palo不能支持二进制格式的文件的导入 #45
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Both Apache Parquet and ORC is supported |
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…is not enough to provide all the data for the query (#33800) When the materialized view is not enough to provide all the data for the query, if the materialized view is increment update by partition. we can union materialized view and origin query to reponse the query. this depends on #33362 such as materialized view def is as following: > CREATE MATERIALIZED VIEW mv_10086 > BUILD IMMEDIATE REFRESH AUTO ON MANUAL > partition by(l_shipdate) > DISTRIBUTED BY RANDOM BUCKETS 2 > PROPERTIES ('replication_num' = '1') > AS > select l_shipdate, o_orderdate, l_partkey, l_suppkey, sum(o_totalprice) as sum_total > from lineitem > left join orders on lineitem.l_orderkey = orders.o_orderkey and l_shipdate = o_orderdate > group by > l_shipdate, > o_orderdate, > l_partkey, > l_suppkey; the materialized view data is as following: +------------+-------------+-----------+-----------+-----------+ | l_shipdate | o_orderdate | l_partkey | l_suppkey | sum_total | +------------+-------------+-----------+-----------+-----------+ | 2023-10-18 | 2023-10-18 | 2 | 3 | 109.20 | | 2023-10-17 | 2023-10-17 | 2 | 3 | 99.50 | | 2023-10-19 | 2023-10-19 | 2 | 3 | 99.50 | +------------+-------------+-----------+-----------+-----------+ when we insert data to partition `2023-10-17`, if we run query as following ``` select l_shipdate, o_orderdate, l_partkey, l_suppkey, sum(o_totalprice) as sum_total from lineitem left join orders on lineitem.l_orderkey = orders.o_orderkey and l_shipdate = o_orderdate group by l_shipdate, o_orderdate, l_partkey, l_suppkey; ``` query rewrite by materialzied view will fail with message `Check partition query used validation fail` if we turn on the switch `SET enable_materialized_view_union_rewrite = true;` default true we run the query above again, it will success and will use union all materialized view and origin query to response the query correctly. the plan is as following: ``` | Explain String(Nereids Planner) | +----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | PLAN FRAGMENT 0 | | OUTPUT EXPRS: | | l_shipdate[#52] | | o_orderdate[#53] | | l_partkey[#54] | | l_suppkey[#55] | | sum_total[#56] | | PARTITION: UNPARTITIONED | | | | HAS_COLO_PLAN_NODE: false | | | | VRESULT SINK | | MYSQL_PROTOCAL | | | | 11:VEXCHANGE | | offset: 0 | | distribute expr lists: | | | | PLAN FRAGMENT 1 | | | | PARTITION: HASH_PARTITIONED: l_shipdate[#42], o_orderdate[#43], l_partkey[#44], l_suppkey[#45] | | | | HAS_COLO_PLAN_NODE: false | | | | STREAM DATA SINK | | EXCHANGE ID: 11 | | UNPARTITIONED | | | | 10:VUNION(756) | | | | | |----9:VAGGREGATE (merge finalize)(753) | | | | output: sum(partial_sum(o_totalprice)[#46])[#51] | | | | group by: l_shipdate[#42], o_orderdate[#43], l_partkey[#44], l_suppkey[#45] | | | | cardinality=2 | | | | distribute expr lists: l_shipdate[#42], o_orderdate[#43], l_partkey[#44], l_suppkey[#45] | | | | | | | 8:VEXCHANGE | | | offset: 0 | | | distribute expr lists: l_shipdate[#42] | | | | | 1:VEXCHANGE | | offset: 0 | | distribute expr lists: | | | | PLAN FRAGMENT 2 | | | | PARTITION: