在Mysql 众多表中查找一个表名或者字段名的 SQL 语句：
方法一：SELECT table_name, column_name from information_schema.columns WHERE column_name LIKE 'Name';
方法二：SELECT column_name from information_schema.columns WHERE column_name LIKE '%searchTerm%' AND table_schema = 'yourDB';
方法三：SELECT column_name from information_schema.columns WHERE column_name LIKE '%searchTerm%' AND table_schema = 'yourDB' AND table_name = 'yourDBTable';
