mirror of https://github.com/citusdata/citus.git
Some cleanup in multi_subquery test.
Remove trailing whitespace and use of EXPLAIN instead of EXPLAIN (COSTS OFF).pull/1351/head
Andres Freund
parent
b0585c7df6
commit
1f93c325fa
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@ -702,7 +702,8 @@ LIMIT
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-- Same queries above with explain
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-- Simple join subquery pushdown
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EXPLAIN SELECT
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EXPLAIN (COSTS OFF)
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SELECT
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avg(array_length(events, 1)) AS event_average
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FROM
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(SELECT
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@ -729,7 +730,8 @@ FROM
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user_id) AS subquery;
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-- Union and left join subquery pushdown
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EXPLAIN SELECT
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EXPLAIN (COSTS OFF)
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SELECT
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avg(array_length(events, 1)) AS event_average,
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hasdone
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FROM
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@ -793,7 +795,8 @@ GROUP BY
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hasdone;
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-- Union, left join and having subquery pushdown
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EXPLAIN SELECT
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EXPLAIN (COSTS OFF)
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SELECT
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avg(array_length(events, 1)) AS event_average,
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count_pay
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FROM (
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@ -865,7 +868,8 @@ ORDER BY
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count_pay;
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-- Lateral join subquery pushdown
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EXPLAIN SELECT
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EXPLAIN (COSTS OFF)
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SELECT
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tenant_id,
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user_id,
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user_lastseen,
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@ -732,7 +732,8 @@ LIMIT
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-- Same queries above with explain
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-- Simple join subquery pushdown
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EXPLAIN SELECT
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EXPLAIN (COSTS OFF)
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SELECT
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avg(array_length(events, 1)) AS event_average
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FROM
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(SELECT
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@ -759,29 +760,30 @@ FROM
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user_id) AS subquery;
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QUERY PLAN
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----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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Aggregate (cost=0.00..0.00 rows=0 width=0)
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-> Custom Scan (Citus Real-Time) (cost=0.00..0.00 rows=0 width=0)
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Aggregate
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-> Custom Scan (Citus Real-Time)
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Task Count: 2
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Tasks Shown: One of 2
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-> Task
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Node: host=localhost port=57637 dbname=regression
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-> Aggregate (cost=40.01..40.02 rows=1 width=16)
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-> GroupAggregate (cost=39.89..39.99 rows=1 width=48)
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-> Aggregate
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-> GroupAggregate
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Group Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id)
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-> Merge Join (cost=39.89..39.97 rows=1 width=540)
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-> Merge Join
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Merge Cond: ((((users.composite_id).tenant_id) = ((events.composite_id).tenant_id)) AND (((users.composite_id).user_id) = ((events.composite_id).user_id)))
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-> Sort (cost=28.08..28.09 rows=6 width=32)
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-> Sort
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Sort Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id)
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-> Seq Scan on users_270013 users (cost=0.00..28.00 rows=6 width=32)
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-> Seq Scan on users_270013 users
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Filter: ((composite_id >= '(1,-9223372036854775808)'::user_composite_type) AND (composite_id <= '(1,9223372036854775807)'::user_composite_type))
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-> Sort (cost=11.81..11.82 rows=3 width=556)
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-> Sort
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Sort Key: ((events.composite_id).tenant_id), ((events.composite_id).user_id)
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-> Seq Scan on events_270009 events (cost=0.00..11.79 rows=3 width=556)
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-> Seq Scan on events_270009 events
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Filter: ((event_type)::text = ANY ('{click,submit,pay}'::text[]))
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(19 rows)
