428 lines
7.0 KiB
Plaintext
428 lines
7.0 KiB
Plaintext
-- pg_regress should ensure that this default value applies; however
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-- we can't rely on any specific default value of vacuum_cost_delay
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SHOW datestyle;
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DateStyle
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---------------
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Postgres, MDY
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(1 row)
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-- SET to some nondefault value
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SET vacuum_cost_delay TO 400;
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SET datestyle = 'ISO, YMD';
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SHOW vacuum_cost_delay;
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vacuum_cost_delay
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-------------------
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400ms
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(1 row)
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SHOW datestyle;
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DateStyle
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-----------
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ISO, YMD
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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------------------------
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2006-08-13 12:34:56-07
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(1 row)
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-- SET LOCAL has no effect outside of a transaction
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SET LOCAL vacuum_cost_delay TO 500;
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SHOW vacuum_cost_delay;
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vacuum_cost_delay
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-------------------
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400ms
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(1 row)
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SET LOCAL datestyle = 'SQL';
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SHOW datestyle;
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DateStyle
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-----------
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ISO, YMD
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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------------------------
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2006-08-13 12:34:56-07
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(1 row)
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-- SET LOCAL within a transaction that commits
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BEGIN;
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SET LOCAL vacuum_cost_delay TO 500;
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SHOW vacuum_cost_delay;
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vacuum_cost_delay
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-------------------
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500ms
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(1 row)
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SET LOCAL datestyle = 'SQL';
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SHOW datestyle;
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DateStyle
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-----------
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SQL, YMD
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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-------------------------
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08/13/2006 12:34:56 PDT
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(1 row)
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COMMIT;
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SHOW vacuum_cost_delay;
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vacuum_cost_delay
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-------------------
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400ms
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(1 row)
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SHOW datestyle;
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DateStyle
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-----------
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ISO, YMD
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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------------------------
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2006-08-13 12:34:56-07
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(1 row)
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-- SET should be reverted after ROLLBACK
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BEGIN;
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SET vacuum_cost_delay TO 600;
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SHOW vacuum_cost_delay;
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vacuum_cost_delay
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-------------------
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600ms
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(1 row)
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SET datestyle = 'German';
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SHOW datestyle;
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DateStyle
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-------------
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German, DMY
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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-------------------------
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13.08.2006 12:34:56 PDT
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(1 row)
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ROLLBACK;
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SHOW vacuum_cost_delay;
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vacuum_cost_delay
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-------------------
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400ms
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(1 row)
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SHOW datestyle;
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DateStyle
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-----------
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ISO, YMD
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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------------------------
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2006-08-13 12:34:56-07
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(1 row)
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-- Some tests with subtransactions
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BEGIN;
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SET vacuum_cost_delay TO 700;
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SET datestyle = 'MDY';
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SHOW datestyle;
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DateStyle
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-----------
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ISO, MDY
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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------------------------
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2006-08-13 12:34:56-07
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(1 row)
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SAVEPOINT first_sp;
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SET vacuum_cost_delay TO 800;
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SHOW vacuum_cost_delay;
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vacuum_cost_delay
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-------------------
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800ms
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(1 row)
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SET datestyle = 'German, DMY';
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SHOW datestyle;
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DateStyle
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-------------
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German, DMY
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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-------------------------
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13.08.2006 12:34:56 PDT
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(1 row)
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ROLLBACK TO first_sp;
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SHOW datestyle;
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DateStyle
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-----------
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ISO, MDY
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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------------------------
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2006-08-13 12:34:56-07
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(1 row)
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SAVEPOINT second_sp;
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SET vacuum_cost_delay TO 900;
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SET datestyle = 'SQL, YMD';
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SHOW datestyle;
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DateStyle
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-----------
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SQL, YMD
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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-------------------------
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08/13/2006 12:34:56 PDT
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(1 row)
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SAVEPOINT third_sp;
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SET vacuum_cost_delay TO 1000;
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SHOW vacuum_cost_delay;
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vacuum_cost_delay
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-------------------
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1s
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(1 row)
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SET datestyle = 'Postgres, MDY';
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SHOW datestyle;
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DateStyle
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---------------
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Postgres, MDY
