {
limit_count_double *= part_count;
offset_count_double *= part_count;
}
double need_row_count = limit_count_double + offset_count_double;
if (param.need_row_count_ < 0) {
param.need_row_count_ = need_row_count;
} else {
param.need_row_count_ = std::min(param.need_row_count_ + offset_count_double, need_row_count);
}
est_cost_info_->limit_rows_ = limit_count;
}
if (ObEnableOptRowGoal::OFF == get_plan()->get_optimizer_context().get_enable_opt_row_goal()) {
param.need_row_count_ = -1;
est_cost_info_->limit_rows_ = -1;
} else if (range_conds_.empty() &&
ObEnableOptRowGoal::AUTO == get_plan()->get_optimizer_context().get_enable_opt_row_goal() &&
(!est_cost_info_->postfix_filters_.empty() ||
!est_cost_info_->table_filters_.empty() ||
!est_cost_info_->ss_postfix_range_filters_.empty())) {
// full scan with table filters
param.need_row_count_ = -1;
}
if (param.need_row_count_ > card) {
param.need_row_count_ = -1;
}
if (access_path_->is_index_merge_path()) {
card = param.need_row_count_ < 0 ? get_card() : std::min(param.need_row_count_, get_card());
op_cost = get_op_cost();
cost = get_cost();
} else if (OB_FAIL(AccessPath::re_estimate_cost(param,
*est_cost_info_,
sample_info_,
get_plan()->get_optimizer_context(),
access_path_->can_batch_rescan_,
card,
op_cost))) {
LOG_WARN("failed to re estimate cost", K(ret));
} else {
est_cost_info_->rescan_left_server_list_ = NULL;
cost = op_cost;
if (0 <= limit_count && param.need_row_count_ == -1) {
// full scan with table filters
card = std::min(limit_count_double + offset_count_double, card);
}
card = std::max(card - offset_count_double, 0.0);
}
}
return ret;
}
int ObLogTableScan::get_op_exprs(ObIArray<ObRawExpr*> &all_exprs)
{
int ret = OB_SUCCESS;
if (OB_ISNULL(get_plan())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("get unexpected null", K(ret));
} else if (OB_FAIL(generate_auto_split_filter())) {
LOG_WARN("failed to generate split filter", K(ret));
} else if (OB_FAIL(generate_access_exprs())) {
LOG_WARN("failed to generate acess exprs", K(ret));
} else if (NULL != auto_split_filter_ &&
OB_FAIL(all_exprs.push_back(auto_split_filter_))) {
LOG_WARN("failed to push back expr", K(ret));
} else if (NULL != limit_count_expr_ &&
OB_FAIL(all_exprs.push_back(limit_count_expr_))) {
LOG_WARN("failed to push back expr", K(ret));
} else if (NULL != limit_offset_expr_ &&
OB_FAIL(all_exprs.push_back(limit_offset_expr_))) {
LOG_WARN("failed to push back expr", K(ret));
} else if (NULL != fq_expr_ && OB_FAIL(all_exprs.push_back(fq_expr_))) {
LOG_WARN("failed to push back expr", K(ret));
} else if (NULL != tablet_id_expr_ && OB_FAIL(all_exprs.push_back(tablet_id_expr_))) {
LOG_WARN("failed to push back expr", K(ret));
} else if (NULL != calc_part_id_expr_ && OB_FAIL(all_exprs.push_back(calc_part_id_expr_))) {
LOG_WARN("failed to push back expr", K(ret));
} else if (OB_FAIL(allocate_lookup_trans_info_expr())) {
LOG_WARN("failed to add lookup trans expr", K(ret));
} else if (NULL != trans_info_expr_ && OB_FAIL(all_exprs.push_back(trans_info_expr_))) {
LOG_WARN("failed to push back expr", K(ret));
} else if (NULL != group_id_expr_ && OB_FAIL(all_exprs.push_back(group_id_expr_))) {
LOG_WARN("failed to push back expr", K(ret));
} else if (is_text_retrieval_scan()
&& OB_FAIL(get_text_retrieval_calc_exprs(get_text_retrieval_info(), all_exprs))) {
LOG_WARN("failed to get text retrieval exprs", K(ret));
}
if (OB_SUCC(ret)) {
for (int i = 0; OB_SUCC(ret) && i < rowkey_id_exprs_.count(); ++i) {
ObRawExpr *expr = rowkey_id_exprs_.at(i).second;
if (OB_FAIL(all_exprs.push_back(expr))) {
LOG_WARN("failed to append rowkey id exprs", K(ret), K(i));
}
}
}
if (OB_FAIL(ret)) {
} else if (has_func_lookup() && OB_FAIL(get_func_lookup_calc_exprs(all_exprs))) {
LOG_WARN("failed to get functional lookup exprs", K(ret));
} else if (has_es_match() && OB_FAIL(get_match_score_calc_exprs(all_exprs))) {
LOG_WARN("failed to get match score calc exprs", K(ret));
} else if (use_index_merge() && OB_FAIL(get_index_merge_calc_exprs(all_exprs))) {
LOG_WARN("failed to get index merge calc exprs", K(ret));
} else if (is_vec_idx_scan() && OB_FAIL(get_vec_idx_calc_exprs(all_exprs))) {
