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tableam: Add helper for indexes to check if a corresponding table tuples exist.

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This is, likely exclusively, useful to verify that conflicts detected
in a unique index are with live tuples, rather than dead ones.

Author: Andres Freund
Discussion: https://postgr.es/m/20180703070645.wchpu5muyto5n647@alap3.anarazel.de
This commit is contained in:
Andres Freund
2019-03-25 16:52:55 -07:00
parent aa1419e63f
commit 71bdc99d0d
4 changed files with 64 additions and 14 deletions
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2
src/backend/access/nbtree/nbtsort.c
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@@ -57,10 +57,10 @@
#include "postgres.h"
#include "access/heapam.h"
#include "access/nbtree.h"
#include "access/parallel.h"
#include "access/relscan.h"
#include "access/table.h"
#include "access/tableam.h"
#include "access/xact.h"
#include "access/xlog.h"