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-- Union and left join subquery pushdown
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EXPLAIN SELECT
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EXPLAIN (COSTS OFF)
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SELECT
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avg(array_length(events, 1)) AS event_average,
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hasdone
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FROM
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@ -845,50 +847,51 @@ GROUP BY
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hasdone;
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QUERY PLAN
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-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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HashAggregate (cost=0.00..0.00 rows=0 width=0)
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HashAggregate
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Group Key: remote_scan.hasdone
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-> Custom Scan (Citus Real-Time) (cost=0.00..0.00 rows=0 width=0)
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-> Custom Scan (Citus Real-Time)
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Task Count: 2
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Tasks Shown: One of 2
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-> Task
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Node: host=localhost port=57637 dbname=regression
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-> GroupAggregate (cost=91.93..91.98 rows=2 width=48)
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-> GroupAggregate
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Group Key: subquery_top.hasdone
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-> Sort (cost=91.93..91.93 rows=2 width=64)
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-> Sort
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Sort Key: subquery_top.hasdone
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-> Subquery Scan on subquery_top (cost=91.85..91.92 rows=2 width=64)
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-> GroupAggregate (cost=91.85..91.90 rows=2 width=112)
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-> Subquery Scan on subquery_top
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-> GroupAggregate
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Group Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id), ('Has done paying'::text)
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-> Sort (cost=91.85..91.85 rows=2 width=88)
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-> Sort
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Sort Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id), ('Has done paying'::text)
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-> Merge Left Join (cost=91.75..91.84 rows=2 width=88)
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-> Merge Left Join
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Merge Cond: ((((users.composite_id).tenant_id) = ((events_2.composite_id).tenant_id)) AND (((users.composite_id).user_id) = ((events_2.composite_id).user_id)))
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-> Unique (cost=79.46..79.48 rows=2 width=56)
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-> Sort (cost=79.46..79.47 rows=2 width=56)
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-> Unique
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-> Sort
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Sort Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id), ('action=>1'::text), events.event_time
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-> Append (cost=0.00..79.45 rows=2 width=56)
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-> Nested Loop (cost=0.00..39.72 rows=1 width=56)
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-> Append
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-> Nested Loop
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Join Filter: (((users.composite_id).tenant_id = (events.composite_id).tenant_id) AND ((users.composite_id).user_id = (events.composite_id).user_id))
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-> Seq Scan on events_270009 events (cost=0.00..11.62 rows=1 width=40)
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-> Seq Scan on events_270009 events
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Filter: ((event_type)::text = 'click'::text)
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-> Seq Scan on users_270013 users (cost=0.00..28.00 rows=6 width=32)
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-> Seq Scan on users_270013 users
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Filter: ((composite_id >= '(1,-9223372036854775808)'::user_composite_type) AND (composite_id <= '(1,9223372036854775807)'::user_composite_type))
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-> Nested Loop (cost=0.00..39.72 rows=1 width=56)
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-> Nested Loop
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Join Filter: (((users_1.composite_id).tenant_id = (events_1.composite_id).tenant_id) AND ((users_1.composite_id).user_id = (events_1.composite_id).user_id))
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-> Seq Scan on events_270009 events_1 (cost=0.00..11.62 rows=1 width=40)
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-> Seq Scan on events_270009 events_1
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Filter: ((event_type)::text = 'submit'::text)
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-> Seq Scan on users_270013 users_1 (cost=0.00..28.00 rows=6 width=32)
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-> Seq Scan on users_270013 users_1
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Filter: ((composite_id >= '(1,-9223372036854775808)'::user_composite_type) AND (composite_id <= '(1,9223372036854775807)'::user_composite_type))
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-> Materialize (cost=12.29..12.31 rows=1 width=48)
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-> Unique (cost=12.29..12.30 rows=1 width=80)
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-> Sort (cost=12.29..12.29 rows=1 width=80)
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-> Materialize
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-> Unique
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-> Sort
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Sort Key: ((events_2.composite_id).tenant_id), ((events_2.composite_id).user_id)
