Details
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New Feature
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Status: Open
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Major
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Resolution: Unresolved
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0.14.0
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None
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None
Description
When a query has a join between two tables on hybrid join condition (conjunction + disjunction) the resulting join order from CBO is suboptimal.
Re-writing the query results in 9x performance improvement.
This was observed in several TPC-DS queries like Q72 and Q64.
The culprit join conditions are :
catalog_sales.cs_item_sk = inventory.inv_item_sk and inv_quantity_on_hand < cs_quantity
This is a simplified version of Q72.
select count(*) total_cnt from catalog_sales join inventory on (catalog_sales.cs_item_sk = inventory.inv_item_sk) join warehouse on (warehouse.w_warehouse_sk=inventory.inv_warehouse_sk) join item on (item.i_item_sk = catalog_sales.cs_item_sk) join customer_demographics on (catalog_sales.cs_bill_cdemo_sk = customer_demographics.cd_demo_sk) join household_demographics on (catalog_sales.cs_bill_hdemo_sk = household_demographics.hd_demo_sk) join date_dim d1 on (catalog_sales.cs_sold_date_sk = d1.d_date_sk) join date_dim d2 on (inventory.inv_date_sk = d2.d_date_sk) join date_dim d3 on (catalog_sales.cs_ship_date_sk = d3.d_date_sk) where d1.d_week_seq = d2.d_week_seq and inv_quantity_on_hand < cs_quantity and d3.d_date > d1.d_date + 5 and hd_buy_potential = '1001-5000' and d1.d_year = 2001 and hd_buy_potential = '1001-5000' and cd_marital_status = 'M' and d1.d_year = 2001;
If the inventory table is moved down in the join order a more efficient plan is generated
Modified query
select count(*) total_cnt from catalog_sales join item on (item.i_item_sk = catalog_sales.cs_item_sk) join customer_demographics on (catalog_sales.cs_bill_cdemo_sk = customer_demographics.cd_demo_sk) join household_demographics on (catalog_sales.cs_bill_hdemo_sk = household_demographics.hd_demo_sk) join date_dim d1 on (catalog_sales.cs_sold_date_sk = d1.d_date_sk) join date_dim d3 on (catalog_sales.cs_ship_date_sk = d3.d_date_sk) join inventory on (catalog_sales.cs_item_sk = inventory.inv_item_sk) join warehouse on (warehouse.w_warehouse_sk=inventory.inv_warehouse_sk) join date_dim d2 on (inventory.inv_date_sk = d2.d_date_sk) where d1.d_week_seq = d2.d_week_seq and inv_quantity_on_hand < cs_quantity and d3.d_date > d1.d_date + 5 and hd_buy_potential = '1001-5000' and d1.d_year = 2001 and hd_buy_potential = '1001-5000' and cd_marital_status = 'M' and d1.d_year = 2001;
Plan with base query notice how catalog_sales joins with inventory first
STAGE PLANS: Stage: Stage-1 Tez Edges: Map 3 <- Map 1 (BROADCAST_EDGE), Map 10 (BROADCAST_EDGE), Map 11 (BROADCAST_EDGE), Map 12 (BROADCAST_EDGE), Map 13 (BROADCAST_EDGE), Map 2 (BROADCAST_EDGE), Map 6 (BROADCAST_EDGE), Map 7 (BROADCAST_EDGE), Map 8 (BROADCAST_EDGE), Map 9 (BROADCAST_EDGE) Reducer 4 <- Map 3 (SIMPLE_EDGE) Reducer 5 <- Reducer 4 (SIMPLE_EDGE) DagName: mmokhtar_20141015151414_a08eae06-7250-4833-9e1d-8e58eb69780e:1 Vertices: Map 1 Map Operator Tree: TableScan alias: d1 filterExpr: (d_date_sk is not null and d_week_seq is not null) (type: boolean) Statistics: Num rows: 73049 Data size: 81741831 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: (d_date_sk is not null and d_week_seq is not null) (type: boolean) Statistics: Num rows: 73049 Data size: 584392 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: d_date_sk (type: int), d_week_seq (type: int) outputColumnNames: _col0, _col1 Statistics: Num rows: 73049 Data size: 584392 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: int), _col1 (type: int) sort order: ++ Map-reduce partition columns: _col0 (type: