Tom Lane wrote: > We have also talked about solving the multi-column statistics problem > (which, at its core, is "which combinations of columns are worth > accumulating stats for?" --- you can't possibly store stats for every > combination!) by having what would amount to hints from the DBA saying > "keep stats for these combinations". >
This strikes me intuitively as the most likely candidate so far for improvement. I'm much more interested in schemes that will improve the stats system, rather than providing a way around it. cheers andrew ---------------------------(end of broadcast)--------------------------- TIP 5: don't forget to increase your free space map settings