LOG_WARN("failed to get text retrieval exprs", K(ret));
} else if (OB_FAIL(append(all_exprs, pseudo_columnref_exprs_))) {
LOG_WARN("failed to append pseudo_columnref_exprs_", K(ret));
} else if (OB_FAIL(append(all_exprs, access_exprs_))) {
LOG_WARN("failed to append exprs", K(ret));
} else if (OB_FAIL(append(all_exprs, pushdown_aggr_exprs_))) {
LOG_WARN("failed to append exprs", K(ret));
} else if (OB_FAIL(generate_filter_monotonicity())) {
LOG_WARN("failed to analyze filter monotonicity", K(ret));
} else if (OB_FAIL(get_filter_assist_exprs(all_exprs))) {
LOG_WARN("failed to get filter assist expr", K(ret));
} else if (use_index_merge() && OB_FAIL(append_array_no_dup(all_exprs, full_filters_))) {
LOG_WARN("failed to append index merge full filters", K(ret));
} else if (OB_FAIL(ObLogicalOperator::get_op_exprs(all_exprs))) {
LOG_WARN("failed to get exprs", K(ret));
} else { /*do nothing*/ }
return ret;
}
int ObLogTableScan::allocate_expr_post(ObAllocExprContext &ctx)
{
int ret = OB_SUCCESS;
for (int64_t i = 0; OB_SUCC(ret) && i < access_exprs_.count(); i++) {
ObRawExpr *expr = access_exprs_.at(i);
if (OB_ISNULL(expr)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("null expr", K(ret));
} else if (OB_FAIL(mark_expr_produced(expr, branch_id_, id_, ctx))) {
LOG_WARN("failed to mark expr as produced", K(*expr), K(branch_id_), K(id_), K(ret));
} else { /*do nothing*/ }
}
for (int64_t i = 0; OB_SUCC(ret) && i < pushdown_aggr_exprs_.count(); i++) {
ObRawExpr *expr = NULL;
if (OB_ISNULL(expr = pushdown_aggr_exprs_.at(i))) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("get null expr", K(ret));
} else if (OB_FAIL(mark_expr_produced(expr, branch_id_, id_, ctx))) {
LOG_WARN("failed to mark expr as produced", K(*expr), K(branch_id_), K(id_), K(ret));
} else { /*do nothing*/ }
}
for (int64_t i = 0; OB_SUCC(ret) && i < pseudo_columnref_exprs_.count(); i++) {
ObRawExpr *expr = NULL;
if (OB_ISNULL(expr = pseudo_columnref_exprs_.at(i))) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("get null expr", K(ret));
} else if (OB_FAIL(mark_expr_produced(expr, branch_id_, id_, ctx))) {
LOG_WARN("failed to mark expr as produced", K(*expr), K(branch_id_), K(id_), K(ret));
} else { /*do nothing*/ }
}
for (int64_t i = 0; OB_SUCC(ret) && i < rowkey_id_exprs_.count(); ++i) {
ObRawExpr *expr = rowkey_id_exprs_.at(i).second;
if (OB_ISNULL(expr)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("null expr", K(ret));
} else if (OB_FAIL(mark_expr_produced(expr, branch_id_, id_, ctx))) {
LOG_WARN("failed to mark expr as produced", K(*expr), K(branch_id_), K(id_), K(ret));
}
}
if (OB_SUCC(ret)) {
// match against relevance expr will be calculated in storage
ObSEArray<ObRawExpr *, 8> tmp_exprs;
if (is_text_retrieval_scan()
&& OB_FAIL(get_text_retrieval_calc_exprs(get_text_retrieval_info(), tmp_exprs))) {
LOG_WARN("failed to get text retrieval calc exprs", K(ret));
} else if (has_func_lookup()
&& OB_FAIL(get_func_lookup_calc_exprs(tmp_exprs))) {
LOG_WARN("failed to get func lookup exprs", K(ret));
} else if (has_es_match()
&& OB_FAIL(get_match_score_calc_exprs(tmp_exprs))) {
LOG_WARN("failed to get match score calc exprs", K(ret));
} else if (use_index_merge()
&& OB_FAIL(get_index_merge_calc_exprs(tmp_exprs))) {
LOG_WARN("failed to get index merge calc exprs", K(ret));
}
for (int64_t i = 0; OB_SUCC(ret) && i < tmp_exprs.count(); ++i) {
ObRawExpr *expr = tmp_exprs.at(i);
if (OB_ISNULL(expr)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("null expr", K(ret));
} else if (OB_FAIL(mark_expr_produced(expr, branch_id_, id_, ctx))) {
LOG_WARN("failed to mark expr as produced", K(*expr), K(branch_id_), K(id_), K(ret));
} else { /*do nothing*/ }
}
}
// check if we can produce some more exprs, such as 1 + 'c1' after we have produced 'c1'
if (OB_SUCC(ret)) {
if (!is_plan_root() && OB_FAIL(append(output_exprs_, access_exprs_))) {
LOG_WARN("failed to append exprs", K(ret));
} else if (OB_FAIL(append(output_exprs_, pushdown_aggr_exprs_))) {
LOG_WARN("failed to append exprs", K(ret));
} else if (OB_FAIL(ObLogicalOperator::allocate_expr_post(ctx))) {
LOG_WARN("failed to allocate expr post", K(ret));