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-> Seq Scan on events_270009 events_2 (cost=0.00..12.28 rows=1 width=80)
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-> Seq Scan on events_270009 events_2
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Filter: ((composite_id >= '(1,-9223372036854775808)'::user_composite_type) AND (composite_id <= '(1,9223372036854775807)'::user_composite_type) AND ((event_type)::text = 'pay'::text))
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(40 rows)
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-- Union, left join and having subquery pushdown
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EXPLAIN SELECT
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EXPLAIN (COSTS OFF)
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SELECT
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avg(array_length(events, 1)) AS event_average,
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count_pay
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FROM (
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@ -960,7 +963,8 @@ ORDER BY
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count_pay;
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ERROR: bogus varattno for OUTER_VAR var: 3
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-- Lateral join subquery pushdown
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EXPLAIN SELECT
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EXPLAIN (COSTS OFF)
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SELECT
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tenant_id,
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user_id,
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user_lastseen,
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@ -1011,31 +1015,31 @@ LIMIT
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10;
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QUERY PLAN
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----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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Limit (cost=0.00..0.00 rows=0 width=0)
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-> Sort (cost=0.00..0.00 rows=0 width=0)
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Limit
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-> Sort
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Sort Key: remote_scan.user_lastseen DESC
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-> Custom Scan (Citus Real-Time) (cost=0.00..0.00 rows=0 width=0)
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-> Custom Scan (Citus Real-Time)
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Task Count: 2
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Tasks Shown: One of 2
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-> Task
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Node: host=localhost port=57637 dbname=regression
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-> Limit (cost=100.43..100.44 rows=6 width=56)
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-> Sort (cost=100.43..100.44 rows=6 width=56)
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-> Limit
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-> Sort
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Sort Key: (max(users.lastseen)) DESC
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-> GroupAggregate (cost=100.14..100.29 rows=6 width=56)
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-> GroupAggregate
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Group Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id)
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-> Sort (cost=100.14..100.16 rows=6 width=548)
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-> Sort
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Sort Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id)
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-> Nested Loop Left Join (cost=40.04..100.06 rows=6 width=548)
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-> Limit (cost=28.08..28.09 rows=6 width=24)
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-> Sort (cost=28.08..28.09 rows=6 width=24)
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-> Nested Loop Left Join
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-> Limit
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-> Sort
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Sort Key: users.lastseen DESC
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-> Seq Scan on users_270013 users (cost=0.00..28.00 rows=6 width=24)
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-> Seq Scan on users_270013 users
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Filter: ((composite_id >= '(1,-9223372036854775808)'::user_composite_type) AND (composite_id <= '(1,9223372036854775807)'::user_composite_type))
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-> Limit (cost=11.96..11.96 rows=1 width=524)
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-> Sort (cost=11.96..11.96 rows=1 width=524)
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-> Limit
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-> Sort
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Sort Key: events.event_time DESC
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-> Seq Scan on events_270009 events (cost=0.00..11.95 rows=1 width=524)
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-> Seq Scan on events_270009 events
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Filter: (((composite_id).tenant_id = ((users.composite_id).tenant_id)) AND ((composite_id).user_id = ((users.composite_id).user_id)))
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(26 rows)
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@ -732,7 +732,8 @@ LIMIT
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-- Same queries above with explain
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-- Simple join subquery pushdown
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EXPLAIN SELECT
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EXPLAIN (COSTS OFF)
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SELECT
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avg(array_length(events, 1)) AS event_average
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FROM
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(SELECT
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@ -759,29 +760,30 @@ FROM
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user_id) AS subquery;
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QUERY PLAN
