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| author | Alvaro Herrera <alvherre@alvh.no-ip.org> | 2022-05-18 18:33:04 +0200 |
|---|---|---|
| committer | Alvaro Herrera <alvherre@alvh.no-ip.org> | 2022-05-18 18:33:04 +0200 |
| commit | 598ac10be1c20961baac44db773eb826f788fdfa (patch) | |
| tree | 27a34cdcc94a5aaac5f4926deea697b92858c9c6 /src/test | |
| parent | 81e3c83d988daa8fd763ec5104d540713832dd1a (diff) | |
| download | postgresql-598ac10be1c20961baac44db773eb826f788fdfa.tar.gz postgresql-598ac10be1c20961baac44db773eb826f788fdfa.zip | |
Make EXPLAIN MERGE output format more compact
We can use a single line to print all tuple counts that MERGE processed,
for conciseness, and elide those that are zeroes. Non-text formats
report all numbers, as is typical.
Per comment from Justin Pryzby <pryzby@telsasoft.com>
Discussion: https://postgr.es/m/20220511163350.GL19626@telsasoft.com
Diffstat (limited to 'src/test')
| -rw-r--r-- | src/test/regress/expected/merge.out | 35 |
1 files changed, 10 insertions, 25 deletions
diff --git a/src/test/regress/expected/merge.out b/src/test/regress/expected/merge.out index 0fd037b45a8..09d11ba7421 100644 --- a/src/test/regress/expected/merge.out +++ b/src/test/regress/expected/merge.out @@ -1329,10 +1329,7 @@ WHEN MATCHED THEN explain_merge ---------------------------------------------------------------------- Merge on ex_mtarget t (actual rows=0 loops=1) - Tuples Inserted: 0 - Tuples Updated: 50 - Tuples Deleted: 0 - Tuples Skipped: 0 + Tuples: updated=50 -> Merge Join (actual rows=50 loops=1) Merge Cond: (t.a = s.a) -> Sort (actual rows=50 loops=1) @@ -1343,7 +1340,7 @@ WHEN MATCHED THEN Sort Key: s.a Sort Method: quicksort Memory: xxx -> Seq Scan on ex_msource s (actual rows=100 loops=1) -(15 rows) +(12 rows) -- only updates to selected tuples SELECT explain_merge(' @@ -1353,10 +1350,7 @@ WHEN MATCHED AND t.a < 10 THEN explain_merge ---------------------------------------------------------------------- Merge on ex_mtarget t (actual rows=0 loops=1) - Tuples Inserted: 0 - Tuples Updated: 5 - Tuples Deleted: 0 - Tuples Skipped: 45 + Tuples: updated=5 skipped=45 -> Merge Join (actual rows=50 loops=1) Merge Cond: (t.a = s.a) -> Sort (actual rows=50 loops=1) @@ -1367,7 +1361,7 @@ WHEN MATCHED AND t.a < 10 THEN Sort Key: s.a Sort Method: quicksort Memory: xxx -> Seq Scan on ex_msource s (actual rows=100 loops=1) -(15 rows) +(12 rows) -- updates + deletes SELECT explain_merge(' @@ -1379,10 +1373,7 @@ WHEN MATCHED AND t.a >= 10 AND t.a <= 20 THEN explain_merge ---------------------------------------------------------------------- Merge on ex_mtarget t (actual rows=0 loops=1) - Tuples Inserted: 0 - Tuples Updated: 5 - Tuples Deleted: 5 - Tuples Skipped: 40 + Tuples: updated=5 deleted=5 skipped=40 -> Merge Join (actual rows=50 loops=1) Merge Cond: (t.a = s.a) -> Sort (actual rows=50 loops=1) @@ -1393,7 +1384,7 @@ WHEN MATCHED AND t.a >= 10 AND t.a <= 20 THEN Sort Key: s.a Sort Method: quicksort Memory: xxx -> Seq Scan on ex_msource s (actual rows=100 loops=1) -(15 rows) +(12 rows) -- only inserts SELECT explain_merge(' @@ -1403,10 +1394,7 @@ WHEN NOT MATCHED AND s.a < 10 THEN explain_merge ---------------------------------------------------------------------- Merge on ex_mtarget t (actual rows=0 loops=1) - Tuples Inserted: 4 - Tuples Updated: 0 - Tuples Deleted: 0 - Tuples Skipped: 96 + Tuples: inserted=4 skipped=96 -> Merge Left Join (actual rows=100 loops=1) Merge Cond: (s.a = t.a) -> Sort (actual rows=100 loops=1) @@ -1417,7 +1405,7 @@ WHEN NOT MATCHED AND s.a < 10 THEN Sort Key: t.a Sort Method: quicksort Memory: xxx -> Seq Scan on ex_mtarget t (actual rows=45 loops=1) -(15 rows) +(12 rows) -- all three SELECT explain_merge(' @@ -1431,10 +1419,7 @@ WHEN NOT MATCHED AND s.a < 20 THEN explain_merge ---------------------------------------------------------------------- Merge on ex_mtarget t (actual rows=0 loops=1) - Tuples Inserted: 10 - Tuples Updated: 9 - Tuples Deleted: 5 - Tuples Skipped: 76 + Tuples: inserted=10 updated=9 deleted=5 skipped=76 -> Merge Left Join (actual rows=100 loops=1) Merge Cond: (s.a = t.a) -> Sort (actual rows=100 loops=1) @@ -1445,7 +1430,7 @@ WHEN NOT MATCHED AND s.a < 20 THEN Sort Key: t.a Sort Method: quicksort Memory: xxx -> Seq Scan on ex_mtarget t (actual rows=49 loops=1) -(15 rows) +(12 rows) DROP TABLE ex_msource, ex_mtarget; DROP FUNCTION explain_merge(text); |