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SQL_批量插入数据

数字转换成字符串:把100转换成字符串

 

CAST(100 as varchar)

 

数字转换成字符串,并在前面补0,下面表示共6为数

 

right(‘000000‘+CAST(100 as varchar),6)

 

随机生成200以内的随机整数

 

select CAST(RAND()*200 as int)

 

随机生成个位数

 

select CHAR(ROUND(RAND() * 9+48,0))

 

生成有序字符串,前面是年月日时分秒,后三位是随机数

DECLARE @rand NVARCHAR(16)
set @rand = REPLACE(CONVERT(NVARCHAR(16), GETDATE(), 120), ‘-‘, ‘‘);
SET @rand = REPLACE(@rand, ‘ ‘, ‘‘);
SET @rand = REPLACE(@rand, ‘:‘, ‘‘);
SET @rand = @rand + CAST(FLOOR ((RAND() * 900 + 100)) AS NVARCHAR(3));
PRINT @rand

  

 

SQL_批量插入数据

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