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----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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Aggregate (cost=0.00..0.00 rows=0 width=0)
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-> Custom Scan (Citus Real-Time) (cost=0.00..0.00 rows=0 width=0)
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Aggregate
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-> Custom Scan (Citus Real-Time)
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Task Count: 2
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Tasks Shown: One of 2
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-> Task
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Node: host=localhost port=57637 dbname=regression
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-> Aggregate (cost=40.01..40.02 rows=1 width=32)
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-> GroupAggregate (cost=39.89..39.99 rows=1 width=556)
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-> Aggregate
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-> GroupAggregate
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Group Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id)
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-> Merge Join (cost=39.89..39.97 rows=1 width=556)
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-> Merge Join
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Merge Cond: ((((users.composite_id).tenant_id) = ((events.composite_id).tenant_id)) AND (((users.composite_id).user_id) = ((events.composite_id).user_id)))
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-> Sort (cost=28.08..28.09 rows=6 width=32)
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-> Sort
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Sort Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id)
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-> Seq Scan on users_270013 users (cost=0.00..28.00 rows=6 width=32)
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-> Seq Scan on users_270013 users
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Filter: ((composite_id >= '(1,-9223372036854775808)'::user_composite_type) AND (composite_id <= '(1,9223372036854775807)'::user_composite_type))
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-> Sort (cost=11.81..11.82 rows=3 width=556)
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-> Sort
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Sort Key: ((events.composite_id).tenant_id), ((events.composite_id).user_id)
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-> Seq Scan on events_270009 events (cost=0.00..11.79 rows=3 width=556)
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-> Seq Scan on events_270009 events
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Filter: ((event_type)::text = ANY ('{click,submit,pay}'::text[]))
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(19 rows)
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-- Union and left join subquery pushdown
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EXPLAIN SELECT
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EXPLAIN (COSTS OFF)
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SELECT
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avg(array_length(events, 1)) AS event_average,
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hasdone
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FROM
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@ -845,47 +847,48 @@ GROUP BY
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hasdone;
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QUERY PLAN
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-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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HashAggregate (cost=0.00..0.00 rows=0 width=0)
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HashAggregate
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Group Key: remote_scan.hasdone
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-> Custom Scan (Citus Real-Time) (cost=0.00..0.00 rows=0 width=0)
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-> Custom Scan (Citus Real-Time)
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Task Count: 2
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Tasks Shown: One of 2
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-> Task
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Node: host=localhost port=57637 dbname=regression
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-> HashAggregate (cost=91.94..91.96 rows=2 width=64)
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-> HashAggregate
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Group Key: COALESCE(('Has done paying'::text), 'Has not done paying'::text)
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-> GroupAggregate (cost=91.85..91.90 rows=2 width=88)
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-> GroupAggregate
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Group Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id), ('Has done paying'::text)
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-> Sort (cost=91.85..91.85 rows=2 width=88)
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-> Sort
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Sort Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id), ('Has done paying'::text)
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-> Merge Left Join (cost=91.75..91.84 rows=2 width=88)
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-> Merge Left Join
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Merge Cond: ((((users.composite_id).tenant_id) = ((events_2.composite_id).tenant_id)) AND (((users.composite_id).user_id) = ((events_2.composite_id).user_id)))
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-> Unique (cost=79.46..79.48 rows=2 width=40)
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-> Sort (cost=79.46..79.47 rows=2 width=40)
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-> Unique
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-> Sort
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Sort Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id), ('action=>1'::text), events.event_time
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-> Append (cost=0.00..79.45 rows=2 width=40)
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-> Nested Loop (cost=0.00..39.72 rows=1 width=40)
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-> Append
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-> Nested Loop
