Update EXPLAIN output format from JSON to YAML in regression tests

pull/8336/head
Mehmet Yilmaz 2025-11-11 19:26:14 +00:00
parent c600eabd82
commit 71075061b8
9 changed files with 4560 additions and 297 deletions

View File

@ -364,9 +364,6 @@ s/(Actual[[:space:]]+Rows:[[:space:]]*)N\.N/\1N/gI
# ignore any “Disabled:” lines in test output # ignore any “Disabled:” lines in test output
/^\s*Disabled:/d /^\s*Disabled:/d
# ignore any JSON-style Disabled field
/^\s*"Disabled":/d
# ignore XML <Disabled>true</Disabled> or <Disabled>false</Disabled> # ignore XML <Disabled>true</Disabled> or <Disabled>false</Disabled>
/^\s*<Disabled>.*<\/Disabled>/d /^\s*<Disabled>.*<\/Disabled>/d
# pg18 “Disabled” change end # pg18 “Disabled” change end

View File

@ -6,6 +6,10 @@
-- https://github.com/postgres/postgres/commit/f4c7c410ee4a7baa06f51ebb8d5333c169691dd3 -- https://github.com/postgres/postgres/commit/f4c7c410ee4a7baa06f51ebb8d5333c169691dd3
-- The alternative output can be deleted when we drop support for PG15 -- The alternative output can be deleted when we drop support for PG15
-- --
-- This test file has an alternative output because of the following in PG18:
-- https://github.com/postgres/postgres/commit/161320b4b960ee4fe918959be6529ae9b106ea5a
-- The alternative output can be deleted when we drop support for PG17
--
SHOW server_version \gset SHOW server_version \gset
SELECT substring(:'server_version', '\d+')::int >= 16 AS server_version_ge_16; SELECT substring(:'server_version', '\d+')::int >= 16 AS server_version_ge_16;
server_version_ge_16 server_version_ge_16
@ -13,6 +17,12 @@ SELECT substring(:'server_version', '\d+')::int >= 16 AS server_version_ge_16;
t t
(1 row) (1 row)
SELECT substring(:'server_version', '\d+')::int >= 18 AS server_version_ge_18;
server_version_ge_18
---------------------------------------------------------------------
t
(1 row)
SET citus.next_shard_id TO 570000; SET citus.next_shard_id TO 570000;
\a\t \a\t
SET citus.explain_distributed_queries TO on; SET citus.explain_distributed_queries TO on;
@ -111,6 +121,7 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Node Type": "Sort", "Node Type": "Sort",
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Disabled": false,
"Sort Key": ["(COALESCE((pg_catalog.sum(remote_scan.count_quantity))::bigint, '0'::bigint))", "remote_scan.l_quantity"], "Sort Key": ["(COALESCE((pg_catalog.sum(remote_scan.count_quantity))::bigint, '0'::bigint))", "remote_scan.l_quantity"],
"Plans": [ "Plans": [
{ {
@ -120,6 +131,7 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Parent Relationship": "Outer", "Parent Relationship": "Outer",
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Disabled": false,
"Group Key": ["remote_scan.l_quantity"], "Group Key": ["remote_scan.l_quantity"],
"Plans": [ "Plans": [
{ {
@ -128,6 +140,7 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Custom Plan Provider": "Citus Adaptive", "Custom Plan Provider": "Citus Adaptive",
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Disabled": false,
"Distributed Query": { "Distributed Query": {
"Job": { "Job": {
"Task Count": 2, "Task Count": 2,
@ -144,6 +157,7 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Partial Mode": "Simple", "Partial Mode": "Simple",
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Disabled": false,
"Group Key": ["l_quantity"], "Group Key": ["l_quantity"],
"Plans": [ "Plans": [
{ {
@ -152,7 +166,8 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Relation Name": "lineitem_360000", "Relation Name": "lineitem_360000",
"Alias": "lineitem" "Alias": "lineitem",
"Disabled": false
} }
] ]
} }
@ -1184,6 +1199,7 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Partial Mode": "Simple", "Partial Mode": "Simple",
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Disabled": false,
"Plans": [ "Plans": [
{ {
"Node Type": "Custom Scan", "Node Type": "Custom Scan",
@ -1191,6 +1207,7 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Custom Plan Provider": "Citus Adaptive", "Custom Plan Provider": "Citus Adaptive",
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Disabled": false,
"Distributed Query": { "Distributed Query": {
"Job": { "Job": {
"Task Count": 6, "Task Count": 6,
@ -1744,8 +1761,9 @@ SELECT explain_analyze_output FROM worker_last_saved_explain_analyze();
"Node Type": "Result", + "Node Type": "Result", +
"Parallel Aware": false,+ "Parallel Aware": false,+
"Async Capable": false, + "Async Capable": false, +
"Actual Rows": 1, + "Actual Rows": 1, +
"Actual Loops": 1 + "Actual Loops": 1, +
"Disabled": false +
}, + }, +
"Triggers": [ + "Triggers": [ +
] + ] +
@ -2170,108 +2188,69 @@ SELECT * FROM explain_pk ORDER BY 1;
ROLLBACK; ROLLBACK;
-- test EXPLAIN ANALYZE with non-text output formats -- test EXPLAIN ANALYZE with non-text output formats
BEGIN; BEGIN;
EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT JSON, BUFFERS OFF) INSERT INTO explain_pk VALUES (1, 2), (2, 3); EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT YAML, BUFFERS OFF) INSERT INTO explain_pk VALUES (1, 2), (2, 3);
[ - Plan:
{ Node Type: "Custom Scan"
"Plan": { Custom Plan Provider: "Citus Adaptive"
"Node Type": "Custom Scan", Parallel Aware: false
"Custom Plan Provider": "Citus Adaptive", Async Capable: false
"Parallel Aware": false, Actual Rows: 0
"Async Capable": false, Actual Loops: 1
"Actual Rows": 0, Distributed Query:
"Actual Loops": 1, Job:
"Distributed Query": { Task Count: 2
"Job": { Tasks Shown: "One of 2"
"Task Count": 2, Tasks:
"Tasks Shown": "One of 2", - Node: "host=localhost port=xxxxx dbname=regression"
"Tasks": [ Remote Plan:
{ - Plan:
"Node": "host=localhost port=xxxxx dbname=regression", Node Type: "ModifyTable"
"Remote Plan": [ Operation: "Insert"
[ Parallel Aware: false
{ Async Capable: false
"Plan": { Relation Name: "explain_pk_570013"
"Node Type": "ModifyTable", Alias: "citus_table_alias"
"Operation": "Insert", Actual Rows: 0
"Parallel Aware": false, Actual Loops: 1
"Async Capable": false, Plans:
"Relation Name": "explain_pk_570013", - Node Type: "Result"
"Alias": "citus_table_alias", Parent Relationship: "Outer"
"Actual Rows": 0, Parallel Aware: false
"Actual Loops": 1, Async Capable: false
"Plans": [ Actual Rows: 1
{ Actual Loops: 1
"Node Type": "Result", Triggers:
"Parent Relationship": "Outer",
"Parallel Aware": false,
"Async Capable": false,
"Actual Rows": 1,
"Actual Loops": 1
}
]
},
"Triggers": [
]
}
]
] Triggers:
}
]
}
}
},
"Triggers": [
]
}
]
ROLLBACK; ROLLBACK;
EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT JSON, BUFFERS OFF) SELECT * FROM explain_pk; EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT YAML, BUFFERS OFF) SELECT * FROM explain_pk;
[ - Plan:
{ Node Type: "Custom Scan"
"Plan": { Custom Plan Provider: "Citus Adaptive"
"Node Type": "Custom Scan", Parallel Aware: false
"Custom Plan Provider": "Citus Adaptive", Async Capable: false
"Parallel Aware": false, Actual Rows: 0
"Async Capable": false, Actual Loops: 1
"Actual Rows": 0, Distributed Query:
"Actual Loops": 1, Job:
"Distributed Query": { Task Count: 4
"Job": { Tuple data received from nodes: "0 bytes"
"Task Count": 4, Tasks Shown: "One of 4"
"Tuple data received from nodes": "0 bytes", Tasks:
"Tasks Shown": "One of 4", - Tuple data received from node: "0 bytes"
"Tasks": [ Node: "host=localhost port=xxxxx dbname=regression"
{ Remote Plan:
"Tuple data received from node": "0 bytes", - Plan:
"Node": "host=localhost port=xxxxx dbname=regression", Node Type: "Seq Scan"
"Remote Plan": [ Parallel Aware: false
[ Async Capable: false
{ Relation Name: "explain_pk_570013"
"Plan": { Alias: "explain_pk"
"Node Type": "Seq Scan", Actual Rows: 0
"Parallel Aware": false, Actual Loops: 1
"Async Capable": false, Triggers:
"Relation Name": "explain_pk_570013",
"Alias": "explain_pk",
"Actual Rows": 0,
"Actual Loops": 1
},
"Triggers": [
]
}
]
] Triggers:
}
]
}
}
},
"Triggers": [
]
}
]
BEGIN; BEGIN;
EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT XML, BUFFERS OFF) INSERT INTO explain_pk VALUES (1, 2), (2, 3); EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT XML, BUFFERS OFF) INSERT INTO explain_pk VALUES (1, 2), (2, 3);
<explain xmlns="http://www.postgresql.org/2009/explain"> <explain xmlns="http://www.postgresql.org/2009/explain">
@ -3286,6 +3265,7 @@ SELECT * FROM a;
"Async Capable": false, "Async Capable": false,
"Actual Rows": 1, "Actual Rows": 1,
"Actual Loops": 1, "Actual Loops": 1,
"Disabled": false,
"Distributed Query": { "Distributed Query": {
"Subplans": [ "Subplans": [
{ {
@ -3300,6 +3280,7 @@ SELECT * FROM a;
"Async Capable": false, "Async Capable": false,
"Actual Rows": 1, "Actual Rows": 1,
"Actual Loops": 1, "Actual Loops": 1,
"Disabled": false,
"Distributed Query": { "Distributed Query": {
"Job": { "Job": {
"Task Count": 1, "Task Count": 1,
@ -3321,6 +3302,7 @@ SELECT * FROM a;
"Alias": "test_subplans_570038", "Alias": "test_subplans_570038",
"Actual Rows": 1, "Actual Rows": 1,
"Actual Loops": 1, "Actual Loops": 1,
"Disabled": false,
"Plans": [ "Plans": [
{ {
"Node Type": "Result", "Node Type": "Result",
@ -3328,7 +3310,8 @@ SELECT * FROM a;
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Actual Rows": 1, "Actual Rows": 1,
"Actual Loops": 1 "Actual Loops": 1,
"Disabled": false
} }
] ]
}, },
@ -3367,7 +3350,8 @@ SELECT * FROM a;
"Function Name": "read_intermediate_result", "Function Name": "read_intermediate_result",
"Alias": "intermediate_result", "Alias": "intermediate_result",
"Actual Rows": 1, "Actual Rows": 1,
"Actual Loops": 1 "Actual Loops": 1,
"Disabled": false
}, },
"Triggers": [ "Triggers": [
] ]

