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Perhaps I'm missing something, but your description doesn't seem consistent with my understanding of the index-only scan feature that's been in PG since 9.2 ht
by bjt 9y ago
Perhaps I'm missing something, but your description doesn't seem consistent with my understanding of the index-only scan feature that's been in PG since 9.2 https://wiki.postgresql.org/wiki/Index-only_scans https://wiki.postgresql.org/wiki/Index-only_scans
- grzm 9y agoYes, you're right about index-only scans, in the sense that the data in the indexed columns can be used in some cases. As I understand it, indexed organized tables goes further than that in that row data for non-indexed columns is also included.
- deleted 9y ago[deleted]