On Mon, Dec 04, 2000 at 04:28:47PM +0100, pejac(at)altern(dot)org wrote:
>
> on other RDBMS (Oracle,etc...),there is an index called bitmap index
> that greatly improve performance compared to btree index for boolean
> value (such as for a sex value,it's either M or F),i would like to
> know if such index will be implemented inside PostgreSQL.
Yes, please do send in your implementation for review.
Nathan Myers
ncm(at)zembu(dot)com