mirror of https://github.com/citusdata/citus.git
109 lines
3.1 KiB
Plaintext
109 lines
3.1 KiB
Plaintext
--
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-- TASK_TRACKER_PARTITION_TASK
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--
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\set JobId 401010
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\set PartitionTaskId 801106
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\set PartitionColumn l_orderkey
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\set SelectAll 'SELECT *'
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\set TablePart00 lineitem_partition_task_part_00
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\set TablePart01 lineitem_partition_task_part_01
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\set TablePart02 lineitem_partition_task_part_02
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SELECT usesysid AS userid FROM pg_user WHERE usename = current_user \gset
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\set File_Basedir base/pgsql_job_cache
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\set Table_File_00 :File_Basedir/job_:JobId/task_:PartitionTaskId/p_00000.:userid
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\set Table_File_01 :File_Basedir/job_:JobId/task_:PartitionTaskId/p_00001.:userid
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\set Table_File_02 :File_Basedir/job_:JobId/task_:PartitionTaskId/p_00002.:userid
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-- We assign a partition task and wait for it to complete. Note that we hardcode
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-- the partition function call string, including the job and task identifiers,
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-- into the argument in the task assignment function. This hardcoding is
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-- necessary as the current psql version does not perform variable interpolation
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-- for names inside single quotes.
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SELECT task_tracker_assign_task(:JobId, :PartitionTaskId,
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'SELECT worker_range_partition_table('
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'401010, 801106, ''SELECT * FROM lineitem'', '
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'''l_orderkey'', 20, ARRAY[1000, 3000]::_int8)');
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task_tracker_assign_task
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--------------------------
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(1 row)
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SELECT pg_sleep(4.0);
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pg_sleep
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----------
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(1 row)
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SELECT task_tracker_task_status(:JobId, :PartitionTaskId);
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task_tracker_task_status
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--------------------------
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6
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(1 row)
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COPY :TablePart00 FROM :'Table_File_00';
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COPY :TablePart01 FROM :'Table_File_01';
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COPY :TablePart02 FROM :'Table_File_02';
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SELECT COUNT(*) FROM :TablePart00;
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count
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-------
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1004
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(1 row)
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SELECT COUNT(*) FROM :TablePart02;
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count
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-------
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8970
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(1 row)
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-- We first compute the difference of partition tables against the base table.
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-- Then, we compute the difference of the base table against partitioned tables.
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SELECT COUNT(*) AS diff_lhs_00 FROM (
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:SelectAll FROM :TablePart00 EXCEPT ALL
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:SelectAll FROM lineitem WHERE :PartitionColumn < 1000 ) diff;
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diff_lhs_00
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-------------
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0
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(1 row)
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SELECT COUNT(*) AS diff_lhs_01 FROM (
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:SelectAll FROM :TablePart01 EXCEPT ALL
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:SelectAll FROM lineitem WHERE :PartitionColumn >= 1000 AND
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:PartitionColumn < 3000 ) diff;
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diff_lhs_01
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-------------
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0
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(1 row)
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SELECT COUNT(*) AS diff_lhs_02 FROM (
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:SelectAll FROM :TablePart02 EXCEPT ALL
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:SelectAll FROM lineitem WHERE :PartitionColumn >= 3000 ) diff;
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diff_lhs_02
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-------------
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0
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(1 row)
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SELECT COUNT(*) AS diff_rhs_00 FROM (
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:SelectAll FROM lineitem WHERE :PartitionColumn < 1000 EXCEPT ALL
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:SelectAll FROM :TablePart00 ) diff;
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diff_rhs_00
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-------------
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0
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(1 row)
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SELECT COUNT(*) AS diff_rhs_01 FROM (
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:SelectAll FROM lineitem WHERE :PartitionColumn >= 1000 AND
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:PartitionColumn < 3000 EXCEPT ALL
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:SelectAll FROM :TablePart01 ) diff;
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diff_rhs_01
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-------------
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0
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(1 row)
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SELECT COUNT(*) AS diff_rhs_02 FROM (
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:SelectAll FROM lineitem WHERE :PartitionColumn >= 3000 EXCEPT ALL
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:SelectAll FROM :TablePart02 ) diff;
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diff_rhs_02
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-------------
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0
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(1 row)
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