array( 'modifyField', 'user_former_groups', 'ufg_group', 'patch-ug_group-length-increase.sql' ),
// 1.20
- array( 'addTable', 'config', 'patch-config.sql' ),
array( 'addIndex', 'revision', 'page_user_timestamp', 'patch-revision-user-page-index.sql' ),
array( 'addField', 'ipblocks', 'ipb_parent_block_id', 'patch-ipb-parent-block-id.sql' ),
array( 'addIndex', 'ipblocks', 'ipb_parent_block_id', 'patch-ipb-parent-block-id-index.sql' ),