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161cbe30ff
Revert "IMPALA-6585: increase test_low_mem_limit_q21 limit" This reverts commit25bcb258df. Revert "IMPALA-6588: don't add empty list of ranges in text scan" This reverts commitd57fbec6f6. Revert "IMPALA-4835: Part 3: switch I/O buffers to buffer pool" This reverts commit24b4ed0b29. Revert "IMPALA-4835: Part 2: Allocate scan range buffers upfront" This reverts commit5699b59d0c. Revert "IMPALA-4835: Part 1: simplify I/O mgr mem mgmt and cancellation" This reverts commit65680dc421. Change-Id: Ie5ca451cd96602886b0a8ecaa846957df0269cbb Reviewed-on: http://gerrit.cloudera.org:8080/9480 Reviewed-by: Dan Hecht <dhecht@cloudera.com> Tested-by: Impala Public Jenkins
69 lines
2.7 KiB
Plaintext
69 lines
2.7 KiB
Plaintext
====
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---- QUERY
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# Explain a simple hash join query.
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explain
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select *
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from tpch.lineitem join tpch.orders on l_orderkey = o_orderkey;
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---- RESULTS: VERIFY_IS_EQUAL
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'Max Per-Host Resource Reservation: Memory=35.00MB'
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'Per-Host Resource Estimates: Memory=477.41MB'
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''
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'F02:PLAN FRAGMENT [UNPARTITIONED] hosts=1 instances=1'
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'Per-Host Resources: mem-estimate=0B mem-reservation=0B'
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' PLAN-ROOT SINK'
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' | mem-estimate=0B mem-reservation=0B'
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' |'
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' 04:EXCHANGE [UNPARTITIONED]'
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' mem-estimate=0B mem-reservation=0B'
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' tuple-ids=0,1 row-size=454B cardinality=5757710'
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''
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'F00:PLAN FRAGMENT [RANDOM] hosts=3 instances=3'
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'Per-Host Resources: mem-estimate=389.41MB mem-reservation=35.00MB runtime-filters-memory=1.00MB'
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' DATASTREAM SINK [FRAGMENT=F02, EXCHANGE=04, UNPARTITIONED]'
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' | mem-estimate=0B mem-reservation=0B'
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' 02:HASH JOIN [INNER JOIN, BROADCAST]'
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' | hash predicates: l_orderkey = o_orderkey'
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' | fk/pk conjuncts: l_orderkey = o_orderkey'
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' | runtime filters: RF000[bloom] <- o_orderkey'
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' | mem-estimate=300.41MB mem-reservation=34.00MB spill-buffer=2.00MB'
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' | tuple-ids=0,1 row-size=454B cardinality=5757710'
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' |'
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' |--03:EXCHANGE [BROADCAST]'
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' | mem-estimate=0B mem-reservation=0B'
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' | tuple-ids=1 row-size=191B cardinality=1500000'
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' |'
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' 00:SCAN HDFS [tpch.lineitem, RANDOM]'
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row_regex:.*partitions=1/1 files=1 size=.*
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' runtime filters: RF000[bloom] -> l_orderkey'
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' stored statistics:'
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row_regex:.*table: rows=6001215 size=.*
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' columns: all'
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' extrapolated-rows=disabled'
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' mem-estimate=88.00MB mem-reservation=0B'
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' tuple-ids=0 row-size=263B cardinality=6001215'
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''
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'F01:PLAN FRAGMENT [RANDOM] hosts=2 instances=2'
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'Per-Host Resources: mem-estimate=88.00MB mem-reservation=0B'
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' DATASTREAM SINK [FRAGMENT=F00, EXCHANGE=03, BROADCAST]'
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' | mem-estimate=0B mem-reservation=0B'
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' 01:SCAN HDFS [tpch.orders, RANDOM]'
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row_regex:.*partitions=1/1 files=1 size=.*
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' stored statistics:'
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row_regex:.*table: rows=1500000 size=.*
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' columns: all'
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' extrapolated-rows=disabled'
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' mem-estimate=88.00MB mem-reservation=0B'
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' tuple-ids=1 row-size=191B cardinality=1500000'
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====
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---- QUERY
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# Tests the warning about missing table stats in the explain header.
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explain select count(t1.int_col), avg(t2.float_col), sum(t3.bigint_col)
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from functional_avro.alltypes t1
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inner join functional_parquet.alltypessmall t2 on (t1.id = t2.id)
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left outer join functional_avro.alltypes t3 on (t2.id = t3.id)
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where t1.month = 1 and t2.year = 2009 and t3.bool_col = false
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---- RESULTS: VERIFY_IS_SUBSET
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'WARNING: The following tables are missing relevant table and/or column statistics.'
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'functional_avro.alltypes, functional_parquet.alltypessmall'
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====
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