View File

@ -6,9 +6,19 @@
-- https://github.com/postgres/postgres/commit/f4c7c410ee4a7baa06f51ebb8d5333c169691dd3 -- https://github.com/postgres/postgres/commit/f4c7c410ee4a7baa06f51ebb8d5333c169691dd3
-- The alternative output can be deleted when we drop support for PG15 -- The alternative output can be deleted when we drop support for PG15
-- --
-- This test file has an alternative output because of the following in PG18:
-- https://github.com/postgres/postgres/commit/161320b4b960ee4fe918959be6529ae9b106ea5a
-- The alternative output can be deleted when we drop support for PG17
--
SHOW server_version \gset SHOW server_version \gset
SELECT substring(:'server_version', '\d+')::int >= 16 AS server_version_ge_16; SELECT substring(:'server_version', '\d+')::int >= 16 AS server_version_ge_16;
server_version_ge_16 server_version_ge_16
---------------------------------------------------------------------
t
(1 row)
SELECT substring(:'server_version', '\d+')::int >= 18 AS server_version_ge_18;
server_version_ge_18
--------------------------------------------------------------------- ---------------------------------------------------------------------
f f
(1 row) (1 row)
@ -665,7 +675,7 @@ Aggregate
-> GroupAggregate -> GroupAggregate
Group Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id) Group Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id)
-> Sort -> Sort
Sort Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id) Sort Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id), events.event_time
-> Hash Join -> Hash Join
Hash Cond: (users.composite_id = events.composite_id) Hash Cond: (users.composite_id = events.composite_id)
-> Seq Scan on users_1400289 users -> Seq Scan on users_1400289 users
@ -757,7 +767,7 @@ HashAggregate
-> GroupAggregate -> GroupAggregate
Group Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id), subquery_2.hasdone Group Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id), subquery_2.hasdone
-> Sort -> Sort
Sort Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id), subquery_2.hasdone Sort Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id), subquery_2.hasdone, events.event_time
-> Hash Left Join -> Hash Left Join
Hash Cond: (users.composite_id = subquery_2.composite_id) Hash Cond: (users.composite_id = subquery_2.composite_id)
-> HashAggregate -> HashAggregate
@ -870,7 +880,7 @@ Sort
Group Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id), subquery_2.count_pay Group Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id), subquery_2.count_pay
Filter: (array_ndims(array_agg(('action=>1'::text) ORDER BY events.event_time)) > 0) Filter: (array_ndims(array_agg(('action=>1'::text) ORDER BY events.event_time)) > 0)
-> Sort -> Sort
Sort Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id), subquery_2.count_pay Sort Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id), subquery_2.count_pay, events.event_time
-> Hash Left Join -> Hash Left Join
Hash Cond: (users.composite_id = subquery_2.composite_id) Hash Cond: (users.composite_id = subquery_2.composite_id)
-> HashAggregate -> HashAggregate
@ -975,7 +985,7 @@ Limit
-> GroupAggregate -> GroupAggregate
Group Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id) Group Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id)
-> Sort -> Sort
Sort Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id) Sort Key: ((users.composite_id).tenant_id), ((users.composite_id).user_id), events.event_time
-> Nested Loop Left Join -> Nested Loop Left Join
-> Limit -> Limit
-> Sort -> Sort
@ -2170,108 +2180,69 @@ SELECT * FROM explain_pk ORDER BY 1;
ROLLBACK; ROLLBACK;
-- test EXPLAIN ANALYZE with non-text output formats -- test EXPLAIN ANALYZE with non-text output formats
BEGIN; BEGIN;
EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT JSON, BUFFERS OFF) INSERT INTO explain_pk VALUES (1, 2), (2, 3); EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT YAML, BUFFERS OFF) INSERT INTO explain_pk VALUES (1, 2), (2, 3);
[ - Plan:
{ Node Type: "Custom Scan"
"Plan": { Custom Plan Provider: "Citus Adaptive"
"Node Type": "Custom Scan", Parallel Aware: false
"Custom Plan Provider": "Citus Adaptive", Async Capable: false
"Parallel Aware": false, Actual Rows: 0
"Async Capable": false, Actual Loops: 1
"Actual Rows": 0, Distributed Query:
"Actual Loops": 1, Job:
"Distributed Query": { Task Count: 2
"Job": { Tasks Shown: "One of 2"
"Task Count": 2, Tasks:
"Tasks Shown": "One of 2", - Node: "host=localhost port=xxxxx dbname=regression"
"Tasks": [ Remote Plan:
{ - Plan:
"Node": "host=localhost port=xxxxx dbname=regression", Node Type: "ModifyTable"
"Remote Plan": [ Operation: "Insert"
[ Parallel Aware: false
{ Async Capable: false
"Plan": { Relation Name: "explain_pk_570013"
"Node Type": "ModifyTable", Alias: "citus_table_alias"
"Operation": "Insert", Actual Rows: 0
"Parallel Aware": false, Actual Loops: 1
"Async Capable": false, Plans:
"Relation Name": "explain_pk_570013", - Node Type: "Result"
"Alias": "citus_table_alias", Parent Relationship: "Outer"
"Actual Rows": 0, Parallel Aware: false
"Actual Loops": 1, Async Capable: false
"Plans": [ Actual Rows: 1
{ Actual Loops: 1
"Node Type": "Result", Triggers:
"Parent Relationship": "Outer",
"Parallel Aware": false,
"Async Capable": false,
"Actual Rows": 1,
"Actual Loops": 1
}
]
},
"Triggers": [
]
}
]
] Triggers:
}
]
}
}
},
"Triggers": [
]
}
]
ROLLBACK; ROLLBACK;
EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT JSON, BUFFERS OFF) SELECT * FROM explain_pk; EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT YAML, BUFFERS OFF) SELECT * FROM explain_pk;
[ - Plan:
{ Node Type: "Custom Scan"
"Plan": { Custom Plan Provider: "Citus Adaptive"
"Node Type": "Custom Scan", Parallel Aware: false
"Custom Plan Provider": "Citus Adaptive", Async Capable: false
"Parallel Aware": false, Actual Rows: 0
"Async Capable": false, Actual Loops: 1
"Actual Rows": 0, Distributed Query:
"Actual Loops": 1, Job:
"Distributed Query": { Task Count: 4
"Job": { Tuple data received from nodes: "0 bytes"
"Task Count": 4, Tasks Shown: "One of 4"
"Tuple data received from nodes": "0 bytes", Tasks:
"Tasks Shown": "One of 4", - Tuple data received from node: "0 bytes"
"Tasks": [ Node: "host=localhost port=xxxxx dbname=regression"
{ Remote Plan:
"Tuple data received from node": "0 bytes", - Plan:
"Node": "host=localhost port=xxxxx dbname=regression", Node Type: "Seq Scan"
"Remote Plan": [ Parallel Aware: false
[ Async Capable: false
{ Relation Name: "explain_pk_570013"
"Plan": { Alias: "explain_pk"
"Node Type": "Seq Scan", Actual Rows: 0
"Parallel Aware": false, Actual Loops: 1
"Async Capable": false, Triggers:
"Relation Name": "explain_pk_570013",
"Alias": "explain_pk",
"Actual Rows": 0,
"Actual Loops": 1
},
"Triggers": [
]
}
]
] Triggers:
}
]
}
}
},
"Triggers": [
]
}
]
BEGIN; BEGIN;
EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT XML, BUFFERS OFF) INSERT INTO explain_pk VALUES (1, 2), (2, 3); EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT XML, BUFFERS OFF) INSERT INTO explain_pk VALUES (1, 2), (2, 3);
<explain xmlns="http://www.postgresql.org/2009/explain"> <explain xmlns="http://www.postgresql.org/2009/explain">
@ -2407,11 +2378,16 @@ Custom Scan (Citus Adaptive) (actual rows=1 loops=1)
Tuple data received from node: 8 bytes Tuple data received from node: 8 bytes
Node: host=localhost port=xxxxx dbname=regression Node: host=localhost port=xxxxx dbname=regression
-> Aggregate (actual rows=1 loops=1) -> Aggregate (actual rows=1 loops=1)
-> Hash Join (actual rows=10 loops=1) -> Merge Join (actual rows=10 loops=1)
Hash Cond: (ref_table.a = intermediate_result.a) Merge Cond: (intermediate_result.a = ref_table.a)
-> Seq Scan on ref_table_570021 ref_table (actual rows=10 loops=1) -> Sort (actual rows=10 loops=1)
-> Hash (actual rows=10 loops=1) Sort Key: intermediate_result.a
Sort Method: quicksort Memory: 25kB
-> Function Scan on read_intermediate_result intermediate_result (actual rows=10 loops=1) -> Function Scan on read_intermediate_result intermediate_result (actual rows=10 loops=1)
-> Sort (actual rows=10 loops=1)
Sort Key: ref_table.a
Sort Method: quicksort Memory: 25kB
-> Seq Scan on ref_table_570021 ref_table (actual rows=10 loops=1)
EXPLAIN :default_analyze_flags EXPLAIN :default_analyze_flags
SELECT count(distinct a) FROM (SELECT GREATEST(random(), 2) r, a FROM dist_table) t NATURAL JOIN ref_table; SELECT count(distinct a) FROM (SELECT GREATEST(random(), 2) r, a FROM dist_table) t NATURAL JOIN ref_table;
Aggregate (actual rows=1 loops=1) Aggregate (actual rows=1 loops=1)
@ -2470,9 +2446,12 @@ Aggregate (actual rows=1 loops=1)
-> Aggregate (actual rows=1 loops=1) -> Aggregate (actual rows=1 loops=1)
InitPlan 1 InitPlan 1
-> Function Scan on read_intermediate_result intermediate_result (actual rows=1 loops=1) -> Function Scan on read_intermediate_result intermediate_result (actual rows=1 loops=1)
-> Result (actual rows=4 loops=1) -> Sort (actual rows=4 loops=1)
One-Time Filter: (InitPlan 1).col1 Sort Key: dist_table.a
-> Seq Scan on dist_table_570017 dist_table (actual rows=4 loops=1) Sort Method: quicksort Memory: 25kB
-> Result (actual rows=4 loops=1)
One-Time Filter: (InitPlan 1).col1
-> Seq Scan on dist_table_570017 dist_table (actual rows=4 loops=1)
BEGIN; BEGIN;
EXPLAIN :default_analyze_flags EXPLAIN :default_analyze_flags
WITH r AS ( WITH r AS (
@ -2514,7 +2493,10 @@ Custom Scan (Citus Adaptive) (actual rows=1 loops=1)
Tuple data received from node: 8 bytes Tuple data received from node: 8 bytes
Node: host=localhost port=xxxxx dbname=regression Node: host=localhost port=xxxxx dbname=regression
-> Aggregate (actual rows=1 loops=1) -> Aggregate (actual rows=1 loops=1)
-> Function Scan on read_intermediate_result intermediate_result (actual rows=10 loops=1) -> Sort (actual rows=10 loops=1)
Sort Key: intermediate_result.a2
Sort Method: quicksort Memory: 25kB
-> Function Scan on read_intermediate_result intermediate_result (actual rows=10 loops=1)
ROLLBACK; ROLLBACK;
-- https://github.com/citusdata/citus/issues/4074 -- https://github.com/citusdata/citus/issues/4074
prepare ref_select(int) AS select * from ref_table where 1 = $1; prepare ref_select(int) AS select * from ref_table where 1 = $1;

