From: roche-quentin <roche.quentin@bcg.com>
Date: Wed, 8 May 2024 08:41:00 +0000 (+0200)
Subject: FIX #11285
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dbd9c239c60b8f4f2be66967825ee15c1f7941b0;p=thirdparty%2Fsqlalchemy%2Fsqlalchemy.git

FIX #11285
CONSTRAINT FOREIGN KEY ON DELETE was missing SET DEFAULT in MySQL reflexion
---

diff --git a/lib/sqlalchemy/dialects/mysql/reflection.py b/lib/sqlalchemy/dialects/mysql/reflection.py
index c764e8ccc7..d7622c5463 100644
--- a/lib/sqlalchemy/dialects/mysql/reflection.py
+++ b/lib/sqlalchemy/dialects/mysql/reflection.py
@@ -505,7 +505,7 @@ class MySQLTableDefinitionParser:
         #
         # unique constraints come back as KEYs
         kw = quotes.copy()
-        kw["on"] = "RESTRICT|CASCADE|SET NULL|NO ACTION"
+        kw["on"] = "RESTRICT|CASCADE|SET NULL|NO ACTION|SET DEFAULT"
         self._re_fk_constraint = _re_compile(
             r"  "
             r"CONSTRAINT +"
diff --git a/test/dialect/mysql/test_reflection.py b/test/dialect/mysql/test_reflection.py
index 79e7198ef3..4fa472ce1a 100644
--- a/test/dialect/mysql/test_reflection.py
+++ b/test/dialect/mysql/test_reflection.py
@@ -1557,7 +1557,7 @@ class RawReflectionTest(fixtures.TestBase):
             "  CONSTRAINT `addresses_user_id_fkey` "
             "FOREIGN KEY (`user_id`) "
             "REFERENCES `users` (`id`) "
-            "ON DELETE CASCADE ON UPDATE SET NULL"
+            "ON DELETE SET DEFAULT ON UPDATE SET NULL"
         )
         eq_(
             m.groups(),
@@ -1567,7 +1567,7 @@ class RawReflectionTest(fixtures.TestBase):
                 "`users`",
                 "`id`",
                 None,
-                "CASCADE",
+                "SET DEFAULT",
                 "SET NULL",
             ),
         )