} else { /*do nothing*/ }
}
// add special exprs to all exprs
if (OB_SUCC(ret)) {
ObRawExprUniqueSet &all_exprs = get_plan()->get_optimizer_context().get_all_exprs();
if (NULL != part_expr_ && OB_FAIL(all_exprs.append(part_expr_))) {
LOG_WARN("failed to get part expr", K(ret));
} else if (NULL != subpart_expr_ && OB_FAIL(all_exprs.append(subpart_expr_))) {
LOG_WARN("failed to get subpart expr", K(ret));
} else if (OB_FAIL(all_exprs.append(range_conds_))) {
LOG_WARN("failed to append range exprs", K(ret));
} else {
for (int64_t i = 0; OB_SUCC(ret) && i < real_expr_map_.count(); ++i) {
if (OB_FAIL(all_exprs.append(real_expr_map_.at(i).second))) {
LOG_WARN("failed to append real expr", K(ret));
}
}
}
}
return ret;
}
int ObLogTableScan::check_output_dependance(common::ObIArray<ObRawExpr *> &child_output, PPDeps &deps)
{
int ret = OB_SUCCESS;
ObSEArray<ObRawExpr*, 8> exprs;
LOG_TRACE("start to check output exprs", K(type_), K(child_output), K(deps));
ObRawExprCheckDep dep_checker(child_output, deps, true);
if (OB_FAIL(append(exprs, filter_exprs_))) {
LOG_WARN("failed to append exprs", K(ret));
} else if (OB_FAIL(append_array_no_dup(exprs, output_exprs_))) {
LOG_WARN("failed to append exprs", K(ret));
} else if (OB_FAIL(append_array_no_dup(exprs, rowkey_exprs_))) {
LOG_WARN("failed to append exprs", K(ret));
} else if (OB_FAIL(append_array_no_dup(exprs, part_exprs_))) {
LOG_WARN("failed to append exprs", K(ret));
} else if (OB_FAIL(append_array_no_dup(exprs, spatial_exprs_))) {
LOG_WARN("failed to append exprs", K(ret));
} else if (use_group_id() && nullptr != group_id_expr_
&& OB_FAIL(add_var_to_array_no_dup(exprs, group_id_expr_))) {
LOG_WARN("failed to push back group id expr", K(ret));
} else if (index_back_ &&
nullptr != trans_info_expr_ &&
OB_FAIL(add_var_to_array_no_dup(exprs, trans_info_expr_))) {
LOG_WARN("fail to add lookup trans info expr", K(ret));
} else if (OB_FAIL(dep_checker.check(exprs))) {
LOG_WARN("failed to check op_exprs", K(ret));
} else {
for (int64_t i = 0; OB_SUCC(ret) && i < child_output.count(); i++) {
if (OB_ISNULL(child_output.at(i))) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("unexpected error", K(ret));
} else if (child_output.at(i)->get_expr_type() == T_PSEUDO_EXTERNAL_FILE_URL) {
if (OB_FAIL(deps.del_member(i))) {
LOG_WARN("del member failed", K(ret));
}
}
}
LOG_TRACE("succeed to check output exprs", K(exprs), K(type_), K(deps));
}
return ret;
}
int ObLogTableScan::extract_file_column_exprs_recursively(ObRawExpr *expr)
{
int ret = OB_SUCCESS;
if (OB_ISNULL(expr)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("expr is null", K(ret));
} else if (T_PSEUDO_EXTERNAL_FILE_COL == expr->get_expr_type() ||
T_PSEUDO_PARTITION_LIST_COL == expr->get_expr_type() ||
T_PSEUDO_EXTERNAL_FILE_URL == expr->get_expr_type()) {
auto pseudo_col_expr = static_cast<ObPseudoColumnRawExpr*>(expr);
if (pseudo_col_expr->get_table_id() != table_id_) {
//table id may be changed because of rewrite
pseudo_col_expr->set_table_id(table_id_);
}
if (OB_FAIL(add_var_to_array_no_dup(ext_file_column_exprs_, expr))) {
LOG_WARN("failed to add var to array", K(ret));
}
} else {
for (int i = 0; OB_SUCC(ret) && i < expr->get_param_count(); ++i) {
if (OB_FAIL(extract_file_column_exprs_recursively(expr->get_param_expr(i)))) {
LOG_WARN("fail to extract file column expr", K(ret));
}
}
}
return ret;
}
// If the filter is indexed before returning to the table,
// and there are generated columns, deep copy is required
int ObLogTableScan::copy_filter_before_index_back()
{
int ret = OB_SUCCESS;
ObIArray<ObRawExpr*> &filters = get_filter_exprs();
const auto &flags = get_filter_before_index_flags();
if (use_index_merge()) {
// need to copy filter conclude virtual generated column for each index scan in index merge
if (OB_FAIL(copy_filter_for_index_merge())) {
LOG_WARN("failed to copy filter for index merge", K(ret));
}
} else if (OB_FAIL(filter_before_index_back_set())) {
LOG_WARN("Failed to filter_before_index_back_set", K(ret));
} else if (get_index_back() && !flags.empty()) {
for (int64_t i = 0; OB_SUCC(ret) && i < filters.count(); ++i) {
if (filters.at(i)->has_flag(CNT_PL_UDF)) {
// do nothing.
