DECLARE i INT; SET i = 0; lp : LOOP // lp为循环体名,可随意 loop为关键字 INSERT INTO user(id,name,pwd) VALUES('',i,i); // 往user表添加数据 SET i = i + 1; // 循环一次,i加一 IF i > 10 THEN // 结束循环的条件: 当i大于10时跳出loop循环 LEAVE lp; END IF; END LOOP; E...
SELECT I; SET I = I + 1; IF I >= 10 THEN LEAVE ADD_LOOP; # LEAVE ADD_LOOP;退出LOOP循环 相当Java中的break关键字 END IF; END LOOP ADD_LOOP; END; 3.2 ITERATER语句 ITERATE语句:只能用在循环语句(LOOP、REPEAT和WHILE语句)内,表示重新开始循环,将执行顺序转到语句段开头处。如果你有面向过程的...
set i=1; while(i<=10000)do insert into t1(a,b) values(i,i); set i=i+1; end while; end;; delimiter ; call insert_t1(); -- 往t2表插入100行记录 drop procedure if exists insert_t2; delimiter ;; create procedure insert_t2() begin declare i int; set i=1; while(i<=100)do ...
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DECLARE i INT; SET pre_name=187635267; SET ageVal=100; SET i=1; WHILE i INSERT INTO tt(descpro) VALUES(NOW()); SET pre_name=pre_name+100; SET i=i+1; END WHILE; END // delimiter ; call proc_batch_insert(); 可以看到测试插入数据的操作时,主(192.168.182.129)数据库的网卡有些指标...
Set _mobile=1380000000+i; #mysql 随机函数,生成0-1的小数 Set_idcode=123456789010000000+i; Insert intouser_test(name,mobile,idcode) values(_name,_mobile,_idcode); Set i=i+1; End while; End 4.使用call语句调用存储过程,或者使用客户端软件运行函数。
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var post = {id: 1, title: 'Hello MySQL'}; var query = connection.query('INSERT INTO posts SET ?', post, function (error, results, fields) { if (error) throw error; // Neat! }); console.log(query.sql); // INSERT INTO posts SET `id` = 1, `title` = 'Hello MySQL' And th...