Add foreign key constraint to Credential table

src/backend/langflow/alembic/versions/fd531f8868b1_fix_credential_table.py

@@ -0,0 +1,38 @@
+"""Fix Credential table
+
+Revision ID: fd531f8868b1
+Revises: 2ac71eb9c3ae
+Create Date: 2023-11-24 15:07:37.566516
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision: str = 'fd531f8868b1'
+down_revision: Union[str, None] = '2ac71eb9c3ae'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    try:
+        with op.batch_alter_table('credential', schema=None) as batch_op:
+            batch_op.create_foreign_key("fk_credential_user_id", 'user', ['user_id'], ['id'])
+    except Exception:
+        pass
+
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    try:
+        with op.batch_alter_table('credential', schema=None) as batch_op:
+            batch_op.drop_constraint("fk_credential_user_id", type_='foreignkey')
+    except Exception:
+        pass
+
+    # ### end Alembic commands ###