我的数据库中有一个表选项,我有“question_id”列。在我的表中,我有大约 1000 条记录。
我在表中对列“question_id”的要求是什么,只要我有1,我想用131替换,2用132替换,3用133替换,依此类推,直到1000条记录。
我尝试做类似的事情..
UPDATE `dta`.`options` SET `question_id` = '132' WHERE `id` > 435 AND `question_id` = 1
搜索某种函数或运算符。 请帮助我!!
示例:-
UPDATE `dta`.`questions` SET `quiz_id` = '7' WHERE `id` > 131 AND `quiz_id` = 1
UPDATE `dta`.`questions` SET `quiz_id` = '8' WHERE `id` > 131 AND `quiz_id` = 2
UPDATE `dta`.`questions` SET `quiz_id` = '9' WHERE `id` > 131 AND `quiz_id` = 3
UPDATE `dta`.`questions` SET `quiz_id` = '10' WHERE `id` > 131 AND `quiz_id` = 4
UPDATE `dta`.`questions` SET `quiz_id` = '11' WHERE `id` > 131 AND `quiz_id` = 5
UPDATE `dta`.`questions` SET `quiz_id` = '12' WHERE `id` > 131 AND `quiz_id` = 6
最佳答案
UPDATE dta.options
SET question_id = question_id + 130
order by question_id
limit 1000
关于mysql - SQL重复查询,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/18078328/