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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------------------------------
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Sun Aug 13 12:34:56 2006 PDT
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(1 row)
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ROLLBACK TO third_sp;
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SHOW vacuum_cost_delay;
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vacuum_cost_delay
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-------------------
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900ms
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(1 row)
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SHOW datestyle;
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DateStyle
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-----------
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SQL, YMD
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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-------------------------
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08/13/2006 12:34:56 PDT
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(1 row)
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ROLLBACK TO second_sp;
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SHOW vacuum_cost_delay;
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vacuum_cost_delay
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-------------------
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700ms
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(1 row)
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SHOW datestyle;
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DateStyle
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-----------
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ISO, MDY
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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------------------------
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2006-08-13 12:34:56-07
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(1 row)
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ROLLBACK;
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SHOW vacuum_cost_delay;
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vacuum_cost_delay
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-------------------
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400ms
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(1 row)
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SHOW datestyle;
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DateStyle
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-----------
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ISO, YMD
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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------------------------
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2006-08-13 12:34:56-07
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(1 row)
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-- SET LOCAL with Savepoints
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BEGIN;
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SHOW vacuum_cost_delay;
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vacuum_cost_delay
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-------------------
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400ms
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(1 row)
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SHOW datestyle;
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DateStyle
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-----------
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ISO, YMD
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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------------------------
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2006-08-13 12:34:56-07
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(1 row)
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SAVEPOINT sp;
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SET LOCAL vacuum_cost_delay TO 300;
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SHOW vacuum_cost_delay;
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vacuum_cost_delay
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-------------------
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300ms
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(1 row)
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SET LOCAL datestyle = 'Postgres, MDY';
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SHOW datestyle;
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DateStyle
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---------------
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Postgres, MDY
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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------------------------------
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Sun Aug 13 12:34:56 2006 PDT
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(1 row)
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ROLLBACK TO sp;
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SHOW vacuum_cost_delay;
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vacuum_cost_delay
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-------------------
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400ms
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(1 row)
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SHOW datestyle;
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DateStyle
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-----------
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ISO, YMD
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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------------------------
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2006-08-13 12:34:56-07
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(1 row)
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ROLLBACK;
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SHOW vacuum_cost_delay;
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vacuum_cost_delay
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-------------------
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400ms
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(1 row)
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SHOW datestyle;
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DateStyle
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-----------
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ISO, YMD
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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------------------------
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2006-08-13 12:34:56-07
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(1 row)
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-- SET followed by SET LOCAL
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BEGIN;
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SET vacuum_cost_delay TO 400;
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SET LOCAL vacuum_cost_delay TO 500;
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SHOW vacuum_cost_delay;
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vacuum_cost_delay
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-------------------
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500ms
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(1 row)
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SET datestyle = 'ISO, DMY';
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SET LOCAL datestyle = 'Postgres, MDY';
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SHOW datestyle;
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DateStyle
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---------------
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Postgres, MDY
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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------------------------------
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Sun Aug 13 12:34:56 2006 PDT
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(1 row)
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COMMIT;
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SHOW vacuum_cost_delay;
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vacuum_cost_delay
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-------------------
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400ms
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(1 row)
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SHOW datestyle;
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DateStyle
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-----------
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ISO, DMY
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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------------------------
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2006-08-13 12:34:56-07
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(1 row)
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--
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-- Test RESET. We use datestyle because the reset value is forced by
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-- pg_regress, so it doesn't depend on the installation's configuration.
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--
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SET datestyle = iso, ymd;
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SHOW datestyle;
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DateStyle
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-----------
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ISO, YMD
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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------------------------
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2006-08-13 12:34:56-07
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(1 row)
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RESET datestyle;
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SHOW datestyle;
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DateStyle
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---------------
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Postgres, MDY
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(1 row)
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SELECT '2006-08-13 12:34:56'::timestamptz;
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timestamptz
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------------------------------
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Sun Aug 13 12:34:56 2006 PDT
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(1 row)
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