HASH_PARTITIONED: o_orderkey[#21], o_orderdate[#25] | | | | HAS_COLO_PLAN_NODE: false | | | | STREAM DATA SINK | | EXCHANGE ID: 08 | | HASH_PARTITIONED: l_shipdate[#42], o_orderdate[#43], l_partkey[#44], l_suppkey[#45] | | | | 7:VAGGREGATE (update serialize)(747) | | | STREAMING | | | output: partial_sum(o_totalprice[#41])[#46] | | | group by: l_shipdate[#37], o_orderdate[#38], l_partkey[#39], l_suppkey[#40] | | | cardinality=2 | | | distribute expr lists: l_shipdate[#37] | | | | | 6:VHASH JOIN(741) | | | join op: RIGHT OUTER JOIN(PARTITIONED)[] | | | equal join conjunct: (o_orderkey[#21] = l_orderkey[#5]) | | | equal join conjunct: (o_orderdate[#25] = l_shipdate[#15]) | | | runtime filters: RF000[min_max] <- l_orderkey[#5](2/2/2048), RF001[bloom] <- l_orderkey[#5](2/2/2048), RF002[min_max] <- l_shipdate[#15](1/1/2048), RF003[bloom] <- l_shipdate[#15](1/1/2048) | | | cardinality=2 | | | vec output tuple id: 4 | | | output tuple id: 4 | | | vIntermediate tuple ids: 3 | | | hash output slot ids: 6 7 24 25 15 | | | final projections: l_shipdate[#36], o_orderdate[#32], l_partkey[#34], l_suppkey[#35], o_totalprice[#31] | | | final project output tuple id: 4 | | | distribute expr lists: o_orderkey[#21], o_orderdate[#25] | | | distribute expr lists: l_orderkey[#5], l_shipdate[#15] | | | | | |----3:VEXCHANGE | | | offset: 0 | | | distribute expr lists: l_orderkey[#5] | | | | | 5:VEXCHANGE | | offset: 0 | | distribute expr lists: | | | | PLAN FRAGMENT 3 | | | | PARTITION: RANDOM | | | | HAS_COLO_PLAN_NODE: false | | | | STREAM DATA SINK | | EXCHANGE ID: 05 | | HASH_PARTITIONED: o_orderkey[#21], o_orderdate[#25] | | | | 4:VOlapScanNode(722) | | TABLE: union_db.orders(orders), PREAGGREGATION: ON | | runtime filters: RF000[min_max] -> o_orderkey[#21], RF001[bloom] -> o_orderkey[#21], RF002[min_max] -> o_orderdate[#25], RF003[bloom] -> o_orderdate[#25] | | partitions=3/3 (p_20231017,p_20231018,p_20231019), tablets=9/9, tabletList=161188,161190,161192 ... | | cardinality=3, avgRowSize=0.0, numNodes=1 | | pushAggOp=NONE | | | | PLAN FRAGMENT 4 | | | | PARTITION: HASH_PARTITIONED: l_orderkey[#5] | | | | HAS_COLO_PLAN_NODE: false | | | | STREAM DATA SINK | | EXCHANGE ID: 03 | | HASH_PARTITIONED: l_orderkey[#5], l_shipdate[#15] | | | | 2:VOlapScanNode(729) | | TABLE: union_db.lineitem(lineitem), PREAGGREGATION: ON | | PREDICATES: (l_shipdate[#15] >= '2023-10-17') AND (l_shipdate[#15] < '2023-10-18') | | partitions=1/3 (p_20231017), tablets=3/3, tabletList=161223,161225,161227 | | cardinality=2, avgRowSize=0.0, numNodes=1 | | pushAggOp=NONE | | | | PLAN FRAGMENT 5 | | | | PARTITION: RANDOM | | | | HAS_COLO_PLAN_NODE: false | | | | STREAM DATA SINK | | EXCHANGE ID: 01 | | RANDOM | | | | 0:VOlapScanNode(718) | | TABLE: union_db.mv_10086(mv_10086), PREAGGREGATION: ON | | partitions=2/3 (p_20231018_20231019,p_20231019_20231020), tablets=4/4, tabletList=161251,161253,161265 ... | | cardinality=2, avgRowSize=0.0, numNodes=1 | | pushAggOp=NONE | | | | MaterializedView | | MaterializedViewRewriteSuccessAndChose: | | Names: mv_10086 | | MaterializedViewRewriteSuccessButNotChose: | | | | MaterializedViewRewriteFail: | +----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ ```
yiguolei
