On Mon, Dec 11, 2017 at 11:25 AM, Paul Ramsey <pramsey@xxxxxxxxxxxxxxxxx> wrote: > Is there anywhere any documentation on SearchSysCache? I find I end up > on these long spelunking expeditions through the code base for a > particular problem, find the answer after many hours, then forget > everything I learned because I don't exercise my knowledge frequently > enough. A decent reference guide would help a lot. What do the various > SysCacheIdentifier numbers mean/search, some examples, of usage, etc, > etc. > > I can accept if there are not, but it would be a shame to keep on > hunting like this if there were a good reference lying around. My particular hunt today is "for a given table relation, find any indexes that use the gist access method and are on a single attribute of type geometry".