![CONVERSION_ERROR option [TSQL]](arrow-left.gif){kind=icon}
Converts pre-version 12.4.2 HG indexes to an improved format.
ON, OFF
Can only be set for the PUBLIC group. Takes effect when you run sp_iqcheckdb in any mode.
OFF
Improves read performance of queries against HG indexes.
You set this option and then run sp_iqcheckdb only once, and only for columns with HG indexes that were created before Version 12.4.2.
