182 lines
3.1 KiB
Plaintext
182 lines
3.1 KiB
Plaintext
CREATE EXTENSION pg_stat_monitor;
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SELECT pg_stat_monitor_reset();
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pg_stat_monitor_reset
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-----------------------
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(1 row)
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CREATE TABLE foo1(a int);
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CREATE TABLE foo2(b int);
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CREATE TABLE foo3(c int);
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CREATE TABLE foo4(d int);
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-- test the simple table names
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SELECT pg_stat_monitor_reset();
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pg_stat_monitor_reset
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-----------------------
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(1 row)
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SELECT * FROM foo1;
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a
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---
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(0 rows)
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SELECT * FROM foo1, foo2;
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a | b
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---+---
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(0 rows)
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SELECT * FROM foo1, foo2, foo3;
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a | b | c
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---+---+---
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(0 rows)
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SELECT * FROM foo1, foo2, foo3, foo4;
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a | b | c | d
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---+---+---+---
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(0 rows)
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SELECT query, relations from pg_stat_monitor ORDER BY query collate "C";
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query | relations
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-------+-----------
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(0 rows)
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SELECT pg_stat_monitor_reset();
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pg_stat_monitor_reset
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-----------------------
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(1 row)
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-- test the schema qualified table
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CREATE SCHEMA sch1;
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CREATE SCHEMA sch2;
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CREATE SCHEMA sch3;
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CREATE SCHEMA sch4;
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CREATE TABLE sch1.foo1(a int);
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CREATE TABLE sch2.foo2(b int);
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CREATE TABLE sch3.foo3(c int);
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CREATE TABLE sch4.foo4(d int);
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SELECT pg_stat_monitor_reset();
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pg_stat_monitor_reset
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-----------------------
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(1 row)
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SELECT * FROM sch1.foo1;
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a
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---
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(0 rows)
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SELECT * FROM sch1.foo1, sch2.foo2;
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a | b
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---+---
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(0 rows)
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SELECT * FROM sch1.foo1, sch2.foo2, sch3.foo3;
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a | b | c
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---+---+---
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(0 rows)
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SELECT * FROM sch1.foo1, sch2.foo2, sch3.foo3, sch4.foo4;
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a | b | c | d
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---+---+---+---
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(0 rows)
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SELECT query, relations from pg_stat_monitor ORDER BY query collate "C";
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query | relations
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-------+-----------
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(0 rows)
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SELECT pg_stat_monitor_reset();
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pg_stat_monitor_reset
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-----------------------
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(1 row)
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SELECT pg_stat_monitor_reset();
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pg_stat_monitor_reset
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-----------------------
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(1 row)
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SELECT * FROM sch1.foo1, foo1;
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a | a
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---+---
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(0 rows)
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SELECT * FROM sch1.foo1, sch2.foo2, foo1, foo2;
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a | b | a | b
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---+---+---+---
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(0 rows)
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SELECT query, relations from pg_stat_monitor ORDER BY query;
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query | relations
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-------+-----------
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(0 rows)
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SELECT pg_stat_monitor_reset();
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pg_stat_monitor_reset
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-----------------------
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(1 row)
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-- test the view
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CREATE VIEW v1 AS SELECT * from foo1;
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CREATE VIEW v2 AS SELECT * from foo1,foo2;
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CREATE VIEW v3 AS SELECT * from foo1,foo2,foo3;
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CREATE VIEW v4 AS SELECT * from foo1,foo2,foo3,foo4;
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SELECT pg_stat_monitor_reset();
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pg_stat_monitor_reset
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-----------------------
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(1 row)
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SELECT * FROM v1;
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a
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---
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(0 rows)
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SELECT * FROM v1,v2;
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a | a | b
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---+---+---
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(0 rows)
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SELECT * FROM v1,v2,v3;
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a | a | b | a | b | c
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---+---+---+---+---+---
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(0 rows)
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SELECT * FROM v1,v2,v3,v4;
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a | a | b | a | b | c | a | b | c | d
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---+---+---+---+---+---+---+---+---+---
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(0 rows)
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SELECT query, relations from pg_stat_monitor ORDER BY query collate "C";
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query | relations
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-------+-----------
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(0 rows)
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SELECT pg_stat_monitor_reset();
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pg_stat_monitor_reset
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-----------------------
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(1 row)
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DROP VIEW v1;
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DROP VIEW v2;
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DROP VIEW v3;
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DROP VIEW v4;
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DROP TABLE foo1;
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DROP TABLE foo2;
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DROP TABLE foo3;
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DROP TABLE foo4;
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DROP TABLE sch1.foo1;
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DROP TABLE sch2.foo2;
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DROP TABLE sch3.foo3;
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DROP TABLE sch4.foo4;
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DROP SCHEMA sch1;
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DROP SCHEMA sch2;
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DROP SCHEMA sch3;
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DROP SCHEMA sch4;
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DROP EXTENSION pg_stat_monitor;
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