id,sn_code,create_time,update_time,tb_status INSERT INTO ${tableName} ( sn_code ) VALUES ( #{entity.snCode} ) INSERT INTO ${tableName} ( sn_code ) VALUES (#{entity.snCode}) UPDATE ${tableName} SET sn_code=#{entity.snCode}, tb_status=#{entity.tbStatus} WHERE id = #{entity.id} UPDATE ${tableName} SET ${field} ${value} ${key} select from ${tableName} where id = #{id} select ${field} from ${tableName} ${value} ${key} limit 1; select count(id) from ${tableName} ${value} ${key} select ${field} from ${tableName} ${value} ${key} order by ${order} limit ${offset}, ${limit} limit ${limit} select count(table_name) from information_schema.TABLES WHERE table_name=#{tableName} ;