} else if (flags.at(i)) {
if (get_index_back() && get_is_index_global() && filters.at(i)->has_flag(CNT_SUB_QUERY)) {
// do nothing.
} else {
bool is_contain_vir_gen_column = false;
// ObArray<ObRawExpr *> column_exprs;
// scan_pushdown before index back conclude virtual generated column
// need copy for avoiding shared expression.
if (OB_FAIL(ObRawExprUtils::contain_virtual_generated_column(filters.at(i), is_contain_vir_gen_column))) {
LOG_WARN("fail to contain virtual gen column", K(ret));
} else if (is_contain_vir_gen_column) {
ObArray<ObRawExpr *> vir_gen_par_exprs;
if (OB_FAIL(ObRawExprUtils::extract_virtual_generated_column_parents(filters.at(i), filters.at(i), vir_gen_par_exprs))) {
LOG_WARN("failed to extract virtual generated column parents", K(ret), K(i));
} else {
ObRawExprCopier copier(get_plan()->get_optimizer_context().get_expr_factory());
for (int64_t j = 0; OB_SUCC(ret) && j < vir_gen_par_exprs.count(); ++j) {
ObRawExpr *copied_expr = NULL;
ObRawExpr *old_expr = filters.at(i);
if (OB_FAIL(get_plan()->get_optimizer_context().get_expr_factory().create_raw_expr(
vir_gen_par_exprs.at(j)->get_expr_class(),
vir_gen_par_exprs.at(j)->get_expr_type(),
copied_expr))) {
LOG_WARN("failed to create raw expr", K(ret));
} else if (OB_FAIL(copied_expr->deep_copy(copier, *vir_gen_par_exprs.at(j)))) {
LOG_WARN("failed to assign old expr", K(ret));
} else if (OB_FAIL(copier.add_replaced_expr(vir_gen_par_exprs.at(j), copied_expr))) {
LOG_WARN("failed to add replaced expr", K(ret));
} else if (OB_FAIL(copier.copy_on_replace(filters.at(i), filters.at(i)))) {
LOG_WARN("failed to copy exprs", K(ret));
} else if (filters.at(i)->get_expr_type() == T_OP_RUNTIME_FILTER
|| filters.at(i)->get_expr_type() == T_OP_PUSHDOWN_TOPN_FILTER) {
// record runtime filter, also replace it in join filter use operator
if (OB_FAIL(get_plan()->gen_col_replacer().add_replace_expr(old_expr,
filters.at(i)))) {
LOG_WARN("failed to add replace expr");
}
}
}
if (OB_SUCC(ret)) {
if (OB_FAIL(copier.copy_on_replace(filters.at(i), filters.at(i)))) {
LOG_WARN("failed to copy exprs", K(ret));
}
}
}
}
}
}
}
}
return ret;
}
int ObLogTableScan::copy_filter_for_index_merge()
{
int ret = OB_SUCCESS;
// each index scan only involves range conds for now in index merge
for (int64_t i = 0; OB_SUCC(ret) && i < index_range_conds_.count(); i++) {
common::ObIArray<ObRawExpr*> &range_conds = index_range_conds_.at(i);
for (int64_t i = 0; OB_SUCC(ret) && i < range_conds.count(); ++i) {
if (range_conds.at(i)->has_flag(CNT_PL_UDF)) {
// do nothing.
