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CHAR_LENGTH() output incorrect results when used with subquery

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obdev
2022-08-08 23:03:24 +08:00
committed by wangzelin.wzl
parent 1799f31d6f
commit 331db3f523
1 changed files with 1 additions and 1 deletions
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src/sql/engine/expr/ob_expr_char_length.cpp
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@ -72,7 +72,7 @@ int ObExprCharLength::eval_char_length(const ObExpr& expr, ObEvalCtx& ctx, ObDat
ObObjTypeClass in_tc = ob_obj_type_class(expr.args_[0]->datum_meta_.type_); ObObjTypeClass in_tc = ob_obj_type_class(expr.args_[0]->datum_meta_.type_);
if (!ob_is_castable_type_class(in_tc)) { if (!ob_is_castable_type_class(in_tc)) {
res.set_null(); res.set_null();
} else if (expr.eval_param_value(ctx, arg)) { } else if (OB_FAIL(expr.eval_param_value(ctx, arg))) {
LOG_WARN("eval arg failed", K(ret)); LOG_WARN("eval arg failed", K(ret));
} else if (arg->is_null()) { } else if (arg->is_null()) {
res.set_null(); res.set_null();