在使用MySQL中需要生成一些数据用于测试
function/procedure
mysql> desc test_a;
+-------+----------+------+-----+---------+-------+
| Field | Type | Null | Key | Default | Extra |
+-------+----------+------+-----+---------+-------+
| id | int | NO | | NULL | |
| col | char(18) | YES | | NULL | |
+-------+----------+------+-----+---------+-------+
2 rows in set (0.01 sec)
delimiter $$
CREATE PROCEDURE rand_test_a_data (in i_many int)
BEGIN
DECLARE ic int DEFAULT 0;
truncate table test_a;
START TRANSACTION;
REPEAT
insert into test_a (id, col) VALUES (floor(rand() * 100000), LEFT ( concat(rand() * 10000000000, 'ajkshxm' ), 18 ));
set ic = ic + 1;
UNTIL
ic = i_many
END REPEAT;
COMMIT;
end $$
delimiter ;
相关函数的运行也可以直接在navicat
下运行
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在函数
下可以对函数进行运行, 编辑等操作.
navicat
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打开表 => 数据生成即可
内置了多种类型的数据, 例如姓名, 地址, 账号id等
mysql> select * from test_j limit 3;
+------+-----------+----------------------------------------------------+
| id | name | address |
+------+-----------+----------------------------------------------------+
| 433 | 顾宇宁 | 中国北京市房山区岳琉路992号1室 |
| 289 | 廖子韬 | 中国广州市越秀区中山二路603号9栋 |
| 308 | 邵震南 | 中国中山紫马岭商圈中山五路661号32室 |
+------+-----------+----------------------------------------------------+
3 rows in set (0.01 sec)