v1-0001-Don-t-allow-to-execute-an-empty-query.patch
text/x-patch
Filename: v1-0001-Don-t-allow-to-execute-an-empty-query.patch
Type: text/x-patch
Part: 0
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Format: format-patch
Series: patch v1-0001
Subject: Don't allow to execute an empty query
| File | + | − |
|---|---|---|
| src/backend/commands/prepare.c | 3 | 0 |
From 6c5e08a3d4698d5966044543b438438376b5b6c1 Mon Sep 17 00:00:00 2001
From: Aleksander Alekseev <aleksander@timescale.com>
Date: Tue, 15 Jul 2025 00:09:07 +0300
Subject: [PATCH v1] Don't allow to execute an empty query
---
src/backend/commands/prepare.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/src/backend/commands/prepare.c b/src/backend/commands/prepare.c
index 34b6410d6a2..244967920f3 100644
--- a/src/backend/commands/prepare.c
+++ b/src/backend/commands/prepare.c
@@ -169,6 +169,9 @@ ExecuteQuery(ParseState *pstate,
if (!entry->plansource->fixed_result)
elog(ERROR, "EXECUTE does not support variable-result cached plans");
+ if (strcmp(entry->plansource->query_string, "") == 0)
+ elog(ERROR, "EXECUTE can't execute an empty query");
+
/* Evaluate parameters, if any */
if (entry->plansource->num_params > 0)
{
--
2.43.0