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fix core caused by subquery in row occur unexpected obj type

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This commit is contained in:
wangt1xiuyi
2021-11-22 20:13:07 +08:00
committed by LINxiansheng
parent 50032ec99f
commit 85b67b6901
2 changed files with 20 additions and 7 deletions
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6
src/sql/resolver/expr/ob_raw_expr_info_extractor.cpp
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@ -377,7 +377,8 @@ int ObRawExprInfoExtractor::visit_subquery_node(ObOpRawExpr& expr)
if (OB_UNLIKELY(left_ref->is_set())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("left expr is set");
} else if (left_ref->get_output_column() > 1) {
} else if (left_ref->get_output_column() > 1 &&
IS_COMMON_COMPARISON_OP(expr.get_expr_type())) {
// left subquery result only can be scalar or vector; if is scalar, needs not to do operator transform,
// normal compare exprs also can deal with subquery.
expr.set_expr_type(get_subquery_comparison_type(expr.get_expr_type()));
@ -386,7 +387,8 @@ int ObRawExprInfoExtractor::visit_subquery_node(ObOpRawExpr& expr)
if (OB_SUCCESS == ret && right_expr->has_flag(IS_SUB_QUERY)) {
// operators also needs to add ALL/ANY flag
ObQueryRefRawExpr* right_ref = static_cast<ObQueryRefRawExpr*>(right_expr);
if (right_ref->get_output_column() > 1 || right_ref->is_set()) {
if ((right_ref->get_output_column() > 1 || right_ref->is_set()) &&
IS_COMMON_COMPARISON_OP(expr.get_expr_type())) {
// The result of the subquery is a vector or a set, then the comparison operator must be
// converted to the corresponding subquery expr operator
expr.set_expr_type(get_subquery_comparison_type(expr.get_expr_type()));