@@ -0,0 +1,445 @@
+from sqlalchemy import MetaData, Table, Column, types%0A%0Afrom c2cgeoportal import schema%0A%0A%0Adef upgrade(migrate_engine):%0A    meta = MetaData(bind=migrate_engine)%0A    layer = Table('layer', meta, schema=schema, autoload=True)%0A    Column('queryLayers', types.Unicode).create(layer)%0A%0A%0Adef downgrade(migrate_engine):%0A    meta = MetaData(bind=migrate_engine)%0A    layer = Table('layer', meta, schema=schema, autoload=True)%0A    layer.c.queryLayers.drop()%0A

Add migration script for queryLayers column