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@ -86,6 +86,7 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Node Type": "Sort", "Node Type": "Sort",
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Disabled": false,
"Sort Key": ["(COALESCE((pg_catalog.sum(remote_scan.count_quantity))::bigint, '0'::bigint))", "remote_scan.l_quantity"], "Sort Key": ["(COALESCE((pg_catalog.sum(remote_scan.count_quantity))::bigint, '0'::bigint))", "remote_scan.l_quantity"],
"Plans": [ "Plans": [
{ {
@ -95,6 +96,7 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Parent Relationship": "Outer", "Parent Relationship": "Outer",
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Disabled": false,
"Group Key": ["remote_scan.l_quantity"], "Group Key": ["remote_scan.l_quantity"],
"Plans": [ "Plans": [
{ {
@ -103,6 +105,7 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Custom Plan Provider": "Citus Adaptive", "Custom Plan Provider": "Citus Adaptive",
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Disabled": false,
"Distributed Query": { "Distributed Query": {
"Job": { "Job": {
"Task Count": 16, "Task Count": 16,
@ -119,6 +122,7 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Partial Mode": "Simple", "Partial Mode": "Simple",
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Disabled": false,
"Group Key": ["l_quantity"], "Group Key": ["l_quantity"],
"Plans": [ "Plans": [
{ {
@ -127,7 +131,8 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Relation Name": "lineitem_mx_1220052", "Relation Name": "lineitem_mx_1220052",
"Alias": "lineitem_mx" "Alias": "lineitem_mx",
"Disabled": false
} }
] ]
} }
@ -553,6 +558,7 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Partial Mode": "Simple", "Partial Mode": "Simple",
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Disabled": false,
"Plans": [ "Plans": [
{ {
"Node Type": "Custom Scan", "Node Type": "Custom Scan",
@ -560,6 +566,7 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Custom Plan Provider": "Citus Adaptive", "Custom Plan Provider": "Citus Adaptive",
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Disabled": false,
"Distributed Query": { "Distributed Query": {
"Job": { "Job": {
"Task Count": 16, "Task Count": 16,
@ -576,6 +583,7 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Partial Mode": "Simple", "Partial Mode": "Simple",
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Disabled": false,
"Plans": [ "Plans": [
{ {
"Node Type": "Hash Join", "Node Type": "Hash Join",
@ -583,6 +591,7 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Join Type": "Inner", "Join Type": "Inner",
"Disabled": false,
"Inner Unique": false, "Inner Unique": false,
"Hash Cond": "(lineitem_mx.l_orderkey = orders_mx.o_orderkey)", "Hash Cond": "(lineitem_mx.l_orderkey = orders_mx.o_orderkey)",
"Plans": [ "Plans": [
@ -592,6 +601,7 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Join Type": "Inner", "Join Type": "Inner",
"Disabled": false,
"Inner Unique": false, "Inner Unique": false,
"Hash Cond": "(supplier_mx.s_suppkey = lineitem_mx.l_suppkey)", "Hash Cond": "(supplier_mx.s_suppkey = lineitem_mx.l_suppkey)",
"Plans": [ "Plans": [
@ -601,13 +611,15 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Relation Name": "supplier_mx_1220087", "Relation Name": "supplier_mx_1220087",
"Alias": "supplier_mx" "Alias": "supplier_mx",
"Disabled": false
}, },
{ {
"Node Type": "Hash", "Node Type": "Hash",
"Parent Relationship": "Inner", "Parent Relationship": "Inner",
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Disabled": false,
"Plans": [ "Plans": [
{ {
"Node Type": "Seq Scan", "Node Type": "Seq Scan",
@ -615,7 +627,8 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Relation Name": "lineitem_mx_1220052", "Relation Name": "lineitem_mx_1220052",
"Alias": "lineitem_mx" "Alias": "lineitem_mx",
"Disabled": false
} }
] ]
} }
@ -626,6 +639,7 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Parent Relationship": "Inner", "Parent Relationship": "Inner",
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Disabled": false,
"Plans": [ "Plans": [
{ {
"Node Type": "Hash Join", "Node Type": "Hash Join",
@ -633,6 +647,7 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Join Type": "Inner", "Join Type": "Inner",
"Disabled": false,
"Inner Unique": false, "Inner Unique": false,
"Hash Cond": "(customer_mx.c_custkey = orders_mx.o_custkey)", "Hash Cond": "(customer_mx.c_custkey = orders_mx.o_custkey)",
"Plans": [ "Plans": [
@ -642,13 +657,15 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Relation Name": "customer_mx_1220084", "Relation Name": "customer_mx_1220084",
"Alias": "customer_mx" "Alias": "customer_mx",
"Disabled": false
}, },
{ {
"Node Type": "Hash", "Node Type": "Hash",
"Parent Relationship": "Inner", "Parent Relationship": "Inner",
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Disabled": false,
"Plans": [ "Plans": [
{ {
"Node Type": "Seq Scan", "Node Type": "Seq Scan",
@ -656,7 +673,8 @@ EXPLAIN (COSTS FALSE, FORMAT JSON)
"Parallel Aware": false, "Parallel Aware": false,
"Async Capable": false, "Async Capable": false,
"Relation Name": "orders_mx_1220068", "Relation Name": "orders_mx_1220068",
"Alias": "orders_mx" "Alias": "orders_mx",
"Disabled": false
} }
] ]
} }

