lxc1990425的专栏

CREATE FUNCTION CapitalRMB(@ChangeMoney numeric(15,2)) RETURNS VarChar(100) AS BEGIN     Declare    @String1    char(20)    Declare    @String2    char(30)    Declare    @String4    Varchar(

yiSqlCommand cmd = new SqlCommand(@"select count(1) from SYS_CA where BZ like @Txt_CompanyName and USERNAME = @Txt_UserName and PASSWORD = @Txt_Password", conn);                    cmd.Parameters.

select left(col002,len(col002)-charindex(':',reverse(col002))) as startTime from

1、现有一个表的信息，如下：编写sql，如何显示如下信息：sql语句：select address,SUM(CASE WHEN dengji = 'A' THEN 1 ELSE 0 END) AS 'A' ,SUM(CASE WHEN dengji = 'B' THEN 1 ELSE 0 END) AS 'B' ,SUM(CASE WHEN dengji = '