Tim Romano <tim.rom...@yahoo.com> wrote:
> A revised question (sorry for leaving out an important fact on the
> first go): 
> 
> When the default binary collation is being used, why does the
> optimizer not attempt to use an index when the WHERE 
> clause uses the LIKE operator with a text column, as in:
> 
>  ... where myTextColumn like 'M%'

Because LIKE is case insensitive by default, while BINARY collation is case 
sensitive.

> I /believe/ case_sensitive_like is OFF.

Precisely.

Igor Tandetnik


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