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Special Edition Using Access 97, Second Edition by Roger Jennings

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Using ODBCDirect and the Remote Data Object

ODBCDirect is a simplified interface to the RDO. Version 1.0 of the 32-bit (only) RDO was introduced with Visual Basic 4.0 and was included only in the Enterprise Edition. The objective of RDO was to provide a means of using ODBC to connect to client/server RDBMSs without incurring the overhead of the Jet database engine. RDO provides faster processing of SQL pass-through queries, especially for INSERT and UPDATE operations that involve many records.

In addition, the RDO provides flexible handling of cursors in RDBMSs that implement cursors in their ODBC driver. A cursor is a pointer to a row in a query result set, similar to Jet's record pointer. If the RDBMS supports server-side cursors, RDO lets ...

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