} else {
bool contain_vir_gen_column = false;
if (OB_FAIL(ObRawExprUtils::contain_virtual_generated_column(range_conds.at(i), contain_vir_gen_column))) {
LOG_WARN("fail to check contain virtual gen column", K(ret));
} else if (contain_vir_gen_column) {
ObArray<ObRawExpr *> vir_gen_par_exprs;
if (OB_FAIL(ObRawExprUtils::extract_virtual_generated_column_parents(range_conds.at(i), range_conds.at(i), vir_gen_par_exprs))) {
LOG_WARN("failed to extract virtual generated column parents", K(ret), K(i));
} else {
ObRawExprCopier copier(get_plan()->get_optimizer_context().get_expr_factory());
for (int64_t j = 0; OB_SUCC(ret) && j < vir_gen_par_exprs.count(); ++j) {
ObRawExpr *copied_expr = NULL;
ObRawExpr *old_expr = range_conds.at(i);
if (OB_FAIL(get_plan()->get_optimizer_context().get_expr_factory().create_raw_expr(
vir_gen_par_exprs.at(j)->get_expr_class(),
vir_gen_par_exprs.at(j)->get_expr_type(),
copied_expr))) {
LOG_WARN("failed to create raw expr", K(ret));
} else if (OB_FAIL(copied_expr->deep_copy(copier, *vir_gen_par_exprs.at(j)))) {
LOG_WARN("failed to assign old expr", K(ret));
} else if (OB_FAIL(copier.add_replaced_expr(vir_gen_par_exprs.at(j), copied_expr))) {
LOG_WARN("failed to add replaced expr", K(ret));
} else if (OB_FAIL(copier.copy_on_replace(range_conds.at(i), range_conds.at(i)))) {
LOG_WARN("failed to copy exprs", K(ret));
} else if (range_conds.at(i)->get_expr_type() == T_OP_RUNTIME_FILTER
|| range_conds.at(i)->get_expr_type() == T_OP_PUSHDOWN_TOPN_FILTER) {
// record runtime filter, also replace it in join filter use operator
if (OB_FAIL(get_plan()->gen_col_replacer().add_replace_expr(old_expr,
range_conds.at(i)))) {
LOG_WARN("failed to add replace expr");
}
}
}
if (OB_SUCC(ret)) {
if (OB_FAIL(copier.copy_on_replace(range_conds.at(i), range_conds.at(i)))) {
LOG_WARN("failed to copy exprs", K(ret));
}
}
}
}
}
}
}
return ret;
}
int ObLogTableScan::generate_access_exprs()
{
int ret = OB_SUCCESS;
const ObDMLStmt *stmt = NULL;
ObSEArray<ObRawExpr*, 8> temp_exprs;
if (OB_ISNULL(get_plan()) || OB_ISNULL(stmt = get_stmt())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("get unexpected null", K(get_plan()), K(get_stmt()), K(ret));
} else if (OB_FAIL(copy_filter_before_index_back())) {
LOG_WARN("failed to copy filter before index back", K(ret));
// Note: if it exists the fts with no_docid, we need the rowkey exprs
// So, we need to generate the rowkey exprs before generate the fts exprs
} else if (OB_FAIL(generate_necessary_rowkey_and_partkey_exprs())) {
LOG_WARN("failed to generate rowkey and part exprs", K(ret));
} else if (is_text_retrieval_scan() && OB_FAIL(prepare_text_retrieval_dep_exprs(get_text_retrieval_info()))) {
LOG_WARN("failed to copy text retrieval aggr exprs", K(ret));
} else if (is_vec_idx_scan() && OB_FAIL(prepare_vector_access_exprs())) {
LOG_WARN("failed to copy vec idx scan exprs", K(ret));
} else if (is_tsc_with_domain_id() && OB_FAIL(prepare_rowkey_domain_id_dep_exprs())) {
LOG_WARN("failed to prepare table scan with doc id info", K(ret));
} else if ((has_func_lookup() || (is_vec_idx_scan() && (is_text_retrieval_scan() || get_merge_tr_infos().count() > 0))) && OB_FAIL(prepare_func_lookup_dep_exprs())) {
LOG_WARN("failed to prepare functional lookup dependent exprs", K(ret));
} else if (use_index_merge() && OB_FAIL(prepare_index_merge_dep_exprs())) {
LOG_WARN("failed to prepare index merge dependent exprs", K(ret));
} else if (has_es_match() && OB_FAIL(prepare_match_dep_exprs())) {
LOG_WARN("failed to prepare match dependent exprs", K(ret));
} else if (OB_FAIL(generate_necessary_domain_exprs())) {
LOG_WARN("failed to generate domain exprs", K(ret));
} else if (OB_FAIL(allocate_group_id_expr())) {
LOG_WARN("failed to allocate group id expr", K(ret));
} else if (NULL != group_id_expr_ && use_batch_ && OB_FAIL(access_exprs_.push_back(group_id_expr_))) {
LOG_WARN("failed to push back expr", K(ret));
} else if (OB_FAIL(append_array_no_dup(access_exprs_, rowkey_exprs_))) {
LOG_WARN("failed to push back exprs", K(ret));
} else if (OB_FAIL(append_array_no_dup(access_exprs_, part_exprs_))) {
LOG_WARN("failed to push back exprs", K(ret));
} else if (is_spatial_index_ && OB_FAIL(append_array_no_dup(access_exprs_, spatial_exprs_))) {
LOG_WARN("failed to push back exprs", K(ret));
} else if (OB_FAIL(append_array_no_dup(access_exprs_, domain_exprs_))) {
LOG_WARN("failed to append domain exprs", K(ret));
} else if (is_index_global_ && index_back_) {
if (OB_FAIL(ObRawExprUtils::extract_column_exprs(filter_exprs_, temp_exprs, false, false))) {
LOG_WARN("failed to extract column exprs", K(ret));
} else if (OB_FAIL(append_array_no_dup(access_exprs_, temp_exprs))) {
LOG_WARN("failed to append array no dup", K(ret));
} else { /*do nothing*/}
}
