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Fix nbtree skip array transformation comments.

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Fix comments that incorrectly described transformations performed by the
"Avoid extra index searches through preprocessing" mechanism introduced
by commit b3f1a13f.

Author: Yugo Nagata <nagata@sraoss.co.jp>
Reviewed-By: Chao Li <li.evan.chao@gmail.com>
Reviewed-By: Peter Geoghegan <pg@bowt.ie>
Discussion: https://postgr.es/m/20251230190145.c3c88c5eb0f88b136adda92f@sraoss.co.jp
Backpatch-through: 18
This commit is contained in:
Peter Geoghegan 2026-01-07 12:53:05 -05:00
parent f9125ca3db
commit 6c99c715dd
1 changed files with 2 additions and 2 deletions
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4
src/backend/access/nbtree/nbtpreprocesskeys.c
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@ -1404,7 +1404,7 @@ _bt_skiparray_strat_adjust(IndexScanDesc scan, ScanKey arraysk,
}
/*
* Convert skip array's > low_compare key into a >= key
* Convert skip array's < high_compare key into a <= key
*/
static void
_bt_skiparray_strat_decrement(IndexScanDesc scan, ScanKey arraysk,
@ -1462,7 +1462,7 @@ _bt_skiparray_strat_decrement(IndexScanDesc scan, ScanKey arraysk,
}
/*
* Convert skip array's < low_compare key into a <= key
* Convert skip array's > low_compare key into a >= key
*/
static void
_bt_skiparray_strat_increment(IndexScanDesc scan, ScanKey arraysk,