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Fix the core caused by uppercase and lowercase expressions not determining whether buf is empty

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hwx65
2023-12-25 10:52:33 +00:00
committed by ob-robot
parent 46248c24a5
commit 1737652b4f
1 changed files with 3 additions and 0 deletions
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3
src/sql/engine/expr/ob_expr_lower.cpp
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@ -543,6 +543,9 @@ int ObExprLowerUpper::vector_lower_upper(VECTOR_EVAL_FUNC_ARG_DECL, common::ObCo
char *buf = expr.get_str_res_mem(ctx, m_text.length() * multiply, idx); char *buf = expr.get_str_res_mem(ctx, m_text.length() * multiply, idx);
if (m_text.empty()) { if (m_text.empty()) {
str_result.reset(); str_result.reset();
} else if (OB_ISNULL(buf)) {
ret = OB_ALLOCATE_MEMORY_FAILED;
LOG_WARN("alloc memory failed", "size", m_text.length() * multiply);
} else if (is_arg_batch_ascii || (do_ascii_optimize_check } else if (is_arg_batch_ascii || (do_ascii_optimize_check
&& storage::is_ascii_str(m_text.ptr(), m_text.length()))) { && storage::is_ascii_str(m_text.ptr(), m_text.length()))) {
if (IsLower) { if (IsLower) {