if (OB_SUCC(ret) && nullptr != auto_split_filter_) {
ObSEArray<ObRawExpr*, 8> temp_col_exprs;
if (OB_FAIL(ObRawExprUtils::extract_column_exprs(auto_split_filter_, temp_col_exprs, false, false))) {
LOG_WARN("failed to extract column exprs", K(ret));
} else if (OB_FAIL(append_array_no_dup(access_exprs_, temp_col_exprs))) {
LOG_WARN("failed to append array no dup", K(ret));
} else { /*do nothing*/}
}
if (OB_SUCC(ret)) {
for (int64_t i = 0; OB_SUCC(ret) && i < stmt->get_column_size(); i++) {
const ColumnItem *col_item = stmt->get_column_item(i);
if (OB_ISNULL(col_item) || OB_ISNULL(col_item->expr_)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("get unexpected null", K(col_item), K(ret));
} else if (col_item->table_id_ != table_id_ || !col_item->expr_->is_explicited_reference()) {
//do nothing
} else if (col_item->expr_->is_only_referred_by_stored_gen_col()) {
//skip if is only referred by stored generated columns which don't need to be recalculated
} else if (col_item->expr_->is_column_ref_expr() &&
static_cast<const ObColumnRefRawExpr*>(col_item->expr_)->is_pseudo_column_ref()) {
if (OB_FAIL(add_var_to_array_no_dup(pseudo_columnref_exprs_,
static_cast<ObRawExpr*>(col_item->expr_)))) {
LOG_WARN("fail to push back expr into pseudo_columnref_exprs_", K(ret));
}
} else if (is_index_scan() && !get_index_back() && !col_item->expr_->is_referred_by_normal()) {
//skip the dependant columns of partkeys and generated columns if index_back is false in index scan
} else if (OB_FAIL(temp_exprs.push_back(col_item->expr_))) {
LOG_WARN("failed to push back expr", K(ret));
} else { /*do nothing*/}
}
if (OB_FAIL(ret)) {
/*do nothing*/
} else if (OB_FAIL(append_array_no_dup(access_exprs_, temp_exprs))) {
LOG_WARN("failed to append exprs", K(ret));
} else { /*do nothing*/ }
if (OB_SUCC(ret) && use_index_merge() && !full_filters_.empty()) {
ObArray<ObRawExpr*> column_exprs;
if (OB_FAIL(ObRawExprUtils::extract_column_exprs(full_filters_, column_exprs))) {
LOG_WARN("failed to extract column exprs", K(full_filters_), K(ret));
} else if (OB_FAIL(append_array_no_dup(access_exprs_, column_exprs))) {
LOG_WARN("failed to append array no dup", K(column_exprs), K(ret));
}
}
for (int64_t i = 0; OB_SUCC(ret) && i < stmt->get_pseudo_column_like_exprs().count(); i++) {
ObRawExpr *expr = stmt->get_pseudo_column_like_exprs().at(i);
if (OB_ISNULL(expr)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("get unexpected null", K(ret));
} else if (static_cast<ObPseudoColumnRawExpr*>(expr)->get_table_id() != table_id_) {
/* do nothing */
} else if (T_ORA_ROWSCN != expr->get_expr_type()
&& T_PSEUDO_EXTERNAL_FILE_URL != expr->get_expr_type()
&& T_PSEUDO_OLD_NEW_COL != expr->get_expr_type()) {
/* do nothing */
} else if (OB_FAIL(access_exprs_.push_back(expr))) {
LOG_WARN("fail to push back expr", K(ret));
} else if (T_PSEUDO_EXTERNAL_FILE_URL == expr->get_expr_type()) {
if (OB_FAIL(add_var_to_array_no_dup(ext_file_column_exprs_, expr))) {
LOG_WARN("fail to push back expr", K(ret));
} else if (OB_FAIL(add_var_to_array_no_dup(output_exprs_, expr))) {
LOG_WARN("fail to push back expr", K(ret));
}
}
}
if (OB_SUCC(ret)) {
if (OB_FAIL(add_mapping_columns_for_vt(access_exprs_))) {
LOG_WARN("failed to add mapping columns for vt", K(ret));
} else {
LOG_TRACE("succeed to generate access exprs", K(access_exprs_), K(ext_file_column_exprs_));
}
}
}
return ret;
}
int ObLogTableScan::replace_gen_col_op_exprs(ObRawExprReplacer &replacer)
{
int ret = OB_SUCCESS;
if (!need_replace_gen_column()) {
// do nothing.
} else if (!replacer.empty()) {
FOREACH_CNT_X(it, get_op_ordering(), OB_SUCC(ret)) {
if (OB_FAIL(replace_expr_action(replacer, it->expr_))) {
LOG_WARN("replace agg expr failed", K(ret));
}
}
if (OB_FAIL(ret)) {
} else if (OB_FAIL(replace_exprs_action(replacer, get_output_exprs()))) {
LOG_WARN("failed to replace agg expr", K(ret));
} else if (NULL != limit_offset_expr_ &&
OB_FAIL(replace_expr_action(replacer, limit_count_expr_))) {
LOG_WARN("failed to replace limit count expr", K(ret));
} else if (NULL != limit_offset_expr_ &&
OB_FAIL(replace_expr_action(replacer, limit_offset_expr_))) {
LOG_WARN("failed to replace limit offset expr ", K(ret));
} else {
for (int64_t i = 0; OB_SUCC(ret) && i < pushdown_aggr_exprs_.count(); ++i) {
ObAggFunRawExpr *pushdown_aggr_expr = pushdown_aggr_exprs_.at(i);
for (int64_t j = 0; OB_SUCC(ret) && j < pushdown_aggr_expr->get_param_count(); j++) {
if (OB_ISNULL(pushdown_aggr_expr->get_param_expr(j))) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("param_expr is NULL", K(j), K(ret));
} else if (OB_FAIL(replace_expr_action(replacer,
pushdown_aggr_expr->get_param_expr(j)))) {
LOG_WARN("Fail to replace push down aggr expr", K(i), K(j), K(ret));
}
}
}
}
// Scenario processing without index table.
