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bugfix : json objectagg returning type affect by var in pl

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This commit is contained in:
obdev
2023-02-16 04:17:46 +00:00
committed by ob-robot
parent d820b79c29
commit 61a17a9abc
4 changed files with 13 additions and 6 deletions
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3
src/sql/resolver/expr/ob_raw_expr_printer.cpp
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@ -1506,10 +1506,11 @@ int ObRawExprPrinter::print_json_return_type(ObRawExpr *expr)
{
INIT_SUCC(ret);
const int32_t DEFAULT_VARCHAR_LEN = 4000;
ObScale scale = static_cast<ObConstRawExpr *>(expr)->get_accuracy().get_scale();
if (OB_ISNULL(buf_) || OB_ISNULL(pos_) || OB_ISNULL(expr)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("stmt_ is NULL of buf_ is NULL or pos_ is NULL or expr is NULL", K(ret));
} else if (scale == 1) { // scale == 1 is default returning
} else if (ObRawExpr::EXPR_CONST != expr->get_expr_class()) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("expr class should be EXPR_CONST ", K(ret), K(expr->get_expr_class()));