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Help Optimizing a query
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De
10/08/2001 15:39:22
 
 
À
10/08/2001 13:30:39
Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Divers
Thread ID:
00542086
Message ID:
00542471
Vues:
22
>>>Dan-
>>>
>>>I see Alex and Sergey's posts and your replies. I don't see where you posted the results of SYS(3054,1), which is the first thing I'd check when optimizing a SQL-Select just because otherwise I'm not confident of what Rushmore is doing.
>>>
>>>I don't know what your situation is, but I recently improved a situation by taking off the !DELETED() filter off the PK index, and removed the DELETED() tag. Selects went from seconds to sub second.
>>
>>The results are Full Optimization. I removed the all the offensive indexes that returns the majority of the records.
>
>Just double-checking... you removed the index on DELETED() too (if it existed)?

Yes, I removed the deleted index and I set deleted OFF just before I run the query.
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