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Currently,only the first column of multi-column indices
authorBruce Momjian <bruce@momjian.us>
Mon, 27 Sep 1999 18:20:21 +0000 (18:20 +0000)
committerBruce Momjian <bruce@momjian.us>
Mon, 27 Sep 1999 18:20:21 +0000 (18:20 +0000)
commit7b2a8e4e56b138d618fcf81513e71bf8b1ac2f6b
treeff0ec1cd5c596a72b5b022eecb5391c2b2456676
parent62045e67eb714f3f10fb34c84c7ee0b90226e8be
Currently,only the first column of multi-column indices
is used to find start scan position of Indexscan-s.

To speed up finding scan start position,I have changed
_bt_first() to use as many keys as possible.

I'll attach the patch here.

Regards.

Hiroshi Inoue
src/backend/access/nbtree/nbtsearch.c
src/backend/access/nbtree/nbtutils.c