2022-05-09 09:01:54

复制代码 代码如下:CREATE function fGetPy(@str varchar(500)='') returns varchar(500) as begin declare @strlen int,@return varchar(500),@ii int declare @c nchar

2022-05-09 07:54:19

-->Title:生成測試數據-->Author:wufeng4552-->Date :2009-09-21 15:08:41declare @T table([Col1] int,[Col2] int,[Col3] int,[Col4] int,[Col5] int,[Col6] int,[Col7] i

2022-05-08 17:47:12

复制代码 代码如下:declare @bl decimal(10,6),@num int,@num1 int ,@str char(20),@str1 char(20),@str2 char(20),@str3 char(20),@zx int,@zx1 int set @bl=1110.10000 s

2022-05-08 10:42:09

一、写入同一个数据库的另一个表中：  复制代码 代码如下:use db1   go   create table t1(   Item   varchar(100),   Prov   varchar(100),   Qty    int);   insert into t

2020-08-31 13:48:39

1.byte和str互转b = b"example" s = "example" bytes(s, encoding = "utf8") str(b, encoding = "utf-8") 2.byte和int互转b=b'\x01\x02'num=int.from_bytes(b,