code: def upgrade():
      op.add_column(
          "tables",
          sa.Column(
              "normalize_columns",
              sa.Boolean(),
              nullable=True,
              default=False,
              server_default=sa.false(),
          ),
      )
  
      bind = op.get_bind()
      session = db.Session(bind=bind)
  
      for table in paginated_update(session.query(SqlaTable)):
          table.normalize_columns = True
  
file_path: superset/superset/migrations/versions/2023-08-14_09-38_9f4a086c2676_add_normalize_columns_to_sqla_model.py
imports: import sqlalchemy
  from alembic import op
  from sqlalchemy.ext.declarative import declarative_base
  from sqlalchemy.orm import Session
  from superset import db
  from superset.migrations.shared.utils import paginated_update
label_desc: Use image node_id 1 for calling a global function with example usage: upgrade() without return types