统计mysql字段值的长度
SELECT product_brand FROM shop_product WHERE LENGTH(product_brand)>3;
SELECT product_brand FROM shop_product WHERE LENGTH(product_brand)>3;
SELECT * FROM shop_count WHERE DATE(count_date)=current_date(); SELECT * FROM sho...
设置my.cnf : auto-rehashmysql>use mysql; #这是关键...
SELECT CURDATE()当天日期...
让时间加一天,以及转换时间到INT数字格式UPDATE zbp_postSET log_CreateTime = UNIX_TIMESTAMP(DATE_ADD('2020-07-14 09:...
update 表名 SET log_Content = REPLACE(log_Content,'"upload','"/upload')...
SELECT * from system_user LIMIT 60,20limit是设置分页的关键他可以控制数据输出偏移SELECT column_name,column_name FR...