Sends dynamic drop of FK constraint

migrations/mysql/2026-06-18-120000_add_sends_emails/up.sql

@@ -16,34 +16,13 @@ CREATE TABLE sends_otp (
 DELETE FROM sends where user_uuid IS NULL;
 UPDATE sends SET hide_email = false WHERE hide_email IS NULL;
 
-SELECT if (
-    EXISTS(
-        SELECT CONSTRAINT_NAME FROM information_schema.table_constraints
-            WHERE TABLE_SCHEMA = DATABASE()
-                AND TABLE_NAME = 'sends'
-                AND CONSTRAINT_TYPE = 'FOREIGN KEY'
-                AND CONSTRAINT_NAME = 'sends_ibfk_2'
-    )
-    ,'ALTER TABLE sends DROP FOREIGN KEY `sends_ibfk_2`'
-    ,'SELECT "info: FK sends_ibfk_2 does not exist."'
-) INTO @drop_stmt;
+SELECT CONCAT('ALTER TABLE sends DROP FOREIGN KEY `', constraint_name, '`') INTO @drop_stmt
+    FROM information_schema.key_column_usage
+        WHERE TABLE_SCHEMA = DATABASE()
+            AND TABLE_NAME = 'sends'
+            AND COLUMN_NAME = 'organization_uuid';
 PREPARE drop_stmt FROM @drop_stmt;
 EXECUTE drop_stmt;
-
-SELECT if (
-    EXISTS(
-        SELECT CONSTRAINT_NAME FROM information_schema.table_constraints
-            WHERE TABLE_SCHEMA = DATABASE()
-                AND TABLE_NAME = 'sends'
-                AND CONSTRAINT_TYPE = 'FOREIGN KEY'
-                AND CONSTRAINT_NAME = '2'
-    )
-    ,'ALTER TABLE sends DROP FOREIGN KEY `2`'
-    ,'SELECT "info: FK sends 2 does not exist."'
-) INTO @drop_stmt;
-PREPARE drop_stmt FROM @drop_stmt;
-EXECUTE drop_stmt;
-
 DEALLOCATE PREPARE drop_stmt;
 
 ALTER TABLE sends DROP COLUMN organization_uuid;