Get fetch count  CURSOR-DESC structure

Chapter 2: Topics

Close cursor or deallocate cursor

When the cursor command is TDS-CURSOR-CLOSE, the client is requesting to close a cursor. This can be a request to both close and deallocate the cursor, or to close it only.

When the cursor command is TDS-CURSOR-DEALLOC, the client is requesting to deallocate a cursor.

In response to either command, the Gateway-Library transaction calls the following functions:

Function

Action

TDCURPRO

Determine:

  • The type of cursor command, and

  • Whether the cursor should also be deallocated.

[application logic]

[Close the cursor]

TDCURPRO

Send the cursor status to the client.

TDSNDDON

Send the reply to the client.

TDGETREQ

Retrieve the next part of the cursor request.



Copyright © 2005. Sybase Inc. All rights reserved. CURSOR-DESC structure

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