View File

@ -0,0 +1,934 @@
--
-- MULTI_MX_EXPLAIN
--
ALTER SEQUENCE pg_catalog.pg_dist_shardid_seq RESTART 1320000;
\c - - - :worker_1_port
\c - - - :worker_2_port
\c - - - :master_port
\a\t
SET citus.explain_distributed_queries TO on;
VACUUM ANALYZE lineitem_mx;
VACUUM ANALYZE orders_mx;
VACUUM ANALYZE customer_mx;
VACUUM ANALYZE supplier_mx;
\c - - - :worker_1_port
-- Function that parses explain output as JSON
SET citus.enable_metadata_sync TO OFF;
CREATE FUNCTION explain_json(query text)
RETURNS jsonb
AS $BODY$
DECLARE
result jsonb;
BEGIN
EXECUTE format('EXPLAIN (FORMAT JSON) %s', query) INTO result;
RETURN result;
END;
$BODY$ LANGUAGE plpgsql;
-- Function that parses explain output as XML
CREATE FUNCTION explain_xml(query text)
RETURNS xml
AS $BODY$
DECLARE
result xml;
BEGIN
EXECUTE format('EXPLAIN (FORMAT XML) %s', query) INTO result;
RETURN result;
END;
$BODY$ LANGUAGE plpgsql;
\c - - - :worker_2_port
-- Function that parses explain output as JSON
SET citus.enable_metadata_sync TO OFF;
CREATE FUNCTION explain_json(query text)
RETURNS jsonb
AS $BODY$
DECLARE
result jsonb;
BEGIN
EXECUTE format('EXPLAIN (FORMAT JSON) %s', query) INTO result;
RETURN result;
END;
$BODY$ LANGUAGE plpgsql;
-- Function that parses explain output as XML
CREATE FUNCTION explain_xml(query text)
RETURNS xml
AS $BODY$
DECLARE
result xml;
BEGIN
EXECUTE format('EXPLAIN (FORMAT XML) %s', query) INTO result;
RETURN result;
END;
$BODY$ LANGUAGE plpgsql;
RESET citus.enable_metadata_sync;
-- Test Text format
EXPLAIN (COSTS FALSE, FORMAT TEXT)
SELECT l_quantity, count(*) count_quantity FROM lineitem_mx
GROUP BY l_quantity ORDER BY count_quantity, l_quantity;
Sort
Sort Key: (COALESCE((pg_catalog.sum(remote_scan.count_quantity))::bigint, '0'::bigint)), remote_scan.l_quantity
-> HashAggregate
Group Key: remote_scan.l_quantity
-> Custom Scan (Citus Adaptive)
Task Count: 16
Tasks Shown: One of 16
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> HashAggregate
Group Key: l_quantity
-> Seq Scan on lineitem_mx_1220052 lineitem_mx
-- Test JSON format
EXPLAIN (COSTS FALSE, FORMAT JSON)
SELECT l_quantity, count(*) count_quantity FROM lineitem_mx
GROUP BY l_quantity ORDER BY count_quantity, l_quantity;
[
{
"Plan": {
"Node Type": "Sort",
"Parallel Aware": false,
"Async Capable": false,
"Sort Key": ["(COALESCE((pg_catalog.sum(remote_scan.count_quantity))::bigint, '0'::bigint))", "remote_scan.l_quantity"],
"Plans": [
{
"Node Type": "Aggregate",
"Strategy": "Hashed",
"Partial Mode": "Simple",
"Parent Relationship": "Outer",
"Parallel Aware": false,
"Async Capable": false,
"Group Key": ["remote_scan.l_quantity"],
"Plans": [
{
"Node Type": "Custom Scan",
"Parent Relationship": "Outer",
"Custom Plan Provider": "Citus Adaptive",
"Parallel Aware": false,
"Async Capable": false,
"Distributed Query": {
"Job": {
"Task Count": 16,
"Tasks Shown": "One of 16",
"Tasks": [
{
"Node": "host=localhost port=xxxxx dbname=regression",
"Remote Plan": [
[
{
"Plan": {
"Node Type": "Aggregate",
"Strategy": "Hashed",
"Partial Mode": "Simple",
"Parallel Aware": false,
"Async Capable": false,
"Group Key": ["l_quantity"],
"Plans": [
{
"Node Type": "Seq Scan",
"Parent Relationship": "Outer",
"Parallel Aware": false,
"Async Capable": false,
"Relation Name": "lineitem_mx_1220052",
"Alias": "lineitem_mx"
}
]
}
}
]
]
}
]
}
}
}
]
}
]
}
}
]
-- Validate JSON format
SELECT true AS valid FROM explain_json($$
SELECT l_quantity, count(*) count_quantity FROM lineitem_mx
GROUP BY l_quantity ORDER BY count_quantity, l_quantity$$);
t
\c - - - :worker_1_port
-- Test XML format
EXPLAIN (COSTS FALSE, FORMAT XML)
SELECT l_quantity, count(*) count_quantity FROM lineitem_mx
GROUP BY l_quantity ORDER BY count_quantity, l_quantity;
<explain xmlns="http://www.postgresql.org/2009/explain">
<Query>
<Plan>
<Node-Type>Sort</Node-Type>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Sort-Key>
<Item>(COALESCE((pg_catalog.sum(remote_scan.count_quantity))::bigint, '0'::bigint))</Item>
<Item>remote_scan.l_quantity</Item>
</Sort-Key>
<Plans>
<Plan>
<Node-Type>Aggregate</Node-Type>
<Strategy>Hashed</Strategy>
<Partial-Mode>Simple</Partial-Mode>
<Parent-Relationship>Outer</Parent-Relationship>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Group-Key>
<Item>remote_scan.l_quantity</Item>
</Group-Key>
<Plans>
<Plan>
<Node-Type>Custom Scan</Node-Type>
<Parent-Relationship>Outer</Parent-Relationship>
<Custom-Plan-Provider>Citus Adaptive</Custom-Plan-Provider>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Distributed-Query>
<Job>
<Task-Count>16</Task-Count>
<Tasks-Shown>One of 16</Tasks-Shown>
<Tasks>
<Task>
<Node>host=localhost port=xxxxx dbname=regression</Node>
<Remote-Plan>
<explain xmlns="http://www.postgresql.org/2009/explain">
<Query>
<Plan>
<Node-Type>Aggregate</Node-Type>
<Strategy>Hashed</Strategy>
<Partial-Mode>Simple</Partial-Mode>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Group-Key>
<Item>l_quantity</Item>
</Group-Key>
<Plans>
<Plan>
<Node-Type>Seq Scan</Node-Type>
<Parent-Relationship>Outer</Parent-Relationship>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Relation-Name>lineitem_mx_1220052</Relation-Name>
<Alias>lineitem_mx</Alias>
</Plan>
</Plans>
</Plan>
</Query>
</explain>
</Remote-Plan>
</Task>
</Tasks>
</Job>
</Distributed-Query>
</Plan>
</Plans>
</Plan>
</Plans>
</Plan>
</Query>
</explain>
-- Validate XML format
SELECT true AS valid FROM explain_xml($$
SELECT l_quantity, count(*) count_quantity FROM lineitem_mx
GROUP BY l_quantity ORDER BY count_quantity, l_quantity$$);
t
-- Test YAML format
EXPLAIN (COSTS FALSE, FORMAT YAML)
SELECT l_quantity, count(*) count_quantity FROM lineitem_mx
GROUP BY l_quantity ORDER BY count_quantity, l_quantity;
- Plan:
Node Type: "Sort"
Parallel Aware: false
Async Capable: false
Sort Key:
- "(COALESCE((pg_catalog.sum(remote_scan.count_quantity))::bigint, '0'::bigint))"
- "remote_scan.l_quantity"
Plans:
