On 16.09.08 13:22, "Chuck Hill" <[EMAIL PROTECTED]> wrote:

>> Why? If there is a case insensitive index on that column it should  be able
>> to use it as it is just a begins with search.
> 
> I don't think the optimizer will match the collation to the UPPER
> functions in the query.  So this will table scan.  I did not see why a
> table scan with a trailing wildcard would be more than a minute slower
> than this.

File system caching? If the queries are executed one after the other.

Joshua, how did you make the testing?

>> As it will use the index. How is FrontBase than handling case
>> sensitive
>> searches (if they are needed)?
> 
> Unless there is a need for case sensitive ones, I just make the column
> collate case insensitively.  Of course, you still want an index on
> that column.

Right, I remember. It's something set on the column, not on the index in
FrontBase.

cug


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