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C# code:

SqlConnection con = new SqlConnection();
con.ConnectionString="server=127.0.0.1;database=test;uid=sa;pwd=2150255;";
con.Open();
string sql="select * from tabletest";

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String connectionString =""£»
dataAdapter = new SqlDataAdapter(selectCommand, connectionString);
SqlCommandBuilder commandBuilder = new SqlCommandBuilder(dataAdapter);
DataTable dt= new DataTable();
dataAdapter.Fill(dt);
bindingSource1.DataSource = dt;


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java windows7 MSSQL - Java / Java SE

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mssql null µÄÎÊÌâ - MS-SQL Server / ÒÉÄÑÎÊÌâ

select case null
when '' then '1' 
when null then '2' --ΪʲôûÓÐÔÚÕâ¸öλÖÃÅжϳöÀ´
else '3' 
end a 
select 1 a,2 b into #a
select isnull(b,0) b from #a where a=2
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×î½ü¹«Ë¾»»Êý¾Ý¿â£¬mssql »» mysql ¡£´ó¼ÒÓÐʲôºÃµÄ·½·¨°¡£¡
  ²»ÓÃphpת»»£¬´æÔÚÊý¾ÝÄ£Ð͵ÄÎÊÌâ¡£±¾È˺ÜÏëÓÃphp£¬¿ÉÊÇmssqlÀ©Õ¹Ôõô¶¼¼ÓÔØ²»ÉÏ£¬¸ãÁËÒ»Ììû¸ãÃ÷°×£¡»·¾³ÊÇ£ºapache2.2.4£¬php5.3.2£¨°²×°³ ......

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