- Node Type: "Aggregate"
Strategy: "Hashed"
Partial Mode: "Simple"
Parent Relationship: "Outer"
Parallel Aware: false
Async Capable: false
Group Key:
- "remote_scan.l_quantity"
Plans:
- Node Type: "Custom Scan"
Parent Relationship: "Outer"
Custom Plan Provider: "Citus Adaptive"
Parallel Aware: false
Async Capable: false
Distributed Query:
Job:
Task Count: 16
Tasks Shown: "One of 16"
Tasks:
- Node: "host=localhost port=xxxxx dbname=regression"
Remote Plan:
- Plan:
Node Type: "Aggregate"
Strategy: "Hashed"
Partial Mode: "Simple"
Parallel Aware: false
Async Capable: false
Group Key:
- "l_quantity"
Plans:
- Node Type: "Seq Scan"
Parent Relationship: "Outer"
Parallel Aware: false
Async Capable: false
Relation Name: "lineitem_mx_1220052"
Alias: "lineitem_mx"
-- Test Text format
EXPLAIN (COSTS FALSE, FORMAT TEXT)
SELECT l_quantity, count(*) count_quantity FROM lineitem_mx
GROUP BY l_quantity ORDER BY count_quantity, l_quantity;
Sort
Sort Key: (COALESCE((pg_catalog.sum(remote_scan.count_quantity))::bigint, '0'::bigint)), remote_scan.l_quantity
-> HashAggregate
Group Key: remote_scan.l_quantity
-> Custom Scan (Citus Adaptive)
Task Count: 16
Tasks Shown: One of 16
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> HashAggregate
Group Key: l_quantity
-> Seq Scan on lineitem_mx_1220052 lineitem_mx
\c - - - :worker_2_port
-- Test verbose
EXPLAIN (COSTS FALSE, VERBOSE TRUE)
SELECT sum(l_quantity) / avg(l_quantity) FROM lineitem_mx;
Aggregate
Output: (sum(remote_scan."?column?") / (sum(remote_scan."?column?_1") / pg_catalog.sum(remote_scan."?column?_2")))
-> Custom Scan (Citus Adaptive)
Output: remote_scan."?column?", remote_scan."?column?_1", remote_scan."?column?_2"
Task Count: 16
Tasks Shown: One of 16
-> Task
Query: SELECT sum(l_quantity), sum(l_quantity), count(l_quantity) FROM public.lineitem_mx_1220052 lineitem_mx WHERE true
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
Output: sum(l_quantity), sum(l_quantity), count(l_quantity)
-> Seq Scan on public.lineitem_mx_1220052 lineitem_mx
Output: l_orderkey, l_partkey, l_suppkey, l_linenumber, l_quantity, l_extendedprice, l_discount, l_tax, l_returnflag, l_linestatus, l_shipdate, l_commitdate, l_receiptdate, l_shipinstruct, l_shipmode, l_comment
-- Test join
EXPLAIN (COSTS FALSE)
SELECT * FROM lineitem_mx
JOIN orders_mx ON l_orderkey = o_orderkey AND l_quantity < 5.0
ORDER BY l_quantity LIMIT 10;
Limit
-> Sort
Sort Key: remote_scan.l_quantity
-> Custom Scan (Citus Adaptive)
Task Count: 16
Tasks Shown: One of 16
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Limit
-> Sort
Sort Key: lineitem_mx.l_quantity
-> Hash Join
Hash Cond: (lineitem_mx.l_orderkey = orders_mx.o_orderkey)
-> Seq Scan on lineitem_mx_1220052 lineitem_mx
Filter: (l_quantity < 5.0)
-> Hash
-> Seq Scan on orders_mx_1220068 orders_mx
-- Test insert
EXPLAIN (COSTS FALSE)
INSERT INTO lineitem_mx VALUES(1,0);
Custom Scan (Citus Adaptive)
Task Count: 1
Tasks Shown: All
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Insert on lineitem_mx_1220052
-> Result
-- Test update
EXPLAIN (COSTS FALSE)
UPDATE lineitem_mx
SET l_suppkey = 12
WHERE l_orderkey = 1 AND l_partkey = 0;
Custom Scan (Citus Adaptive)
Task Count: 1
Tasks Shown: All
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Update on lineitem_mx_1220052 lineitem_mx
-> Index Scan using lineitem_mx_pkey_1220052 on lineitem_mx_1220052 lineitem_mx
Index Cond: (l_orderkey = 1)
Filter: (l_partkey = 0)
-- Test delete
EXPLAIN (COSTS FALSE)
DELETE FROM lineitem_mx
WHERE l_orderkey = 1 AND l_partkey = 0;
Custom Scan (Citus Adaptive)
Task Count: 1
Tasks Shown: All
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Delete on lineitem_mx_1220052 lineitem_mx
-> Index Scan using lineitem_mx_pkey_1220052 on lineitem_mx_1220052 lineitem_mx
Index Cond: (l_orderkey = 1)
Filter: (l_partkey = 0)
-- make the outputs more consistent
VACUUM ANALYZE lineitem_mx;
VACUUM ANALYZE orders_mx;
VACUUM ANALYZE customer_mx;
VACUUM ANALYZE supplier_mx;
-- Test single-shard SELECT
EXPLAIN (COSTS FALSE)
SELECT l_quantity FROM lineitem_mx WHERE l_orderkey = 5;
Custom Scan (Citus Adaptive)
Task Count: 1
Tasks Shown: All
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Index Scan using lineitem_mx_pkey_1220055 on lineitem_mx_1220055 lineitem_mx
Index Cond: (l_orderkey = 5)
SELECT true AS valid FROM explain_xml($$
SELECT l_quantity FROM lineitem_mx WHERE l_orderkey = 5$$);
t
SELECT true AS valid FROM explain_json($$
SELECT l_quantity FROM lineitem_mx WHERE l_orderkey = 5$$);
t
-- Test CREATE TABLE ... AS
EXPLAIN (COSTS FALSE)
CREATE TABLE explain_result AS
SELECT * FROM lineitem_mx;
Custom Scan (Citus Adaptive)
Task Count: 16
Tasks Shown: One of 16
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Seq Scan on lineitem_mx_1220052 lineitem_mx
-- Test all tasks output
SET citus.explain_all_tasks TO on;
EXPLAIN (COSTS FALSE)
SELECT avg(l_linenumber) FROM lineitem_mx WHERE l_orderkey > 9030;
Aggregate
-> Custom Scan (Citus Adaptive)
Task Count: 16
Tasks Shown: All
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Index Only Scan using lineitem_mx_pkey_1220052 on lineitem_mx_1220052 lineitem_mx
Index Cond: (l_orderkey > 9030)
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Index Only Scan using lineitem_mx_pkey_1220053 on lineitem_mx_1220053 lineitem_mx
Index Cond: (l_orderkey > 9030)
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Index Only Scan using lineitem_mx_pkey_1220054 on lineitem_mx_1220054 lineitem_mx
Index Cond: (l_orderkey > 9030)
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Index Only Scan using lineitem_mx_pkey_1220055 on lineitem_mx_1220055 lineitem_mx
Index Cond: (l_orderkey > 9030)
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Index Only Scan using lineitem_mx_pkey_1220056 on lineitem_mx_1220056 lineitem_mx
Index Cond: (l_orderkey > 9030)
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Index Only Scan using lineitem_mx_pkey_1220057 on lineitem_mx_1220057 lineitem_mx