int), _col1 (type: int) Statistics: Num rows: 73049 Data size: 584392 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: _col0 (type: int) outputColumnNames: _col0 Statistics: Num rows: 73049 Data size: 0 Basic stats: PARTIAL Column stats: COMPLETE Group By Operator keys: _col0 (type: int) mode: hash outputColumnNames: _col0 Statistics: Num rows: 73049 Data size: 0 Basic stats: PARTIAL Column stats: COMPLETE Dynamic Partitioning Event Operator Target Input: inventory Partition key expr: inv_date_sk Statistics: Num rows: 73049 Data size: 0 Basic stats: PARTIAL Column stats: COMPLETE Target column: inv_date_sk Target Vertex: Map 7 Execution mode: vectorized Map 10 Map Operator Tree: TableScan alias: catalog_returns Statistics: Num rows: 28798881 Data size: 2942039156 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: cr_item_sk (type: int), cr_order_number (type: int) outputColumnNames: _col0, _col1 Statistics: Num rows: 28798881 Data size: 230391048 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: int), _col1 (type: int) sort order: ++ Map-reduce partition columns: _col0 (type: int), _col1 (type: int) Statistics: Num rows: 28798881 Data size: 230391048 Basic stats: COMPLETE Column stats: COMPLETE Execution mode: vectorized Map 11 Map Operator Tree: TableScan alias: customer_demographics filterExpr: ((cd_marital_status = 'M') and cd_demo_sk is not null) (type: boolean) Statistics: Num rows: 1920800 Data size: 718379200 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: ((cd_marital_status = 'M') and cd_demo_sk is not null) (type: boolean) Statistics: Num rows: 274400 Data size: 24421600 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: cd_demo_sk (type: int) outputColumnNames: _col0 Statistics: Num rows: 274400 Data size: 1097600 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: int) sort order: + Map-reduce partition columns: _col0 (type: int) Statistics: Num rows: 274400 Data size: 1097600 Basic stats: COMPLETE Column stats: COMPLETE Execution mode: vectorized Map 12 Map Operator Tree: TableScan alias: promotion Statistics: Num rows: 450 Data size: 530848 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: p_promo_sk (type: int) outputColumnNames: _col0 Statistics: Num rows: 450 Data size: 1800 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: int) sort order: + Map-reduce partition columns: _col0 (type: int) Statistics: Num rows: 450 Data size: 1800 Basic stats: COMPLETE Column stats: COMPLETE Execution mode: vectorized Map 13 Map Operator Tree: TableScan alias: household_demographics filterExpr: ((hd_buy_potential = '1001-5000') and hd_demo_sk is not null) (type: boolean) Statistics: Num rows: 7200 Data size: 770400 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: ((hd_buy_potential = '1001-5000') and hd_demo_sk is not null) (type: boolean) Statistics: Num rows: 1440 Data size: 138240 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: hd_demo_sk (type: int) outputColumnNames: _col0 Statistics: Num rows: 1440 Data size: 5760 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: int) sort order: + Map-reduce partition columns: _col0 (type: int) Statistics: Num rows: 1440 Data size: 5760 Basic stats: COMPLETE Column stats: COMPLETE Execution mode: vectorized Map 2 Map Operator Tree: TableScan alias: d1 filterExpr: d_date_sk is not null (type: boolean) Statistics: Num rows: 73049 Data size: 81741831 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: d_date_sk is not null (type: boolean) Statistics: Num rows: 73049 Data size: 7158802 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: d_date_sk (type: int), d_date (type: string) outputColumnNames: _col0, _col1 Statistics: Num rows: 73049 Data size: 7158802 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: int) sort order: + Map-reduce partition columns: _col0 (type: int) Statistics: Num rows: 73049 Data size: 7158802 Basic stats: COMPLETE Column