mysql游标循环修改数据_游标循环修改查询数据-优快云博客

该存储过程用于更新`hr_f_personal_basic_information`和`hr_user_info`表中`mobile`字段的值。通过游标遍历`hr_f_personal_archives_version`表，筛选出具有有效`mobile`值的记录，并根据身份证号匹配`hr_f_personal_basic_information`表中的记录进行更新。同时，确保`mobile`值在`hr_f_personal_basic_information`和`hr_user_info`表中的一致性。

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CREATE PROCEDURE s()
BEGIN
DECLARE user_ids BIGINT;
DECLARE mobile varchar(255);
DECLARE dones INT;
DECLARE sum INT DEFAULT(0);
DECLARE cur_user_id CURSOR FOR
SELECT user_id,SUBSTRING(payload->" $mobile",2,CHAR_LENGTH(payload->"$ .mobile")-2) AS mobile FROM hr_f_personal_archives_version WHERE payload->" $. m o b i l e "! =^{'} 无^{'} A N D p a y l o a d - > "$ .mobile"!=‘None’ AND payload->" $. i d e n t i t y " I N (S E L E C T p a y l o a d - > "$ .identity" AS ‘身份证号’ FROM hr_f_personal_basic_information hr WHERE payload->" $. m o b i l e " = " N o n e " A N D p a y l o a d - > "$ .emergencyContactMobile"=“无”);

   #游标中的内容执行完后将done设置为1

DECLARE CONTINUE HANDLER FOR NOT FOUND SET dones=1;
#打开游标
open cur_user_id;

#执行循环
posLoop:loop

set sum=sum+1;

#判断是否结束循环
if dones=1 then
leave posLoop;
END IF;

#取游标中的值  
FETCH  cur_user_id INTO user_ids,mobile;  
	update hr_f_personal_basic_information set payload=JSON_SET(payload, "$.mobile", mobile) where user_id=user_ids;
	update hr_user_info set mobile= mobile where id=user_ids;
   select user_ids,mobile;
	 
#select user_ids,mobil;
 END LOOP posLoop;
	
 #释放游标

close cur_user_id;
select sum;
END

drop PROCEDURE s

call s();