MySQL判断字符串是否是数字
SELECT * FROM **** WHERE trim(字段名) REGEXP '[^0-9]'=1
SELECT CURDATE()当天日期...
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 product_brand FROM shop_product WHERE LENGTH(product_brand)>...
判断字符串(string)中是否包含另一个字符串(subStr)locate(subStr,string) :函数返回subStr在string中出现的位置实际运用SELECT LOCAT...
truncate table 表名...