java 里面生成uuid
String uuid = UUID.randomUUID().toString().replaceAll("-","");
mysql 生成uuid
select replace(uuid(),"-","") as uuid;
//新加id字段md5函數生成不重復的uuid update business_checkoutvolumn set id = md5(uuid());
java 里面生成uuid
String uuid = UUID.randomUUID().toString().replaceAll("-","");
mysql 生成uuid
select replace(uuid(),"-","") as uuid;
//新加id字段md5函數生成不重復的uuid update business_checkoutvolumn set id = md5(uuid());
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