>>>Thanks Borislav, that's it.
>>>The decision to use non-production indexes was made before my time...
>>>I think one reason was to speed up appends by disabling indexing.
>>>
>>>Howard
>>
>>WHAT?
>>How many APPEND's you have in the application?
>>If you change APPEND BLANK->REPLACE to INSERT INTO the index will be updated when the INSERT finish its job.
>>Even if you didn't use nonstructural compound index you have to REINDEX after the APPEND, so no speed gain.
>
>No, as long as index is open before APPEND it is updated.

Then what is the speed gain?

>
>>If that INDEX is opened again no speed gain because it is reindexed automaticaly.
>>If you use structural compound index your life will be much easier.
>>No need to care if the index is updated -> it is.
>>It will be used for Optimization (I am not sure about if nonstructural compound index could be used for this, because I never used them).
>
>They are, but the chance of leaving one closed while adding records is too dangerous for my liking.

Agree!