Matthew <matthew@flymine.org> writes: >> This sounds like something an R-tree can do. > I *know* that. However, Postgres (as far as I can see) doesn't provide a > simple R-tree index that will index two integers. This means I have to > write one myself. I'm asking whether it is possible to get two values into > a GiST index, which would allow me to implement this. Have you looked at contrib/seg/ ? regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 7: You can help support the PostgreSQL project by donating at http://www.postgresql.org/about/donate