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vb Á¬½ÓoracleÊý¾Ý¿â

         
    Dim cn As ADODB.Connection
    Dim rs     As ADODB.Recordset
    Set cn = New ADODB.Connection
    cn.Open "Provider=OraOLEDB.Oracle.1;Persist Security Info=True;User Id=system;Password=bupt8971;Data Source=TEST;"
   
    strQuery = "select   *   from   Patrol"
    Set rs = New ADODB.Recordset
    rs.Open strQuery, cn, adOpenStatic, adLockOptimistic
    cmbID.Text = ""
    cmbName.Text = ""
    If rs.EOF Then
    Else
    While Not rs.EOF
        cmbID.AddItem rs(0)
        cmbName.AddItem rs(1)
        rs.MoveNext
    Wend
    End If
         cn.Close


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Oracle Sql¼¼ÇÉ Upsert, Multitable Insert, Undrop

UpSert¹¦ÄÜ£º
MERGE <hint> INTO <table_name>
USING <table_view_or_query>
ON (<condition>)
WHEN MATCHED THEN <update_clause>
WHEN NOT MATCHED THEN <insert_clause>;
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Multitable inserts allow a single INSERT INTO .. SELECT statement to ......

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    Ò»¡¢Ð½¨Ò»¸öÀ࣬ÀàÃû³ÆÎªclsTimer£¬Àà´úÂëÈçÏ£º
Option Explicit
'* ** ......

VBʵÏÖ¿ÉÖ´ÐÐÎļþÔËÐÐʱ×Ôɾ³ý

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ORACLE directory Ŀ¼


Create directoryÈÃÎÒÃÇ¿ÉÒÔÔÚOracleÊý¾Ý¿âÖÐÁé»îµÄ¶ÔÎļþ½øÐжÁд²Ù×÷£¬¼«´óµÄÌá¸ßÁËOracleµÄÒ×ÓÃÐԺͿÉÀ©Õ¹ÐÔ¡£
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CREATE [OR REPLACE] DIRECTORY directory AS 'pathname';
±¾°¸Àý¾ßÌå´´½¨ÈçÏÂ:
create or replace directory exp_dir as '/tmp';
Ŀ¼´´½¨ÒԺ󣬾ͿÉÒ԰ѶÁдȨÏÞÊÚÓèÌØ¶¨Óû§ ......

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