Index Cond: (l_orderkey > 9030)
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Index Only Scan using lineitem_mx_pkey_1220058 on lineitem_mx_1220058 lineitem_mx
Index Cond: (l_orderkey > 9030)
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Index Only Scan using lineitem_mx_pkey_1220059 on lineitem_mx_1220059 lineitem_mx
Index Cond: (l_orderkey > 9030)
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Index Only Scan using lineitem_mx_pkey_1220060 on lineitem_mx_1220060 lineitem_mx
Index Cond: (l_orderkey > 9030)
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Index Only Scan using lineitem_mx_pkey_1220061 on lineitem_mx_1220061 lineitem_mx
Index Cond: (l_orderkey > 9030)
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Index Only Scan using lineitem_mx_pkey_1220062 on lineitem_mx_1220062 lineitem_mx
Index Cond: (l_orderkey > 9030)
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Index Only Scan using lineitem_mx_pkey_1220063 on lineitem_mx_1220063 lineitem_mx
Index Cond: (l_orderkey > 9030)
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Index Only Scan using lineitem_mx_pkey_1220064 on lineitem_mx_1220064 lineitem_mx
Index Cond: (l_orderkey > 9030)
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Seq Scan on lineitem_mx_1220065 lineitem_mx
Filter: (l_orderkey > 9030)
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Index Only Scan using lineitem_mx_pkey_1220066 on lineitem_mx_1220066 lineitem_mx
Index Cond: (l_orderkey > 9030)
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Index Only Scan using lineitem_mx_pkey_1220067 on lineitem_mx_1220067 lineitem_mx
Index Cond: (l_orderkey > 9030)
SELECT true AS valid FROM explain_xml($$
SELECT avg(l_linenumber) FROM lineitem_mx WHERE l_orderkey > 9030$$);
t
SELECT true AS valid FROM explain_json($$
SELECT avg(l_linenumber) FROM lineitem_mx WHERE l_orderkey > 9030$$);
t
-- Test track tracker
SET citus.explain_all_tasks TO off;
EXPLAIN (COSTS FALSE)
SELECT avg(l_linenumber) FROM lineitem_mx WHERE l_orderkey > 9030;
Aggregate
-> Custom Scan (Citus Adaptive)
Task Count: 16
Tasks Shown: One of 16
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Index Only Scan using lineitem_mx_pkey_1220052 on lineitem_mx_1220052 lineitem_mx
Index Cond: (l_orderkey > 9030)
-- Test re-partition join
EXPLAIN (COSTS FALSE)
SELECT count(*)
FROM lineitem_mx, orders_mx, customer_mx, supplier_mx
WHERE l_orderkey = o_orderkey
AND o_custkey = c_custkey
AND l_suppkey = s_suppkey;
Aggregate
-> Custom Scan (Citus Adaptive)
Task Count: 16
Tasks Shown: One of 16
-> Task
Node: host=localhost port=xxxxx dbname=regression
-> Aggregate
-> Hash Join
Hash Cond: (lineitem_mx.l_orderkey = orders_mx.o_orderkey)
-> Hash Join
Hash Cond: (supplier_mx.s_suppkey = lineitem_mx.l_suppkey)
-> Seq Scan on supplier_mx_1220087 supplier_mx
-> Hash
-> Seq Scan on lineitem_mx_1220052 lineitem_mx
-> Hash
-> Hash Join
Hash Cond: (customer_mx.c_custkey = orders_mx.o_custkey)
-> Seq Scan on customer_mx_1220084 customer_mx
-> Hash
-> Seq Scan on orders_mx_1220068 orders_mx
EXPLAIN (COSTS FALSE, FORMAT JSON)
SELECT count(*)
FROM lineitem_mx, orders_mx, customer_mx, supplier_mx
WHERE l_orderkey = o_orderkey
AND o_custkey = c_custkey
AND l_suppkey = s_suppkey;
[
{
"Plan": {
"Node Type": "Aggregate",
"Strategy": "Plain",
"Partial Mode": "Simple",
"Parallel Aware": false,
"Async Capable": false,
"Plans": [
{
"Node Type": "Custom Scan",
"Parent Relationship": "Outer",
"Custom Plan Provider": "Citus Adaptive",
"Parallel Aware": false,
"Async Capable": false,
"Distributed Query": {
"Job": {
"Task Count": 16,
"Tasks Shown": "One of 16",
"Tasks": [
{
"Node": "host=localhost port=xxxxx dbname=regression",
"Remote Plan": [
[
{
"Plan": {
"Node Type": "Aggregate",
"Strategy": "Plain",
"Partial Mode": "Simple",
"Parallel Aware": false,
"Async Capable": false,
"Plans": [
{
"Node Type": "Hash Join",
"Parent Relationship": "Outer",
"Parallel Aware": false,
"Async Capable": false,
"Join Type": "Inner",
"Inner Unique": false,
"Hash Cond": "(lineitem_mx.l_orderkey = orders_mx.o_orderkey)",
"Plans": [
{
"Node Type": "Hash Join",
"Parent Relationship": "Outer",
"Parallel Aware": false,
"Async Capable": false,
"Join Type": "Inner",
"Inner Unique": false,
"Hash Cond": "(supplier_mx.s_suppkey = lineitem_mx.l_suppkey)",
"Plans": [
{
"Node Type": "Seq Scan",
"Parent Relationship": "Outer",
"Parallel Aware": false,
"Async Capable": false,
"Relation Name": "supplier_mx_1220087",
"Alias": "supplier_mx"
},
{
"Node Type": "Hash",
"Parent Relationship": "Inner",
"Parallel Aware": false,
"Async Capable": false,
"Plans": [
{
"Node Type": "Seq Scan",
"Parent Relationship": "Outer",
"Parallel Aware": false,
"Async Capable": false,
"Relation Name": "lineitem_mx_1220052",
"Alias": "lineitem_mx"
}
]
}
]
},
{
"Node Type": "Hash",
"Parent Relationship": "Inner",
"Parallel Aware": false,
"Async Capable": false,
"Plans": [
{
"Node Type": "Hash Join",
"Parent Relationship": "Outer",
"Parallel Aware": false,
"Async Capable": false,
"Join Type": "Inner",
"Inner Unique": false,
"Hash Cond": "(customer_mx.c_custkey = orders_mx.o_custkey)",
"Plans": [
{
"Node Type": "Seq Scan",
"Parent Relationship": "Outer",
"Parallel Aware": false,
"Async Capable": false,
"Relation Name": "customer_mx_1220084",
"Alias": "customer_mx"
},
{
"Node Type": "Hash",
"Parent Relationship": "Inner",
"Parallel Aware": false,
"Async Capable": false,
"Plans": [
{
"Node Type": "Seq Scan",
"Parent Relationship": "Outer",
"Parallel Aware": false,
"Async Capable": false,
"Relation Name": "orders_mx_1220068",
"Alias": "orders_mx"
}
]
}
]
}
]
}
]
}
]
}
}
]
]
}
]
}
}
}
]
}
}
]
SELECT true AS valid FROM explain_json($$
SELECT count(*)
FROM lineitem_mx, orders_mx, customer_mx, supplier_mx
WHERE l_orderkey = o_orderkey
AND o_custkey = c_custkey
AND l_suppkey = s_suppkey$$);
