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 **** WHERE trim(字段名) REGEXP '[^0-9]'=1...
update 表名 SET log_Content = REPLACE(log_Content,'"upload','"/upload')...
SELECT * FROM shop_count WHERE DATE(count_date)=current_date(); SELECT * FROM sho...
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...
SELECT CURDATE()当天日期...
设置my.cnf : auto-rehashmysql>use mysql; #这是关键...