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Mysql存储过程中游标使用

时间:2021-07-01 10:21:17 帮助过:6人阅读

根据一定条件,批量插入和更新mysql数据库中的数据 无 DELIMITER $$USE `mmm_mac`$$DROP PROCEDURE IF EXISTS `批量插入商户路由关联数据`$$CREATE DEFINER=`root`@`%` PROCEDURE `批量插入商户路由关联数据`()BEGINDECLARE v_partner_no VARCHAR(32); DECLAR

根据一定条件,批量插入和更新mysql数据库中的数据 <无>
  1. DELIMITER $$
  2. USE `mmm_mac`$$
  3. DROP PROCEDURE IF EXISTS `批量插入商户路由关联数据`$$
  4. CREATE DEFINER=`root`@`%` PROCEDURE `批量插入商户路由关联数据`()
  5. BEGIN
  6. DECLARE v_partner_no VARCHAR(32);
  7. DECLARE v_partner_id INT(11);
  8. DECLARE v_sc_pid INT(11);
  9. DECLARE v_mac_no VARCHAR(32);
  10. DECLARE v_mac_addr VARCHAR(32);
  11. DECLARE n_mac_no BIGINT;
  12. DECLARE n_mac_addr BIGINT;
  13. DECLARE n_mac_addr_str VARCHAR(32);
  14. DECLARE done INT;
  15. #取得商户数据
  16. DECLARE cur_partnerlist CURSOR
  17. FOR
  18. SELECT comp_id, partner_no, sc_pid FROM mmm_partner.anl_partner;
  19. SET n_mac_no = 100000000;
  20. SET n_mac_addr = 1000000000;
  21. OPEN cur_partnerlist;
  22. REPEAT
  23. FETCH cur_partnerlist INTO v_partner_id,v_partner_no,v_sc_pid;
  24. SET v_mac_no = CONCAT('MAC',v_sc_pid,n_mac_no);
  25. SET n_mac_addr_str = CONCAT(SUBSTR(n_mac_addr,1,2),':',SUBSTR(n_mac_addr,3,2),':',SUBSTR(n_mac_addr,5,2),':',SUBSTR(n_mac_addr,7,2),':',SUBSTR(n_mac_addr,9,2));
  26. SET v_mac_addr = CONCAT('CC:',n_mac_addr_str);
  27. SET n_mac_no = n_mac_no + 1;
  28. SET n_mac_addr = n_mac_addr + 1;
  29. #向t_machine_sc_config表中插入商户关联路由的数据
  30. #insert into t_machine_sc_config(mac_no, partner_no, partner_id, sc_pid, mac_addr, comp_id, is_lock) values('MAC2016000000001','44060430603381',1,4403,'C8:87:18:AB:79:66',1,1);
  31. INSERT INTO t_machine_sc_config(mac_no, partner_no, partner_id, sc_pid, mac_addr, comp_id, is_lock) VALUES(v_mac_no,v_partner_no,v_partner_id,v_sc_pid,v_mac_addr,1,1);
  32. UNTIL 0 END REPEAT;
  33. CLOSE cur_partnerlist;
  34. END$$
  35. DELIMITER ;
  1. DELIMITER $$
  2. USE `mmm_partner`$$
  3. DROP PROCEDURE IF EXISTS `更新商户表`$$
  4. CREATE DEFINER=`root`@`%` PROCEDURE `更新商户表`()
  5. BEGIN
  6. DECLARE v_partner_no VARCHAR(32);
  7. DECLARE vpartner_no VARCHAR(32);
  8. DECLARE v_partner_id VARCHAR(32);
  9. DECLARE n BIGINT;
  10. DECLARE partnerid_list CURSOR
  11. FOR
  12. SELECT comp_id FROM 100msh_partner.anl_partner WHERE TRIM(partner_no) = '';
  13. SET vpartner_no = '2015415parno';
  14. SET n = 10000000;
  15. OPEN partnerid_list;
  16. REPEAT
  17. FETCH partnerid_list INTO v_partner_id;
  18. SET v_partner_no = CONCAT(vpartner_no,n);
  19. SET n = n + 1;
  20. UPDATE mmm_partner.anl_partner SET partner_no = v_partner_no WHERE comp_id = v_partner_id;
  21. UNTIL 0 END REPEAT;
  22. CLOSE partnerid_list;
  23. END$$
  24. DELIMITER ;

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