t
EXPLAIN (COSTS FALSE, FORMAT XML)
SELECT count(*)
FROM lineitem_mx, orders_mx, customer_mx, supplier_mx
WHERE l_orderkey = o_orderkey
AND o_custkey = c_custkey
AND l_suppkey = s_suppkey;
<explain xmlns="http://www.postgresql.org/2009/explain">
<Query>
<Plan>
<Node-Type>Aggregate</Node-Type>
<Strategy>Plain</Strategy>
<Partial-Mode>Simple</Partial-Mode>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Plans>
<Plan>
<Node-Type>Custom Scan</Node-Type>
<Parent-Relationship>Outer</Parent-Relationship>
<Custom-Plan-Provider>Citus Adaptive</Custom-Plan-Provider>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Distributed-Query>
<Job>
<Task-Count>16</Task-Count>
<Tasks-Shown>One of 16</Tasks-Shown>
<Tasks>
<Task>
<Node>host=localhost port=xxxxx dbname=regression</Node>
<Remote-Plan>
<explain xmlns="http://www.postgresql.org/2009/explain">
<Query>
<Plan>
<Node-Type>Aggregate</Node-Type>
<Strategy>Plain</Strategy>
<Partial-Mode>Simple</Partial-Mode>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Plans>
<Plan>
<Node-Type>Hash Join</Node-Type>
<Parent-Relationship>Outer</Parent-Relationship>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Join-Type>Inner</Join-Type>
<Inner-Unique>false</Inner-Unique>
<Hash-Cond>(lineitem_mx.l_orderkey = orders_mx.o_orderkey)</Hash-Cond>
<Plans>
<Plan>
<Node-Type>Hash Join</Node-Type>
<Parent-Relationship>Outer</Parent-Relationship>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Join-Type>Inner</Join-Type>
<Inner-Unique>false</Inner-Unique>
<Hash-Cond>(supplier_mx.s_suppkey = lineitem_mx.l_suppkey)</Hash-Cond>
<Plans>
<Plan>
<Node-Type>Seq Scan</Node-Type>
<Parent-Relationship>Outer</Parent-Relationship>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Relation-Name>supplier_mx_1220087</Relation-Name>
<Alias>supplier_mx</Alias>
</Plan>
<Plan>
<Node-Type>Hash</Node-Type>
<Parent-Relationship>Inner</Parent-Relationship>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Plans>
<Plan>
<Node-Type>Seq Scan</Node-Type>
<Parent-Relationship>Outer</Parent-Relationship>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Relation-Name>lineitem_mx_1220052</Relation-Name>
<Alias>lineitem_mx</Alias>
</Plan>
</Plans>
</Plan>
</Plans>
</Plan>
<Plan>
<Node-Type>Hash</Node-Type>
<Parent-Relationship>Inner</Parent-Relationship>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Plans>
<Plan>
<Node-Type>Hash Join</Node-Type>
<Parent-Relationship>Outer</Parent-Relationship>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Join-Type>Inner</Join-Type>
<Inner-Unique>false</Inner-Unique>
<Hash-Cond>(customer_mx.c_custkey = orders_mx.o_custkey)</Hash-Cond>
<Plans>
<Plan>
<Node-Type>Seq Scan</Node-Type>
<Parent-Relationship>Outer</Parent-Relationship>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Relation-Name>customer_mx_1220084</Relation-Name>
<Alias>customer_mx</Alias>
</Plan>
<Plan>
<Node-Type>Hash</Node-Type>
<Parent-Relationship>Inner</Parent-Relationship>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Plans>
<Plan>
<Node-Type>Seq Scan</Node-Type>
<Parent-Relationship>Outer</Parent-Relationship>
<Parallel-Aware>false</Parallel-Aware>
<Async-Capable>false</Async-Capable>
<Relation-Name>orders_mx_1220068</Relation-Name>
<Alias>orders_mx</Alias>
</Plan>
</Plans>
</Plan>
</Plans>
</Plan>
</Plans>
</Plan>
</Plans>
</Plan>
</Plans>
</Plan>
</Query>
</explain>
</Remote-Plan>
</Task>
</Tasks>
</Job>
</Distributed-Query>
</Plan>
</Plans>
</Plan>
</Query>
</explain>
SELECT true AS valid FROM explain_xml($$
SELECT count(*)
FROM lineitem_mx, orders_mx, customer_mx, supplier_mx
WHERE l_orderkey = o_orderkey
AND o_custkey = c_custkey
AND l_suppkey = s_suppkey$$);
t
EXPLAIN (COSTS FALSE, FORMAT YAML)
SELECT count(*)
FROM lineitem_mx, orders_mx, customer_mx, supplier_mx
WHERE l_orderkey = o_orderkey
AND o_custkey = c_custkey
AND l_suppkey = s_suppkey;
- Plan:
Node Type: "Aggregate"
Strategy: "Plain"
Partial Mode: "Simple"
Parallel Aware: false
Async Capable: false
Plans:
- Node Type: "Custom Scan"
Parent Relationship: "Outer"
Custom Plan Provider: "Citus Adaptive"
Parallel Aware: false
Async Capable: false
Distributed Query:
Job:
Task Count: 16
Tasks Shown: "One of 16"
Tasks:
- Node: "host=localhost port=xxxxx dbname=regression"
Remote Plan:
- Plan:
Node Type: "Aggregate"
Strategy: "Plain"
Partial Mode: "Simple"
Parallel Aware: false
Async Capable: false
Plans:
- Node Type: "Hash Join"
Parent Relationship: "Outer"
Parallel Aware: false
Async Capable: false
Join Type: "Inner"
Inner Unique: false
Hash Cond: "(lineitem_mx.l_orderkey = orders_mx.o_orderkey)"
Plans:
- Node Type: "Hash Join"
Parent Relationship: "Outer"
Parallel Aware: false
Async Capable: false
Join Type: "Inner"
Inner Unique: false
Hash Cond: "(supplier_mx.s_suppkey = lineitem_mx.l_suppkey)"
Plans:
- Node Type: "Seq Scan"
Parent Relationship: "Outer"
Parallel Aware: false
Async Capable: false
Relation Name: "supplier_mx_1220087"
Alias: "supplier_mx"
- Node Type: "Hash"
Parent Relationship: "Inner"
Parallel Aware: false
Async Capable: false
Plans:
- Node Type: "Seq Scan"
Parent Relationship: "Outer"
Parallel Aware: false
Async Capable: false
Relation Name: "lineitem_mx_1220052"
Alias: "lineitem_mx"
- Node Type: "Hash"
Parent Relationship: "Inner"
Parallel Aware: false
Async Capable: false
Plans:
- Node Type: "Hash Join"
Parent Relationship: "Outer"
Parallel Aware: false
Async Capable: false
Join Type: "Inner"
Inner Unique: false
Hash Cond: "(customer_mx.c_custkey = orders_mx.o_custkey)"
Plans:
- Node Type: "Seq Scan"
Parent Relationship: "Outer"
Parallel Aware: false
Async Capable: false
Relation Name: "customer_mx_1220084"
Alias: "customer_mx"
- Node Type: "Hash"
Parent Relationship: "Inner"
Parallel Aware: false
Async Capable: false
Plans:
- Node Type: "Seq Scan"
Parent Relationship: "Outer"
Parallel Aware: false
Async Capable: false
Relation Name: "orders_mx_1220068"
Alias: "orders_mx"

