SELECT CONCAT('union all  select  ''', TABLE_SCHEMA ,''' as db ,''',TABLE_NAME,''' as tbname, count(1) as rows from ', TABLE_SCHEMA ,'.',TABLE_NAME )  AS SqlExe 
FROM information_schema.TABLES AS t 
WHERE t.TABLE_TYPE = 'BASE TABLE'
AND t.TABLE_SCHEMA = 'AdDataCenter'

-- 因为直接访问视图时，mysql数据统计不精确。