stats: COMPLETE value expressions: _col1 (type: string) Execution mode: vectorized Map 3 Map Operator Tree: TableScan alias: catalog_sales filterExpr: (((cs_item_sk is not null and cs_bill_hdemo_sk is not null) and cs_bill_cdemo_sk is not null) and cs_ship_date_sk is not null) (type: boolean) Statistics: Num rows: 286549727 Data size: 37743959324 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: (((cs_item_sk is not null and cs_bill_hdemo_sk is not null) and cs_bill_cdemo_sk is not null) and cs_ship_date_sk is not null) (type: boolean) Statistics: Num rows: 284396955 Data size: 7948828532 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: cs_ship_date_sk (type: int), cs_bill_cdemo_sk (type: int), cs_bill_hdemo_sk (type: int), cs_item_sk (type: int), cs_promo_sk (type: int), cs_order_number (type: int), cs_quantity (type: int), cs_sold_date_sk (type: int) outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, _col6, _col7 Statistics: Num rows: 284396955 Data size: 9086416352 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Inner Join 0 to 1 condition expressions: 0 {_col0} {_col1} {_col2} {_col3} {_col4} {_col5} {_col6} {_col7} 1 {_col1} {_col2} {_col3} keys: 0 _col3 (type: int) 1 _col0 (type: int) outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, _col6, _col7, _col9, _col10, _col11 input vertices: 1 Map 7 Statistics: Num rows: 275157677926 Data size: 8805045693632 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: (_col10 < _col6) (type: boolean) Statistics: Num rows: 91719225975 Data size: 2935015231200 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: _col0 (type: int), _col1 (type: int), _col11 (type: int), _col2 (type: int), _col3 (type: int), _col4 (type: int), _col5 (type: int), _col7 (type: int), _col9 (type: int) outputColumnNames: _col0, _col1, _col11, _col2, _col3, _col4, _col5, _col7, _col9 Statistics: Num rows: 91719225975 Data size: 2201261423400 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Inner Join 0 to 1 condition expressions: 0 {_col0} {_col1} {_col2} {_col3} {_col4} {_col5} {_col9} {_col11} 1 {_col1} {_col2} keys: 0 _col7 (type: int) 1 _col0 (type: int) outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, _col9, _col11, _col13, _col14 input vertices: 1 Map 8 Statistics: Num rows: 102398861876 Data size: 12083065701368 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Inner Join 0 to 1 condition expressions: 0 {_col0} {_col1} {_col2} {_col3} {_col4} {_col5} {_col9} {_col13} {_col14} 1 keys: 0 _col11 (type: int), _col14 (type: int) 1 _col0 (type: int), _col1 (type: int) outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5, _col9, _col13, _col14 input vertices: 1 Map 1 Statistics: Num rows: 8705458 Data size: 992422212 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Inner Join 0 to 1 condition expressions: 0 {_col0} {_col1} {_col3} {_col4} {_col5} {_col9} {_col13} {_col14} 1 keys: 0 _col2 (type: int) 1 _col0 (type: int) outputColumnNames: _col0, _col1, _col3, _col4, _col5, _col9, _col13, _col14 input vertices: 1 Map 13 Statistics: Num rows: 6739709 Data size: 768326826 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: _col0 (type: int), _col1 (type: int), _col13 (type: string), _col14 (type: int), _col3 (type: int), _col4 (type: int), _col5 (type: int), _col9 (type: int) outputColumnNames: _col0, _col1, _col13, _col14, _col3, _col4, _col5, _col9 Statistics: Num rows: 6739709 Data size: 768326826 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Inner Join 0 to 1 condition expressions: 0 1 {_col0} {_col3} {_col4} {_col5} {_col9} {_col13} {_col14} keys: 0 _col0 (type: int) 1 _col1 (type: int) outputColumnNames: _col2, _col5, _col6, _col7, _col11, _col15, _col16 input vertices: 0 Map 11 Statistics: Num rows: 7051609 Data size: 803883426 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: _col11 (type: int), _col15 (type: string), _col16 (type: int), _col2 (type: int), _col5 (type: int), _col6 (type: int), _col7 (type: int) outputColumnNames: _col11, _col15, _col16, _col2, _col5, _col6, _col7 Statistics: Num rows: 7051609 Data size: 803883426 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Inner Join 0 to 1 condition expressions: 0 {_col1} 1 {_col5} {_col6} {_col7} {_col11} {_col15} {_col16} keys: 0 _col0 (type: int) 1 _col2 (type: int) outputColumnNames: _col1, _col7, _col8, _col9, _col13, _col17, _col18 input vertices: 0 Map 2 Statistics: Num rows: 7884543 Data size: 1639984944 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: (UDFToDouble(_col1) > (UDFToDouble(_col17) + UDFToDouble(5))) (type: boolean) Statistics: Num rows: 2628181 Data size: 546661648 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: _col13 (type: int), _col18 (type: int), _col7 (type: int), _col8 (type: int), _col9 (type: int) outputColumnNames: _col13, _col18, _col7, _col8, _col9 Statistics: Num rows: 2628181 Data size: 52563620 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Inner Join 0 to 1 condition expressions: 0 {_col1} 1 {_col7} {_col8} {_col9} {_col13} {_col18} keys: 0 _col0 (type: int) 1 _col7 (type: int) outputColumnNames: _col1, _col9, _col10, _col11, _col15, _col20 input vertices: 0 Map 6 Statistics: Num rows: 29222304 Data size: 5961350016 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Inner Join 0 to 1 condition expressions: 0 {_col1} {_col9} {_col10} {_col11} {_col20} 1 {_col1} keys: 0 _col15 (type: int) 1 _col0 (type: int) outputColumnNames: _col1, _col9, _col10, _col11, _col20, _col27 input vertices: 1 Map 9 Statistics: Num rows: 35066764 Data size: 10484962436 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: _col27 (type: string), _col1 (type: string), _col20 (type: int), _col9 (type: int), _col10 (type: int), _col11 (type: int) outputColumnNames: _col13, _col15, _col22, _col3, _col4, _col5 Statistics: Num rows: 35066764 Data size: 10484962436 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Right Outer Join0 to 1 condition expressions: 0 {_col0} 1 {_col3} {_col5} {_col13} {_col15} {_col22} keys: 0 _col0 (type: int) 1 _col4 (type: int) outputColumnNames: _col0, _col4, _col6, _col14, _col16, _col23 input vertices: 0 Map 12 Statistics: Num rows: 631201752 Data size: 188729323848 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: _col0 (type: int), _col14 (type: string), _col16 (type: string), _col23 (type: int), _col4 (type: int), _col6 (type: int) outputColumnNames: _col0, _col14, _col16, _col23, _col4, _col6 Statistics: Num rows: 631201752 Data size: 188729323848 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Right Outer Join0 to 1 condition expressions: 0 1 {_col0} {_col14} {_col16} {_col23} keys: 0 _col0 (type: int), _col1 (type: int) 1 _col4 (type: int), _col6 (type: int) outputColumnNames: _col2, _col16, _col18, _col25 input vertices: 0 Map 10 Statistics: Num rows: 610256859 Data size: 177584745969 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: _col18 (type: string), _col16 (type: string), _col25 (type: int), CASE WHEN (_col2 is null) THEN (1) ELSE (0) END (type: int), CASE WHEN (_col2 is not null) THEN (1) ELSE (0) END (type: int) outputColumnNames: _col0, _col1, _col2, _col3, _col4 Statistics: Num rows: 610256859 Data size: 177584745969 Basic stats: COMPLETE Column stats: COMPLETE Group By Operator aggregations: count(_col3), count(_col4), count() keys: _col0 (type: string), _col1 (type: string), _col2 (type: int) mode: hash outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5 Statistics: Num rows: 44400 Data size: 1243200 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: string), _col1 (type: string), _col2 (type: int) sort order: +++ Map-reduce partition columns: _col0 (type: string), _col1 (type: string), _col2 (type: int) Statistics: Num rows: 44400 Data size: 1243200 Basic stats: COMPLETE Column stats: COMPLETE value expressions: _col3 (type: bigint), _col4 (type: bigint), _col5 (type: bigint) Execution mode: vectorized Map 6 Map Operator Tree: TableScan alias: item filterExpr: i_item_sk is not null (type: boolean) Statistics: Num rows: 48000 Data size: 68732712 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: i_item_sk is not null (type: boolean) Statistics: Num rows: 48000 Data size: 9024000 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: i_item_sk (type: int), i_item_desc (type: string) outputColumnNames: _col0, _col1 Statistics: Num rows: 48000 Data size: 9024000 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: int) sort order: + Map-reduce partition columns: _col0 (type: int) Statistics: Num rows: 48000 Data size: 9024000 Basic stats: COMPLETE Column stats: COMPLETE value expressions: _col1 (type: string) Execution mode: vectorized Map 7 Map Operator Tree: TableScan alias: inventory filterExpr: (inv_item_sk is not null and inv_warehouse_sk is not null) (type: boolean) Statistics: Num rows: 37584000 Data size: 443485104 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: (inv_item_sk is not null and inv_warehouse_sk is not null) (type: boolean) Statistics: Num rows: 37584000 Data size: 443485104 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: inv_item_sk (type: int), inv_warehouse_sk (type: int), inv_quantity_on_hand (type: int), inv_date_sk (type: int) outputColumnNames: _col0, _col1, _col2, _col3 Statistics: Num rows: 37584000 Data size: 593821104 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: int) sort order: + Map-reduce partition columns: _col0 (type: int) Statistics: Num rows: 37584000 Data size: 593821104 Basic stats: COMPLETE Column stats: COMPLETE value expressions: _col1 (type: int), _col2 (type: int), _col3 (type: int) Execution mode: vectorized Map 8 Map Operator Tree: TableScan alias: d1 filterExpr: (((d_year = 2001) and d_date_sk is not null) and d_week_seq is not null) (type: boolean) Statistics: Num rows: 73049 Data size: 81741831 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: (((d_year = 2001) and d_date_sk is not null) and d_week_seq is not null) (type: boolean) Statistics: Num rows: 652 Data size: 69112 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: d_date_sk (type: int), d_date (type: string), d_week_seq (type: int) outputColumnNames: _col0, _col1, _col2 Statistics: Num rows: 652 Data size: 66504 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: int) sort order: + Map-reduce partition columns: _col0 (type: int) Statistics: Num rows: 652 Data size: 66504 Basic stats: COMPLETE Column stats: COMPLETE value expressions: _col1 (type: string), _col2 (type: int) Select Operator expressions: _col0 (type: int) outputColumnNames: _col0 Statistics: Num rows: 652 Data size: 0 Basic stats: PARTIAL Column stats: COMPLETE Group By Operator keys: _col0 (type: int) mode: hash outputColumnNames: _col0 Statistics: Num rows: 652 Data size: 0 Basic stats: PARTIAL Column stats: COMPLETE Dynamic Partitioning Event Operator Target Input: catalog_sales Partition key expr: cs_sold_date_sk Statistics: Num rows: 652 Data size: 0 Basic stats: PARTIAL Column stats: COMPLETE Target column: cs_sold_date_sk Target Vertex: Map 3 Execution mode: vectorized Map 9 Map Operator Tree: TableScan alias: warehouse filterExpr: w_warehouse_sk is not null (type: boolean) Statistics: Num rows: 6 Data size: 6166 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: w_warehouse_sk is not null (type: boolean) Statistics: Num rows: 6 Data size: 618 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: w_warehouse_sk (type: int), w_warehouse_name (type: string) outputColumnNames: _col0, _col1 Statistics: Num rows: 6 Data size: 618 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: int) sort order: + Map-reduce partition columns: _col0 (type: int) Statistics: Num rows: 6 Data size: 618 Basic stats: COMPLETE Column stats: COMPLETE value expressions: _col1 (type: string) Execution