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Fix temp table related bugs

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This commit is contained in:
xianyu-w
2023-08-04 10:18:34 +00:00
committed by ob-robot
parent 558f74a2d6
commit 88430a9d96
30 changed files with 2750 additions and 1064 deletions
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28
src/sql/optimizer/ob_select_log_plan.cpp
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@ -1744,15 +1744,12 @@ int ObSelectLogPlan::generate_raw_plan_for_set()
const int64_t child_size = child_stmts.count();
const bool is_set_distinct = select_stmt->is_set_distinct();
ObSEArray<ObRawExpr *, 8> child_input_filters;
ObSEArray<ObRawExpr *, 8> child_candi_filters;
ObSEArray<ObRawExpr *, 8> child_rename_filters;
ObSEArray<ObRawExpr *, 8> child_remain_filters;
bool can_pushdown = false;
const ObSelectStmt *child_stmt = NULL;
ObSelectLogPlan *child_plan = NULL;
for (int64 i = 0; OB_SUCC(ret) && i < child_size; ++i) {
child_input_filters.reuse();
child_candi_filters.reuse();
child_rename_filters.reuse();
child_remain_filters.reuse();
if (OB_ISNULL(child_stmt = child_stmts.at(i))) {
@ -1761,27 +1758,20 @@ int ObSelectLogPlan::generate_raw_plan_for_set()
} else if (!pushdown_filters_.empty() &&
OB_FAIL(child_input_filters.assign(pushdown_filters_))) {
LOG_WARN("failed to copy exprs", K(ret));
} else if (!child_input_filters.empty() &&
OB_FAIL(ObOptimizerUtil::pushdown_filter_into_subquery(*select_stmt,
*child_stmt,
get_optimizer_context(),
child_input_filters,
child_candi_filters,
child_remain_filters,
can_pushdown))) {
LOG_WARN("pushdown filters into left query failed", K(ret));
} else if (OB_FAIL(ObOptimizerUtil::pushdown_and_rename_filter_into_subquery(*select_stmt,
*child_stmt,
OB_INVALID_ID,
get_optimizer_context(),
child_input_filters,
child_rename_filters,
child_remain_filters,
false))) {
LOG_WARN("failed to push down filter into subquery", K(ret));
} else if (OB_FAIL(ObOptimizerUtil::get_set_op_remain_filter(*select_stmt,
child_remain_filters,
remain_filters,
0 == i))) {
LOG_WARN("get remain filters failed", K(ret));
} else if (!child_candi_filters.empty() &&
OB_FAIL(ObOptimizerUtil::rename_pushdown_filter(*select_stmt, *child_stmt,
OB_INVALID, session_info,
*expr_factory,
child_candi_filters,
child_rename_filters))) {
LOG_WARN("failed to rename pushdown filter", K(ret));
} else if (OB_FAIL(generate_child_plan_for_set(child_stmt, child_plan,
child_rename_filters, i,
select_stmt->is_set_distinct()))) {