Chris Williams wrote:
>
> I have a SQL statement that is SLOW and I am wondering if using a hash index instead of a btree on
> the fields that are used for the join operations would be faster? Anyone have any input on this.
No. Also, keep in mind that btree-s are more stable and hash
index creation takes more time.
Did you run vacuum? Also, it's always good to build index after
copying data to tables - it's faster and updates statistic
about relation.
> The query is between 3 tables. If you need any more details, please let me know.
Vadim