In db migration, provide default value for existing rows. (#510)

bluesky · Jul 11, 2023 · 201f9ea · 201f9ea
1 parent c523218
commit 201f9ea
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/tiled/authn_database/migrations/versions/c7bd2573716d_add_session_state_column.py b/tiled/authn_database/migrations/versions/c7bd2573716d_add_session_state_column.py
@@ -19,7 +19,8 @@
 
 def upgrade():
     op.add_column(
-        Session.__tablename__, sa.Column("state", JSONVariant, nullable=False)
+        Session.__tablename__,
+        sa.Column("state", JSONVariant, nullable=False, server_default="{}"),
     )