Horton

Fix EXPLAIN MERGE output when no tuples are processed

Alvaro Herrera <alvherre@alvh.no-ip.org>

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Commit: 12e423e21d8ef47d95a099c12f625f6d191eaf92
Author: Alvaro Herrera <alvherre@alvh.no-ip.org>
Date: 2022-05-18T19:20:49Z
Releases: 15.0 
Fix EXPLAIN MERGE output when no tuples are processed

An 'else' clause was misplaced in commit 598ac10be1c2, making zero-rows
output look a bit silly.  Add a test case for it.

Pointed out by Tom Lane.

Discussion: https://postgr.es/m/21030.1652893083@sss.pgh.pa.us

Files

PathChange+/−
src/backend/commands/explain.c modified +15 −12
src/test/regress/expected/merge.out modified +19 −1
src/test/regress/sql/merge.sql modified +7 −1

Discussion