View File

@ -2149,81 +2149,61 @@ CONTEXT: PL/pgSQL function public.explain_filter(text,boolean) line XX at FOR o
Planning Time: N.N Planning Time: N.N
(1 row) (1 row)
select public.explain_filter('explain (memory, analyze, buffers false, format json) select * from int8_tbl i8'); select public.explain_filter('explain (memory, analyze, buffers false, format yaml) select * from int8_tbl i8');
NOTICE: issuing SELECT * FROM worker_save_query_explain_analyze('SELECT q1, q2 FROM pg17.int8_tbl_12242024 i8 WHERE true', '{"verbose": false, "costs": true, "buffers": false, "wal": false, "memory": true, "serialize": "none", "timing": true, "summary": true, "format": "JSON"}') AS (field_0 bigint, field_1 bigint) NOTICE: issuing SELECT * FROM worker_save_query_explain_analyze('SELECT q1, q2 FROM pg17.int8_tbl_12242024 i8 WHERE true', '{"verbose": false, "costs": true, "buffers": false, "wal": false, "memory": true, "serialize": "none", "timing": true, "summary": true, "format": "YAML"}') AS (field_0 bigint, field_1 bigint)
DETAIL: on server postgres@localhost:xxxxx connectionId: xxxxxxx DETAIL: on server postgres@localhost:xxxxx connectionId: xxxxxxx
CONTEXT: PL/pgSQL function public.explain_filter(text,boolean) line XX at FOR over EXECUTE statement CONTEXT: PL/pgSQL function public.explain_filter(text,boolean) line XX at FOR over EXECUTE statement
explain_filter explain_filter
--------------------------------------------------------------------- ---------------------------------------------------------------------
[ + - Plan: +
{ + Node Type: "Custom Scan" +
"Plan": { + Custom Plan Provider: "Citus Adaptive" +
"Node Type": "Custom Scan", + Parallel Aware: false +
"Custom Plan Provider": "Citus Adaptive", + Async Capable: false +
"Parallel Aware": false, + Startup Cost: N.N +
"Async Capable": false, + Total Cost: N.N +
"Startup Cost": N.N, + Plan Rows: N +
"Total Cost": N.N, + Plan Width: N +
"Plan Rows": N, + Actual Startup Time: N.N +
"Plan Width": N, + Actual Total Time: N.N +
"Actual Startup Time": N.N, + Actual Rows: N +
"Actual Total Time": N.N, + Actual Loops: N +
"Actual Rows": N, + Distributed Query: +
"Actual Loops": N, + Job: +
"Distributed Query": { + Task Count: N +
"Job": { + Tuple data received from nodes: "N bytes" +
"Task Count": N, + Tasks Shown: "One of N" +
"Tuple data received from nodes": "N bytes", + Tasks: +
"Tasks Shown": "One of N", + - Tuple data received from node: "N bytes" +
"Tasks": [ + Node: "host=localhost port=N dbname=regression"+
{ + Remote Plan: +
"Tuple data received from node": "N bytes", + - Plan: +
"Node": "host=localhost port=N dbname=regression",+ Node Type: "Seq Scan" +
"Remote Plan": [ + Parallel Aware: false +
[ + Async Capable: false +
{ + Relation Name: "int8_tbl_12242024" +
"Plan": { + Alias: "i8" +
"Node Type": "Seq Scan", + Startup Cost: N.N +
"Parallel Aware": false, + Total Cost: N.N +
"Async Capable": false, + Plan Rows: N +
"Relation Name": "int8_tbl_12242024", + Plan Width: N +
"Alias": "i8", + Actual Startup Time: N.N +
"Startup Cost": N.N, + Actual Total Time: N.N +
"Total Cost": N.N, + Actual Rows: N +
"Plan Rows": N, + Actual Loops: N +
"Plan Width": N, + Planning: +
"Actual Startup Time": N.N, + Memory Used: N +
"Actual Total Time": N.N, + Memory Allocated: N +
"Actual Rows": N, + Planning Time: N.N +
"Actual Loops": N + Triggers: +
}, + Execution Time: N.N +
"Planning": { + +
"Memory Used": N, + Planning: +
"Memory Allocated": N + Memory Used: N +
}, + Memory Allocated: N +
"Planning Time": N.N, + Planning Time: N.N +
"Triggers": [ + Triggers: +
], + Execution Time: N.N
"Execution Time": N.N +
} +
] +
+
] +
} +
] +
} +
} +
}, +
"Planning": { +
"Memory Used": N, +
"Memory Allocated": N +
}, +
"Planning Time": N.N, +
"Triggers": [ +
], +
"Execution Time": N.N +
} +
]
(1 row) (1 row)
prepare int8_query as select * from int8_tbl i8; prepare int8_query as select * from int8_tbl i8;

View File

@ -6,8 +6,13 @@
-- https://github.com/postgres/postgres/commit/f4c7c410ee4a7baa06f51ebb8d5333c169691dd3 -- https://github.com/postgres/postgres/commit/f4c7c410ee4a7baa06f51ebb8d5333c169691dd3
-- The alternative output can be deleted when we drop support for PG15 -- The alternative output can be deleted when we drop support for PG15
-- --
-- This test file has an alternative output because of the following in PG18:
-- https://github.com/postgres/postgres/commit/161320b4b960ee4fe918959be6529ae9b106ea5a
-- The alternative output can be deleted when we drop support for PG17
--
SHOW server_version \gset SHOW server_version \gset
SELECT substring(:'server_version', '\d+')::int >= 16 AS server_version_ge_16; SELECT substring(:'server_version', '\d+')::int >= 16 AS server_version_ge_16;
SELECT substring(:'server_version', '\d+')::int >= 18 AS server_version_ge_18;
SET citus.next_shard_id TO 570000; SET citus.next_shard_id TO 570000;
@ -930,10 +935,10 @@ ROLLBACK;
-- test EXPLAIN ANALYZE with non-text output formats -- test EXPLAIN ANALYZE with non-text output formats
BEGIN; BEGIN;
EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT JSON, BUFFERS OFF) INSERT INTO explain_pk VALUES (1, 2), (2, 3); EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT YAML, BUFFERS OFF) INSERT INTO explain_pk VALUES (1, 2), (2, 3);
ROLLBACK; ROLLBACK;
EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT JSON, BUFFERS OFF) SELECT * FROM explain_pk; EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT YAML, BUFFERS OFF) SELECT * FROM explain_pk;
BEGIN; BEGIN;
EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT XML, BUFFERS OFF) INSERT INTO explain_pk VALUES (1, 2), (2, 3); EXPLAIN (COSTS off, ANALYZE on, TIMING off, SUMMARY off, FORMAT XML, BUFFERS OFF) INSERT INTO explain_pk VALUES (1, 2), (2, 3);

View File

@ -1292,7 +1292,7 @@ SET citus.grep_remote_commands TO '%12242024%';
select public.explain_filter('explain (memory) select * from int8_tbl i8'); select public.explain_filter('explain (memory) select * from int8_tbl i8');
select public.explain_filter('explain (memory, analyze, buffers false) select * from int8_tbl i8'); select public.explain_filter('explain (memory, analyze, buffers false) select * from int8_tbl i8');
select public.explain_filter('explain (memory, summary, format yaml) select * from int8_tbl i8'); select public.explain_filter('explain (memory, summary, format yaml) select * from int8_tbl i8');
select public.explain_filter('explain (memory, analyze, buffers false, format json) select * from int8_tbl i8'); select public.explain_filter('explain (memory, analyze, buffers false, format yaml) select * from int8_tbl i8');
prepare int8_query as select * from int8_tbl i8; prepare int8_query as select * from int8_tbl i8;
select public.explain_filter('explain (memory) execute int8_query'); select public.explain_filter('explain (memory) execute int8_query');