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fix optimize bugs

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This commit is contained in:
zs0
2022-03-16 14:45:50 +08:00
committed by LINxiansheng
parent 5d8300bebf
commit 3233a7d49a
3 changed files with 25 additions and 4 deletions
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16
src/sql/optimizer/ob_log_distinct.cpp
View File

@ -370,5 +370,21 @@ int ObLogDistinct::generate_link_sql_pre(GenLinkStmtContext& link_ctx)
return ret;
}
int ObLogDistinct::check_output_dep_specific(ObRawExprCheckDep &checker)
{
int ret = OB_SUCCESS;
// distinct exprs
for (int64_t i = 0; OB_SUCC(ret) && i < distinct_exprs_.count(); ++i) {
if (OB_ISNULL(distinct_exprs_.at(i))) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("distinct_exprs_.at(i) is null", K(ret), K(i));
} else if (OB_FAIL(checker.check(*distinct_exprs_.at(i)))) {
LOG_WARN("failed to check distinct_exprs_.at(i)", K(ret), K(i));
} else {
}
}
return ret;
}
} // namespace sql
} // namespace oceanbase

1
src/sql/optimizer/ob_log_distinct.h
View File

@ -90,6 +90,7 @@ public:
virtual int allocate_expr_pre(ObAllocExprContext& ctx) override;
virtual int compute_op_ordering() override;
virtual int generate_link_sql_pre(GenLinkStmtContext& link_ctx) override;
virtual int check_output_dep_specific(ObRawExprCheckDep& checker);
private:
common::ObSEArray<ObRawExpr*, 16, common::ModulePageAllocator, true> distinct_exprs_;

12
src/sql/optimizer/ob_logical_operator.cpp
View File

@ -1775,9 +1775,14 @@ int ObLogicalOperator::do_post_traverse_operation(const TraverseOp& op, void* ct
!static_cast<ObSelectStmt*>(get_stmt())->need_temp_table_trans() &&
!static_cast<ObSelectStmt*>(get_stmt())->is_temp_table() && get_stmt()->has_order_by() &&
!get_stmt()->is_order_siblings() && log_op_def::LOG_SORT != top->get_type() &&
AllocExchContext::DistrStat::DISTRIBUTED == alloc_exch_ctx->plan_type_ &&
OB_FAIL(allocate_stmt_order_by_above(top))) {
LOG_WARN("failed to allocate stmt order by", K(ret));
AllocExchContext::DistrStat::DISTRIBUTED == alloc_exch_ctx->plan_type_) {
if (OB_FAIL(allocate_stmt_order_by_above(top))) {
LOG_WARN("failed to allocate stmt order by", K(ret));
} else if (OB_FAIL(top->replace_generated_agg_expr(alloc_exch_ctx->group_push_down_replaced_exprs_))) {
LOG_WARN("failed to replace generated agg expr", K(ret));
}
}
if (OB_FAIL(ret)) {
} else if (NULL == top->get_parent()) {
// this is the final root operator
ObExchangeInfo exch_info;
@ -5216,7 +5221,6 @@ int ObLogicalOperator::allocate_dummy_output_access()
ObLogExchange *exchange_op = NULL;
exchange_op = static_cast<ObLogExchange*>(this);
if (exchange_op->get_is_remote() && exchange_op->is_producer()) {
// https://work.aone.alibaba-inc.com/issue/33487009
// 0. EXCHANGE IN REMOTE
// 1. EXCHANGE OUT REMOTE
// 2. TABLE SCAN / OTHERS