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Fix index back bug

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This commit is contained in:
obdev
2023-04-20 04:14:43 +00:00
committed by ob-robot
parent 27b330495b
commit d3f25346dd
8 changed files with 56 additions and 24 deletions
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9
src/sql/optimizer/ob_log_table_scan.cpp
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@ -310,8 +310,13 @@ int ObLogTableScan::generate_access_exprs()
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() &&
OB_FAIL(temp_exprs.push_back(col_item->expr_))) {
} 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 (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*/}
}