// for is_primary_vec_idx_scan, is_index_back = true，but filter should add to scan ctdef
if (OB_SUCC(ret) && (!get_index_back() || is_primary_vec_idx_scan())) {
if (NULL != part_expr_ &&
OB_FAIL(replace_expr_action(replacer, part_expr_))) {
LOG_WARN("failed to replace part expr ", K(ret));
} else if (NULL != subpart_expr_ && OB_FAIL(replace_expr_action(replacer,
subpart_expr_))) {
LOG_WARN("failed to replace subpart expr ", K(ret));
} else if (OB_FAIL(replace_exprs_action(replacer, get_filter_exprs()))) {
LOG_WARN("failed to replace agg expr", K(ret));
}
}
// Index back to table scene processing
if (OB_SUCC(ret) && get_index_back()) {
if (OB_FAIL(replace_index_back_pushdown_filters(replacer))) {
LOG_WARN("failed to replace pushdown exprs", K(ret));
}
}
} else { /* Do nothing */ }
return ret;
}
int ObLogTableScan::replace_index_back_pushdown_filters(ObRawExprReplacer &replacer)
{
int ret = OB_SUCCESS;
ObArray<ObRawExpr*> non_pushdown_expr;
ObArray<ObRawExpr*> scan_pushdown_filters;
ObArray<ObRawExpr*> lookup_pushdown_filters;
if (OB_UNLIKELY(!get_index_back())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("go wrong way", K(ret));
} else if (OB_FAIL(extract_pushdown_filters(non_pushdown_expr,
scan_pushdown_filters,
lookup_pushdown_filters))) {
LOG_WARN("extract pushdown filters failed", K(ret));
} else if (OB_FAIL(replace_exprs_action(replacer, non_pushdown_expr))) {
LOG_WARN("failed to replace non pushdown expr", K(ret));
} else if (OB_FAIL(replace_exprs_action(replacer, lookup_pushdown_filters))) {
LOG_WARN("failed to replace lookup pushdown expr", K(ret));
} else if (OB_UNLIKELY(use_index_merge())) {
// when use index merge, we need to replace the filter exprs related to virtual generated columns
// for those main table participates as a branch of merge.
IndexMergePath *path = static_cast<IndexMergePath*>(access_path_);
if (OB_ISNULL(path)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("get unexpected null index merge path", K(ret));
} else if (OB_FAIL(replace_index_merge_pushdown_filters(path->root_, replacer))) {
LOG_WARN("failed to replace index merge pushdown filters", K(ret));
}
} else { /* do nothing */ }
return ret;
}
int ObLogTableScan::replace_index_merge_pushdown_filters(ObIndexMergeNode *node, ObRawExprReplacer &replacer)
{
int ret = OB_SUCCESS;
if (OB_ISNULL(node)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("invalid null index merge node", K(ret), KPC(node));
} else if (node->is_scan_node()) {
if (OB_ISNULL(node->ap_)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("invalid null index merge access path", K(ret), KPC(node));
} else if (node->ap_->index_id_ == ref_table_id_) {
// main table participates as a branch of merge
ObArray<ObRawExpr*> scan_pushdown_filters;
if (OB_FAIL(get_index_filters(node->scan_node_idx_, scan_pushdown_filters))) {
LOG_WARN("failed to get index scan pushdown filters", K(node->ap_->index_id_), K(ret));
} else if (OB_FAIL(replace_exprs_action(replacer, scan_pushdown_filters))) {
LOG_WARN("failed to replace index scan pushdown filters", K(ret));
}
}
} else {
for (int64_t i = 0; OB_SUCC(ret) && i < node->children_.count(); ++i) {
if (OB_FAIL(SMART_CALL(replace_index_merge_pushdown_filters(node->children_.at(i), replacer)))) {
LOG_WARN("failed to replace index merge pushdown filters", K(ret));
}
}
}
return ret;
}
int ObLogTableScan::has_nonpushdown_filter(bool &has_npd_filter)
{
int ret = OB_SUCCESS;
has_npd_filter = false;
ObArray<ObRawExpr*> nonpushdown_filters;
ObArray<ObRawExpr*> scan_pushdown_filters;
ObArray<ObRawExpr*> lookup_pushdown_filters;
if (OB_FAIL(extract_pushdown_filters(nonpushdown_filters,
scan_pushdown_filters,
lookup_pushdown_filters,
true /*ignore pushdown filters*/))) {
LOG_WARN("extract pushdnow filters failed", K(ret));
} else if (!nonpushdown_filters.empty()) {
has_npd_filter = true;
}
return ret;
}
int ObLogTableScan::extract_pushdown_filters(ObIArray<ObRawExpr*> &nonpushdown_filters,
ObIArray<ObRawExpr*> &scan_pushdown_filters,
ObIArray<ObRawExpr*> &lookup_pushdown_filters,
bool ignore_pd_filter /*= false */) const
{
int ret = OB_SUCCESS;
const ObIArray<ObRawExpr*> &filters = get_filter_exprs();
const auto &flags = get_filter_before_index_flags();