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Apr 21, 2024
…is not enough to provide all the data for the query (#33800) When the materialized view is not enough to provide all the data for the query, if the materialized view is increment update by partition. we can union materialized view and origin query to reponse the query. this depends on #33362 such as materialized view def is as following: > CREATE MATERIALIZED VIEW mv_10086 > BUILD IMMEDIATE REFRESH AUTO ON MANUAL > partition by(l_shipdate) > DISTRIBUTED BY RANDOM BUCKETS 2 > PROPERTIES ('replication_num' = '1') > AS > select l_shipdate, o_orderdate, l_partkey, l_suppkey, sum(o_totalprice) as sum_total > from lineitem > left join orders on lineitem.l_orderkey = orders.o_orderkey and l_shipdate = o_orderdate > group by > l_shipdate, > o_orderdate, > l_partkey, > l_suppkey; the materialized view data is as following: +------------+-------------+-----------+-----------+-----------+ | l_shipdate | o_orderdate | l_partkey | l_suppkey | sum_total | +------------+-------------+-----------+-----------+-----------+ | 2023-10-18 | 2023-10-18 | 2 | 3 | 109.20 | | 2023-10-17 | 2023-10-17 | 2 | 3 | 99.50 | | 2023-10-19 | 2023-10-19 | 2 | 3 | 99.50 | +------------+-------------+-----------+-----------+-----------+ when we insert data to partition `2023-10-17`, if we run query as following ``` select l_shipdate, o_orderdate, l_partkey, l_suppkey, sum(o_totalprice) as sum_total from lineitem left join orders on lineitem.l_orderkey = orders.o_orderkey and l_shipdate = o_orderdate group by l_shipdate, o_orderdate, l_partkey, l_suppkey; ``` query rewrite by materialzied view will fail with message `Check partition query used validation fail` if we turn on the switch `SET enable_materialized_view_union_rewrite = true;` default true we run the query above again, it will success and will use union all materialized view and origin query to response the query correctly. the plan is as following: ``` | Explain String(Nereids Planner) | +----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | PLAN FRAGMENT 0 | | OUTPUT EXPRS: | | l_shipdate[#52] | | o_orderdate[#53] | | l_partkey[#54] | | l_suppkey[#55] | | sum_total[#56] | | PARTITION: UNPARTITIONED | | | | HAS_COLO_PLAN_NODE: false | | | | VRESULT SINK | | MYSQL_PROTOCAL | | | | 11:VEXCHANGE | | offset: 0 | | distribute expr lists: | | | | PLAN FRAGMENT 1 | | | | PARTITION: HASH_PARTITIONED: l_shipdate[#42], o_orderdate[#43], l_partkey[#44], l_suppkey[#45] | | | | HAS_COLO_PLAN_NODE: false | | | | STREAM DATA SINK | | EXCHANGE ID: 11 | | UNPARTITIONED | | | | 10:VUNION(756) | | | | | |----9:VAGGREGATE (merge finalize)(753) | | | | output: sum(partial_sum(o_totalprice)[#46])[#51] | | | | group by: l_shipdate[#42], o_orderdate[#43], l_partkey[#44], l_suppkey[#45] | | | | cardinality=2 | | | | distribute expr lists: l_shipdate[#42], o_orderdate[#43], l_partkey[#44], l_suppkey[#45] | | | | | | | 8:VEXCHANGE | | | offset: 0 | | | distribute expr lists: l_shipdate[#42] | | | | | 1:VEXCHANGE | | offset: 0 | | distribute expr lists: | | | | PLAN FRAGMENT 2 | | | | PARTITION: HASH_PARTITIONED: o_orderkey[#21], o_orderdate[#25] | | | | HAS_COLO_PLAN_NODE: false | | | | STREAM DATA SINK | | EXCHANGE ID: 08 | | HASH_PARTITIONED: l_shipdate[#42], o_orderdate[#43], l_partkey[#44], l_suppkey[#45] | | | | 7:VAGGREGATE (update serialize)(747) | | | STREAMING | | | output: partial_sum(o_totalprice[#41])[#46] | | | group by: l_shipdate[#37], o_orderdate[#38], l_partkey[#39], l_suppkey[#40] | | | cardinality=2 | | | distribute expr lists: l_shipdate[#37] | | | | | 6:VHASH JOIN(741) | | | join op: RIGHT OUTER JOIN(PARTITIONED)[] | | | equal join conjunct: (o_orderkey[#21] = l_orderkey[#5]) | | | equal join conjunct: (o_orderdate[#25] = l_shipdate[#15]) | | | runtime filters: RF000[min_max] <- l_orderkey[#5](2/2/2048), RF001[bloom] <- l_orderkey[#5](2/2/2048), RF002[min_max] <- l_shipdate[#15](1/1/2048), RF003[bloom] <- l_shipdate[#15](1/1/2048) | | | cardinality=2 | | | vec output tuple id: 4 | | | output tuple id: 4 | | | vIntermediate tuple ids: 3 | | | hash output slot ids: 6 7 24 25 15 | | | final projections: l_shipdate[#36], o_orderdate[#32], l_partkey[#34], l_suppkey[#35], o_totalprice[#31] | | | final project output tuple id: 4 | | | distribute expr lists: o_orderkey[#21], o_orderdate[#25] | | | distribute expr lists: l_orderkey[#5], l_shipdate[#15] | | | | | |----3:VEXCHANGE | | | offset: 0 | | | distribute expr lists: l_orderkey[#5] | | | | | 5:VEXCHANGE | | offset: 0 | | distribute expr lists: | | | | PLAN FRAGMENT 3 | | | | PARTITION: RANDOM | | | | HAS_COLO_PLAN_NODE: false | | | | STREAM DATA SINK | | EXCHANGE ID: 05 | | HASH_PARTITIONED: o_orderkey[#21], o_orderdate[#25] | | | | 4:VOlapScanNode(722) | | TABLE: union_db.orders(orders), PREAGGREGATION: ON | | runtime filters: RF000[min_max] -> o_orderkey[#21], RF001[bloom] -> o_orderkey[#21], RF002[min_max] -> o_orderdate[#25], RF003[bloom] -> o_orderdate[#25] | | partitions=3/3 (p_20231017,p_20231018,p_20231019), tablets=9/9, tabletList=161188,161190,161192 ... | | cardinality=3, avgRowSize=0.0, numNodes=1 | | pushAggOp=NONE | | | | PLAN FRAGMENT 4 | | | | PARTITION: HASH_PARTITIONED: l_orderkey[#5] | | | | HAS_COLO_PLAN_NODE: false | | | | STREAM DATA SINK | | EXCHANGE ID: 03 | | HASH_PARTITIONED: l_orderkey[#5], l_shipdate[#15] | | | | 2:VOlapScanNode(729) | | TABLE: union_db.lineitem(lineitem), PREAGGREGATION: ON | | PREDICATES: (l_shipdate[#15] >= '2023-10-17') AND (l_shipdate[#15] < '2023-10-18') | | partitions=1/3 (p_20231017), tablets=3/3, tabletList=161223,161225,161227 | | cardinality=2, avgRowSize=0.0, numNodes=1 | | pushAggOp=NONE | | | | PLAN FRAGMENT 5 | | | | PARTITION: RANDOM | | | | HAS_COLO_PLAN_NODE: false | | | | STREAM DATA SINK | | EXCHANGE ID: 01 | | RANDOM | | | | 0:VOlapScanNode(718) | | TABLE: union_db.mv_10086(mv_10086), PREAGGREGATION: ON | | partitions=2/3 (p_20231018_20231019,p_20231019_20231020), tablets=4/4, tabletList=161251,161253,161265 ... | | cardinality=2, avgRowSize=0.0, numNodes=1 | | pushAggOp=NONE | | | | MaterializedView | | MaterializedViewRewriteSuccessAndChose: | | Names: mv_10086 | | MaterializedViewRewriteSuccessButNotChose: | | | | MaterializedViewRewriteFail: | +----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ ```
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希望能够支持二进制格式文件的导入
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