Seamus Abshere wrote:
> I created an index with text_pattern_ops because I want fast prefix search 
> [1] [2].
> 
> ...but I don't think it's working when I use a column reference || '%'...

An index can only be used for expressions like

   <indexed expression> <operator from the opclass> <constant>

and you have a column refrence on the right side.

Perhaps you can rephrase your query in such a fashion.

Yours,
Laurenz Albe


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