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Join Filter: (((users.composite_id).tenant_id = (events.composite_id).tenant_id) AND ((users.composite_id).user_id = (events.composite_id).user_id))
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-> Seq Scan on events_270009 events (cost=0.00..11.62 rows=1 width=40)
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-> Seq Scan on events_270009 events
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Filter: ((event_type)::text = 'click'::text)
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-> Seq Scan on users_270013 users (cost=0.00..28.00 rows=6 width=32)
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-> Seq Scan on users_270013 users
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Filter: ((composite_id >= '(1,-9223372036854775808)'::user_composite_type) AND (composite_id <= '(1,9223372036854775807)'::user_composite_type))
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-> Nested Loop (cost=0.00..39.72 rows=1 width=40)
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-> Nested Loop
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Join Filter: (((users_1.composite_id).tenant_id = (events_1.composite_id).tenant_id) AND ((users_1.composite_id).user_id = (events_1.composite_id).user_id))
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-> Seq Scan on events_270009 events_1 (cost=0.00..11.62 rows=1 width=40)
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-> Seq Scan on events_270009 events_1
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Filter: ((event_type)::text = 'submit'::text)
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-> Seq Scan on users_270013 users_1 (cost=0.00..28.00 rows=6 width=32)
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-> Seq Scan on users_270013 users_1
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Filter: ((composite_id >= '(1,-9223372036854775808)'::user_composite_type) AND (composite_id <= '(1,9223372036854775807)'::user_composite_type))
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-> Materialize (cost=12.29..12.31 rows=1 width=48)
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-> Unique (cost=12.29..12.30 rows=1 width=32)
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-> Sort (cost=12.29..12.29 rows=1 width=32)
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-> Materialize
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-> Unique
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-> Sort
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Sort Key: ((events_2.composite_id).tenant_id), ((events_2.composite_id).user_id)
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-> Seq Scan on events_270009 events_2 (cost=0.00..12.28 rows=1 width=32)
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-> Seq Scan on events_270009 events_2
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Filter: ((composite_id >= '(1,-9223372036854775808)'::user_composite_type) AND (composite_id <= '(1,9223372036854775807)'::user_composite_type) AND ((event_type)::text = 'pay'::text))
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(37 rows)
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-- Union, left join and having subquery pushdown
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EXPLAIN SELECT
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EXPLAIN (COSTS OFF)
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SELECT
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avg(array_length(events, 1)) AS event_average,
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count_pay
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FROM (
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@ -957,7 +960,8 @@ ORDER BY
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count_pay;
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ERROR: bogus varattno for OUTER_VAR var: 3
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-- Lateral join subquery pushdown
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EXPLAIN SELECT
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EXPLAIN (COSTS OFF)
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SELECT
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tenant_id,
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user_id,
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user_lastseen,
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@ -1008,31 +1012,31 @@ LIMIT
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10;
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QUERY PLAN
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----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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Limit (cost=0.00..0.00 rows=0 width=0)
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-> Sort (cost=0.00..0.00 rows=0 width=0)
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Limit
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-> Sort
|
||||
Sort Key: remote_scan.user_lastseen DESC
|
||||
-> Custom Scan (Citus Real-Time) (cost=0.00..0.00 rows=0 width=0)
|
||||
-> Custom Scan (Citus Real-Time)
|
||||
Task Count: 2
|
||||
Tasks Shown: One of 2
|
||||
-> Task
|
||||
Node: host=localhost port=57637 dbname=regression
|
||||
-> Limit (cost=100.43..100.44 rows=6 width=56)
|
||||
-> Sort (cost=100.43..100.44 rows=6 width=56)
|
||||
-> Limit
|
||||
-> Sort
|
||||
Sort Key: (max(users.lastseen)) DESC
|
||||
-> GroupAggregate (cost=100.14..100.29 rows=6 width=548)
|
||||
-> GroupAggregate
|
||||
Group Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id)
|
||||
-> Sort (cost=100.14..100.16 rows=6 width=548)
|
||||
-> Sort
|
||||
Sort Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id)
|
||||
-> Nested Loop Left Join (cost=40.04..100.06 rows=6 width=548)
|
||||
-> Limit (cost=28.08..28.09 rows=6 width=40)
|
||||
-> Sort (cost=28.08..28.09 rows=6 width=40)
|
||||
-> Nested Loop Left Join
|
||||
-> Limit
|
||||
-> Sort
|
||||
Sort Key: users.lastseen DESC
|
||||
-> Seq Scan on users_270013 users (cost=0.00..28.00 rows=6 width=40)
|
||||
-> Seq Scan on users_270013 users
|
||||
Filter: ((composite_id >= '(1,-9223372036854775808)'::user_composite_type) AND (composite_id <= '(1,9223372036854775807)'::user_composite_type))
|
||||
-> Limit (cost=11.96..11.96 rows=1 width=524)
|
||||
-> Sort (cost=11.96..11.96 rows=1 width=524)
|
||||
-> Limit
|
||||
-> Sort
|
||||
Sort Key: events.event_time DESC
|
||||
-> Seq Scan on events_270009 events (cost=0.00..11.95 rows=1 width=524)
|
||||
-> Seq Scan on events_270009 events
|
||||
Filter: (((composite_id).tenant_id = ((users.composite_id).tenant_id)) AND ((composite_id).user_id = ((users.composite_id).user_id)))
|
||||
(26 rows)
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue