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$ConnString = "server=_SERVER_;database=_DATABASE_;user id=_UID_;password=_PWD_";
$db = New-Object System.Data.SqlClient.SqlConnection($ConnString);
$db.Open();
$Sql = "select top 10 * from sys.objects where type='U' order by [Name]";
$cmd = New-Object System.Data.SqlClient.SqlCommand($Sql,$db);
$r = $cmd.ExecuteReader();
$a = "","";
while ($r.Read())
{
 $a = $a + $r["Name"].ToString();
}
$r.Close();
$cmd.Dispose();
$db.Close();
$db.Dispose();
echo $a


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SQL Óαêѧϰ

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¡¡¡¡4.Standard,(±ê×¼°æ)
¡¡¡¡5.Express.(àÅ£¬¹ÀÇҾͽÐËü¼òÒ×°æ°É)
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SQL ʹÓÃ

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T1
Term Domain WithAncestor
car    x.com     ?
bike  y.com     ?
car    a.x.com  ?
T2
Parent    Domain
x.com ......

SQLÓï¾ä½Ì³Ì

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Select
SELECT "À¸Î»" from "±í¸ñÃû"
Distinct
SELECT DISTINCT "À¸Î»"
from "±í¸ñÃû"
Where
......

SQL SERVER Êý¾ÝÀàÐÍ

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