Follow Techotopia on Twitter

On-line Guides
All Guides
eBook Store
iOS / Android
Linux for Beginners
Office Productivity
Linux Installation
Linux Security
Linux Utilities
Linux Virtualization
Linux Kernel
System/Network Admin
Programming
Scripting Languages
Development Tools
Web Development
GUI Toolkits/Desktop
Databases
Mail Systems
openSolaris
Eclipse Documentation
Techotopia.com
Virtuatopia.com

How To Guides
Virtualization
General System Admin
Linux Security
Linux Filesystems
Web Servers
Graphics & Desktop
PC Hardware
Windows
Problem Solutions

  




 

 

15.17.9. index_first

Purpose

Retrieve first row in index and return.

Synopsis

virtual int index_first ( buf);  
byte *  buf ;

Description

This is the index_first method.

index_first() asks for the first key in the index.

Called from opt_range.cc, opt_sum.cc, sql_handler.cc, and sql_select.cc.

Parameters

  • buf - byte array to be populated with row.

Return Values

There are no return values.

Usage

Implementation depends on indexing method used.

Default Implementation

           { return  HA_ERR_WRONG_COMMAND; }
  

 
 
  Published under the terms of the GNU General Public License Design by Interspire