if (get_contains_fake_cte() ||
is_virtual_table(get_ref_table_id()) ||
EXTERNAL_TABLE == get_table_type()) {
//all filters can not push down to storage
if (OB_FAIL(nonpushdown_filters.assign(filters))) {
LOG_WARN("store non-pushdown filters failed", K(ret));
}
} else {
//part of filters can push down to storage
//scan_pushdown_filters means that:
//1. index scan filter when TSC use index scan directly or
//(TSC use index scan and lookup the data table)
//2. data table scan filter when TSC use the data table scan directly
//lookup_pushdown_filters means that the data table filter when
//TSC use index scan and lookup the data table
bool contains_part_id_columnref = false;
for (int64_t i = 0; OB_SUCC(ret) && i < filters.count(); ++i) {
bool add_to_scan_filter = false;
if (use_batch() && filters.at(i)->has_flag(CNT_DYNAMIC_PARAM)) {
//In Batch table scan the dynamic param filter do not push down to storage
if (OB_FAIL(nonpushdown_filters.push_back(filters.at(i)))) {
LOG_WARN("push dynamic filter to store non-pushdown filter failed", K(ret), K(i));
}
} else if (filters.at(i)->has_flag(CNT_PL_UDF) ||
filters.at(i)->has_flag(CNT_OBJ_ACCESS_EXPR)) {
//User Define Function/obj access expr filter do not push down to storage
if (OB_FAIL(nonpushdown_filters.push_back(filters.at(i)))) {
LOG_WARN("push UDF/obj access filter store non-pushdown filter failed", K(ret), K(i));
}
} else if (filters.at(i)->has_flag(CNT_DYNAMIC_USER_VARIABLE)
|| filters.at(i)->has_flag(CNT_ASSIGN_EXPR)) {
if (OB_FAIL(nonpushdown_filters.push_back(filters.at(i)))) {
LOG_WARN("push variable assign filter store non-pushdown filter failed", K(ret), K(i));
}
} else if ((has_func_lookup() || (is_vec_idx_scan() && is_text_retrieval_scan())) && (filters.at(i)->has_flag(CNT_MATCH_EXPR))) {
// for filter with match expr in functional lookup, need to be evaluated after func lookup
// push-down filter on main-table lookup with functional lookup not supported by executor
if (OB_FAIL(nonpushdown_filters.push_back(filters.at(i)))) {
LOG_WARN("push func-lookup match filter to non-pushdown array failed", K(ret), K(i));
} else if (is_vec_adaptive_scan()) {
add_to_scan_filter = true;
}
} else if (is_text_retrieval_scan() && need_text_retrieval_calc_relevance()) {
if (OB_FAIL(nonpushdown_filters.push_back(filters.at(i)))) {
LOG_WARN("push text retrieval scan store non-pushdown filter failed", K(ret), K(i));
} else if (is_vec_adaptive_scan()) {
add_to_scan_filter = true;
}
} else if (has_es_match()) {
if (OB_FAIL(nonpushdown_filters.push_back(filters.at(i)))) {
LOG_WARN("push text retrieval scan store non-pushdown filter failed", K(ret), K(i));
}
} else if (ignore_pd_filter) {
//ignore_pd_filter: only extract non-pushdown filters, ignore others
} else if (OB_FAIL(ObOptimizerUtil::check_contain_part_id_columnref_expr(filters.at(i),
contains_part_id_columnref))) {
LOG_WARN("check_contain_part_id_columnref_expr failed", K(ret));
} else if (contains_part_id_columnref) {
if (OB_FAIL(nonpushdown_filters.push_back(filters.at(i)))) {
LOG_WARN("push variable assign filter store non-pushdown filter failed", K(ret), K(i));
} else {
LOG_TRACE("check for not pushdown partid columnref filter here");
}
} else if (!get_index_back()) {
add_to_scan_filter = true;
if (OB_FAIL(scan_pushdown_filters.push_back(filters.at(i)))) {
LOG_WARN("store pushdown filter failed", K(ret));
}
} else if (flags.empty() || i >= flags.count()) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("filter before index flag is invalid", K(ret), K(i), K(flags), K(filters));
} else if (flags.at(i) || (is_primary_vec_idx_scan() && !has_func_lookup())) {
if (get_index_back() && get_is_index_global() && filters.at(i)->has_flag(CNT_SUB_QUERY)) {
if (OB_FAIL(lookup_pushdown_filters.push_back(filters.at(i)))) {
LOG_WARN("store lookup pushdown filter failed", K(ret), K(i));
}
} else if (OB_FALSE_IT(add_to_scan_filter = true)) {
} else if (OB_FAIL(scan_pushdown_filters.push_back(filters.at(i)))) {
LOG_WARN("store scan pushdown filter failed", K(ret), K(i));
}
} else if ((has_func_lookup() || (is_vec_idx_scan() && is_text_retrieval_scan())) && !flags.at(i)) {
// push-down filter on main-table lookup with functional lookup not supported by executor