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Microsoft ActiveX(R) Data Objects Extensions   DDL  .  Readme.
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(c)  Microsoft, 1998.   .

   ,   Microsoft   ADOX (ADO Extensions -  ADO)   DDL  .

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1.  
   
2. 
   
3.  

4.  ,   

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1.  
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 ADOX (ActiveX(r) Data Objects Extensions -    ActiveX)   DDL     ADO     .    ADOX      ,     . -        ,              .

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2. 
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  ADOX       ADO.      ,     ,     .       ,    ,   .

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3.  
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3.1 /  ,   .

   ,       .   ,      ,     .   ,           .         .

   ,   ,          ,      .   ,     , .    .

3.2   ADOX    Microsoft OLE DB

   ADOX          OLE DB.  ADOX     Microsoft OLE DB     Microsoft Jet Database Engine.    Microsoft SQL Server OLE DB, Microsoft OLE DB  ODBC  Microsoft OLE DB  Oracle . .    Microsoft OLE DB  ADOX  .

  Microsoft SQL Server OLE DB

   ADOX, ,       .

:  Create.
:        (      ).
:  .
:  Append,  Delete,  Command.
:  Append,  Delete.
:  .
:  .

  Microsoft OLE DB  ODBC

   ADOX, ,       .

:  Create.
:        (      ).
:  Append,  Delete,  Command.
:  Append,  Delete,  Command.
:  Append,  Delete.
:  Append,  Delete.
:  .
:  .

  Microsoft OLE DB  Oracle

   ADOX, ,       .

:  Create.
:  Append,  Delete.        (      ).
:  Append,  Delete,  Command.
:  Append,  Delete,  Command.
:  Append,  Delete.
:  Append,  Delete.
:  .
:  .


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4.  ,   
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       ADOX.

4.1  DateCreated  DateModified    Refresh

  DateCreated  DateModified      NULL.     View  Procedure    Refresh   Views  Procedures     DateCreated  DateModified.

4.2   Index   ParentCatalog

    ADOX     ParentCatalog   Index.    ParentCatalog    Column  Table.

4.3  adAccessRevoke   Rights  SetPermissions

   SetPermissions  Group  User   adAccessRevoke   Actions     Rights.  ,    Rights,  ,     Actions  adAccessRevoke.

4.4  RelatedColumn  Append ( Keys)

   Append  Keys       RelatedColumn.   :

Keys.Append Key [, KeyType] [, Column] [, RelatedTable] [, RelatedColumn]

 RelatedColumn .  RelatedColumn  ,       .  RelatedTable     Name  Column.

4.5  adIndexNullsAllow  IndexNulls

   IndexNulls  Index           :

adIndexNullsAllow         ,      Null.      Null,    .
