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_RecordsetPtr      pRs("ADODB.Recordset");
"provider=SQLOLEDB;Data Source=»úÆ÷Ãû\\SQLEXPRESS;Persist  Security  Info=False;User ID=sa;PWD=sa;initial catalog=myDB"
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CoInitialize(NULL);   
_RecordsetPtr      pRs("ADODB.Recordset"); 
_ConnectionPtr    pCn("ADODB.Connection"); 
pCn->Open("provider=SQLOLEDB;server=127.0.0.1;initial catalog=myDB;",  "sa",  "sa",   
adModeUnknown); 

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