A binary index, which you can only use on logical expressions, is is much smaller than a normal index, which make it much faster.

>binary index? why? how can a binary index help him?
>
>>and if you index the condition be sure to define as binary...
>>
>>>Thank you Marcia.
>>>
>>>It was a grid problem. Not set filter.
>>>
>>>Moises
>>>
>>>
>>>>Something like: Set filter to not empty(myfield).
>>>>
>>>>But it does not work because this is not the correct syntax.
>>>>
>>>>It works for me.
>>>>
>>>>

>>>>Use MyTable in 0
>>>>Select MyTable
>>>>Set Filter To Not Empty(MyFierld)
>>>>Go Top
>>>>Browse Normal
>>>>

>>>>
>>>>Happy New Year to you too..