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2026-03-12 21:23:47 +01:00
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commit 93039b8489
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72
tpt/ast/scalar_subquery_in_where_clause.sql Normal file
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-- Copyright 2018 Tanel Poder. All rights reserved. More info at http://tanelpoder.com
-- Licensed under the Apache License, Version 2.0. See LICENSE.txt for terms & conditions.
-- A-Times were misestimated with the default sampling
-- ALTER SESSION SET "_rowsource_statistics_sampfreq"=1;
ALTER SESSION SET "_serial_direct_read"=ALWAYS;
SELECT /*+ MONITOR test2a */
SUM(LENGTH(object_name)) + SUM(LENGTH(object_type)) + SUM(LENGTH(owner))
FROM
test_objects_100m o
WHERE
o.owner = (SELECT u.username FROM test_users u WHERE user_id = 13)
/
@getprev
@xpi &prev_sql_id
@xia &prev_sql_id &prev_child_number
-- @ash/asqlmon &prev_sql_id &prev_child_number
-- @sqlidx &prev_sql_id &prev_child_number
SELECT /*+ MONITOR NO_PUSH_SUBQ(@"SEL$2") test2b */
SUM(LENGTH(object_name)) + SUM(LENGTH(object_type)) + SUM(LENGTH(owner))
FROM
test_objects_100m o
WHERE
o.owner = (SELECT u.username FROM test_users u WHERE user_id = 13)
/
@getprev
-- @ash/asqlmon &prev_sql_id &prev_child_number
-- @sqlidx &prev_sql_id &prev_child_number
@xpi &prev_sql_id
@xia &prev_sql_id &prev_child_number
-- ALTER SESSION SET "_rowsource_statistics_sampfreq"=128;
SELECT /*+ MONITOR OPT_PARAM('cell_offload_processing', 'false') test3a */
SUM(LENGTH(object_name)) + SUM(LENGTH(object_type)) + SUM(LENGTH(owner))
FROM
test_objects_100m o
WHERE
o.owner = (SELECT u.username FROM test_users u WHERE user_id = 13)
/
SELECT /*+ MONITOR NO_PUSH_SUBQ(@"SEL$2") OPT_PARAM('cell_offload_processing', 'false') test3b */
SUM(LENGTH(object_name)) + SUM(LENGTH(object_type)) + SUM(LENGTH(owner))
FROM
test_objects_100m o
WHERE
o.owner = (SELECT u.username FROM test_users u WHERE user_id = 13)
/
SELECT /*+ MONITOR PUSH_SUBQ(@"SEL$2") OPT_PARAM('cell_offload_processing', 'true') test4a */
SUM(LENGTH(object_name)) + SUM(LENGTH(object_type)) + SUM(LENGTH(owner))
FROM
test_objects_100m o
WHERE
o.owner = (SELECT u.username FROM test_users u WHERE user_id = 13)
/
SELECT /*+ MONITOR NO_PUSH_SUBQ(@"SEL$2") OPT_PARAM('cell_offload_processing', 'true') test4b */
SUM(LENGTH(object_name)) + SUM(LENGTH(object_type)) + SUM(LENGTH(owner))
FROM
test_objects_100m o
WHERE
o.owner = (SELECT u.username FROM test_users u WHERE user_id = 13)
/