"Curtis Faith" <[EMAIL PROTECTED]> writes: >> "Stored in the index"? And how will you do that portably?
> Sorry for the lack of rigorous language. I meant that there would be one > mutex per index stored in the header or internal data structures > associated with each index somewhere. Probably in the same structure the > root node reference for each btree is stored. Hm. A single lock that must be grabbed for operations anywhere in the index is a concurrency bottleneck. But maybe we could avoid that. regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 6: Have you searched our list archives? http://archives.postgresql.org