Add nbtree page deletion assertion.

Peter Geoghegan <pg@bowt.ie>

Commit: a451b7d44249b8655db8d40476ace9f84d76ab88
Author: Peter Geoghegan <pg@bowt.ie>
Date: 2020-08-03T20:04:42Z
Releases: 14.0
Add nbtree page deletion assertion.

Add a documenting assertion that's similar to the nearby assertion added
by commit cd8c73a3.  This conveys that the entire call to _bt_pagedel()
does no work if it isn't possible to get a descent stack for the initial
scanblkno page.

Files

PathChange+/−
src/backend/access/nbtree/nbtpage.c modified +1 −0