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22.18.13 index_prev

Purpose

Advance to previous row in index.

Synopsis

virtual int index_prev (

buf);

byte *

buf ;

Description

This is the index_prev method.

Used to read backward through the index.

Parameters

  • buf

Return Values

This method has no return values.

Usage

Move to previous row in index, return in buffer.

Default Implementation

 { return HA_ERR_WRONG_COMMAND; } 

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