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fix check stack overflow expr: T_OP_ROW can be nested

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obdev
2023-09-09 13:05:15 +00:00
committed by ob-robot
parent 19e89b0388
commit 55437eb8e7
1 changed files with 6 additions and 3 deletions
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5
src/sql/code_generator/ob_static_engine_expr_cg.cpp
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@ -1269,11 +1269,14 @@ int ObStaticEngineExprCG::alloc_so_check_exprs(const ObIArray<ObRawExpr *> &raw_
if (ecd->need_stack_check_) { if (ecd->need_stack_check_) {
ObExpr *e = ecd->expr_; ObExpr *e = ecd->expr_;
// stack overflow check expr can not added above T_OP_ROW // stack overflow check expr can not added above T_OP_ROW
if (T_OP_ROW == e->type_ && e->parent_cnt_ > 0) {
e = e->parents_[0];
if (T_OP_ROW == e->type_ && e->parent_cnt_ > 0) { if (T_OP_ROW == e->type_ && e->parent_cnt_ > 0) {
e = e->parents_[0]; e = e->parents_[0];
if (T_OP_ROW == e->type_) { if (T_OP_ROW == e->type_) {
ret = OB_ERR_UNEXPECTED; ret = OB_ERR_UNEXPECTED;
LOG_WARN("T_OP_ROW can not be nested", K(ret)); LOG_WARN("T_OP_ROW can not be nested twice", K(ret));
}
} }
} }
if (OB_SUCC(ret) && e->parent_cnt_ > 0) { if (OB_SUCC(ret) && e->parent_cnt_ > 0) {