From 7e90320afa3c62067fb3a35c9f34373719bf2fa3 Mon Sep 17 00:00:00 2001
From: Henry Su <henrysu4707@gmail.com>
Date: Fri, 4 Sep 2026 10:46:53 -0500
Subject: [PATCH] fix: quote check constraint names when dropping via column
 update

Hyphenated or otherwise non-plain check names need %I; %s produced
invalid DROP CONSTRAINT SQL on PATCH /columns when clearing checks.
---
 src/lib/PostgresMetaColumns.ts |  2 +-
 test/lib/columns.ts            | 21 +++++++++++++++++++++
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/src/lib/PostgresMetaColumns.ts b/src/lib/PostgresMetaColumns.ts
index 613c8ea2a..e94cbbc11 100644
--- a/src/lib/PostgresMetaColumns.ts
+++ b/src/lib/PostgresMetaColumns.ts
@@ -332,7 +332,7 @@ BEGIN
   IF v_conname IS NOT NULL THEN
     EXECUTE format('ALTER TABLE ${ident(old!.schema)}.${ident(
       old!.table
-    )} DROP CONSTRAINT %s', v_conname);
+    )} DROP CONSTRAINT %I', v_conname);
   END IF;
 
   ${
diff --git a/test/lib/columns.ts b/test/lib/columns.ts
index 3fcac79fe..4137ca8f7 100644
--- a/test/lib/columns.ts
+++ b/test/lib/columns.ts
@@ -981,6 +981,27 @@ test('dropping column checks', async () => {
   await pgMeta.query(`drop table t`)
 })
 
+test('dropping hyphenated column check constraints', async () => {
+  await pgMeta.query(`
+    create table public.t (c int8);
+    alter table public.t add constraint "t-c-check" check (c <> 0);
+  `)
+
+  let res = await pgMeta.columns.retrieve({
+    schema: 'public',
+    table: 't',
+    name: 'c',
+  })
+  expect(res.error).toBeNull()
+  expect(res.data?.check).toBeTruthy()
+
+  res = await pgMeta.columns.update(res.data!.id, { check: null })
+  expect(res.error).toBeNull()
+  expect(res.data?.check).toBeNull()
+
+  await pgMeta.query(`drop table public.t`)
+})
+
 test('column with fully-qualified type', async () => {
   await pgMeta.query(`create table public.t(); create schema s; create type s.my_type as enum ();`)