QMSetLeft(), QMSetRight() |
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The QMSetLeft() and QMSetRight() functions set the scanning position of an alternate key index at the extreme left or right of the data.
Format
where
The QMSetLeft and QMSetRight functions are used with QMSelectLeft() and QMSelectRight to set the scan position to the first or last entry in an alternate key index.
The QMStatus() function returns zero if the operation is successful, non-zero if it fails because the index does not exist. |