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10分钟轻松学会mysql 存储过程 循环

    /    2017-07-13

  Sql代码 收藏代码

  -- 数据修复存储过程执行

  -- CALL REPAIR_SRT_DATAS();

  -- 数据修复存储过程

  /*DELIMITER $$ -- 把默认的输入的结束符;替换成$$*/

  /*DEFINER:创建者*/

  DROP PROCEDURE IF EXISTS REPAIR_SRT_DATAS;

  DELIMITER $$ /*把默认的输入的结束符;替换成$$*/

  CREATE DEFINER=`root`@`localhost` PROCEDURE REPAIR_SRT_DATAS()

  BEGIN

  DECLARE done INT DEFAULT 0;

  DECLARE requestCode VARCHAR(20);

  DECLARE dftHospitalCode VARCHAR(20);

  DECLARE hospitalCode VARCHAR(20);

  DECLARE hospitalName VARCHAR(100);

  /*申请记录中多个医院,设置记录中未生成结算关系*/

  DECLARE requDatas CURSOR FOR

  (SELECT srtr.code,srtr.dm_hospital_code,srtr.dm_hospital_name

  FROM srt_sett_rela_tran_requ srtr

  LEFT JOIN srt_sett_rela_tran_set srts ON srtr.code = srts.request_code AND srtr.dm_hospital_code = srts.dm_hospital_code

  WHERE (SELECT COUNT(t.dm_hospital_code) FROM srt_sett_rela_tran_set t WHERE t.request_code = srtr.code AND t.dm_hospital_code = srtr.dm_hospital_code) = 0);

  /*游标异常后捕捉并设置变量,done 为 1 跳出循环*/

  DECLARE CONTINUE HANDLER FOR NOT FOUND SET done = 1;

  /*开始事务*/

  START TRANSACTION;

  /*打开游标*/

  OPEN requDatas;

  out_loop:

  LOOP

  /*游标向下走一步,将查询出来的值付给定义的变量*/

  FETCH requDatas INTO requestCode,hospitalCode,hospitalName;

  IF done =1 THEN

  LEAVE out_loop;

  END IF;

  /*查询最先插入的医院编码*/

  SELECT dm_hospital_code INTO dftHospitalCode FROM srt_sett_rela_tran_set WHERE request_code = requestCode GROUP BY dm_hospital_code ORDER BY id ASC LIMIT 1;

  /*修复多家医院时,未生成的结算设置记录*/

  INSERT INTO srt_sett_rela_tran_set(CODE,MODEL,MATERIAL,UNIT,DM_HOSPITAL_CODE,DM_HOSPITAL_NAME,REQUEST_CODE,CREATOR,CREATE_TIME,MODIFIER,MODIFY_TIME,RESERVED1,RESERVED2,RESERVED3)

  SELECT CODE,MODEL,MATERIAL,UNIT,hospitalCode DM_HOSPITAL_CODE, hospitalName DM_HOSPITAL_NAME,REQUEST_CODE,REQUEST_DATE,AUDITOR,AUDIT_STATUS,AUDIT_OPINION,AUDIT_TIME,PUBLISH_TIME,CREATOR,CREATE_TIME,MODIFIER,MODIFY_TIME,RESERVED1,RESERVED2,RESERVED3

  FROM srt_sett_rela_tran_set

  WHERE request_code = requestCode AND dm_hospital_code = dftHospitalCode /*and audit_status = 2*/;

  SET done = 0;

  END LOOP out_loop;

  /*关闭游标*/

  CLOSE requDatas;

  -- SELECT dftHospitalCode;

  /*事务提交*/

  COMMIT;

  END $$

  DELIMITER ;


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