mode: vectorized Reducer 4 Reduce Operator Tree: Group By Operator aggregations: count(VALUE._col0), count(VALUE._col1), count(VALUE._col2) keys: KEY._col0 (type: string), KEY._col1 (type: string), KEY._col2 (type: int) mode: mergepartial outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5 Statistics: Num rows: 44400 Data size: 2131200 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: _col0 (type: string), _col1 (type: string), _col2 (type: int), _col3 (type: bigint), _col4 (type: bigint), _col5 (type: bigint) outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5 Statistics: Num rows: 44400 Data size: 2131200 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col5 (type: bigint), _col0 (type: string), _col1 (type: string), _col2 (type: int) sort order: -+++ Statistics: Num rows: 44400 Data size: 2131200 Basic stats: COMPLETE Column stats: COMPLETE TopN Hash Memory Usage: 0.04 value expressions: _col3 (type: bigint), _col4 (type: bigint) Execution mode: vectorized Reducer 5 Reduce Operator Tree: Select Operator expressions: KEY.reducesinkkey1 (type: string), KEY.reducesinkkey2 (type: string), KEY.reducesinkkey3 (type: int), VALUE._col0 (type: bigint), VALUE._col1 (type: bigint), KEY.reducesinkkey0 (type: bigint) outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5 Statistics: Num rows: 44400 Data size: 2131200 Basic stats: COMPLETE Column stats: COMPLETE Limit Number of rows: 100 Statistics: Num rows: 100 Data size: 4800 Basic stats: COMPLETE Column stats: COMPLETE File Output Operator compressed: false Statistics: Num rows: 100 Data size: 4800 Basic stats: COMPLETE Column stats: COMPLETE table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe Execution mode: vectorized Stage: Stage-0 Fetch Operator limit: 100 Processor Tree: ListSink Time taken: 16.504 seconds, Fetched: 463 row(s)
Plan with modified query
STAGE DEPENDENCIES: Stage-1 is a root stage Stage-0 depends on stages: Stage-1 STAGE PLANS: Stage: Stage-1 Tez Edges: Map 2 <- Map 1 (BROADCAST_EDGE), Map 10 (BROADCAST_EDGE), Map 7 (BROADCAST_EDGE) Map 7 <- Map 4 (BROADCAST_EDGE), Map 5 (BROADCAST_EDGE), Map 6 (BROADCAST_EDGE), Map 8 (BROADCAST_EDGE), Map 9 (BROADCAST_EDGE) Reducer 3 <- Map 2 (SIMPLE_EDGE) DagName: mmokhtar_20150206180606_2f891814-bf41-4888-ab80-dddf4425205f:1 Vertices: Map 1 Map Operator Tree: TableScan alias: d1 filterExpr: (d_date_sk is not null and d_week_seq is not null) (type: boolean) Statistics: Num rows: 73049 Data size: 81741831 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: (d_date_sk is not null and d_week_seq is not null) (type: boolean) Statistics: Num rows: 73049 Data size: 584392 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: d_date_sk (type: int), d_week_seq (type: int) outputColumnNames: _col0, _col1 Statistics: Num rows: 73049 Data size: 584392 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: int), _col1 (type: int) sort order: ++ Map-reduce partition columns: _col0 (type: int), _col1 (type: int) Statistics: Num rows: 73049 Data size: 584392 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: _col0 (type: int) outputColumnNames: _col0 Statistics: Num rows: 73049 Data size: 584392 Basic stats: COMPLETE Column stats: COMPLETE Group By Operator keys: _col0 (type: int) mode: hash outputColumnNames: _col0 Statistics: Num rows: 73049 Data size: 584392 Basic stats: COMPLETE Column stats: COMPLETE Dynamic Partitioning Event Operator Target Input: inventory Partition key expr: inv_date_sk Statistics: Num rows: 73049 Data size: 584392 Basic stats: COMPLETE Column stats: COMPLETE Target column: inv_date_sk Target Vertex: Map 2 Map 10 Map Operator Tree: TableScan alias: warehouse filterExpr: w_warehouse_sk is not null (type: boolean) Statistics: Num rows: 6 Data size: 6166 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: w_warehouse_sk is not null (type: boolean) Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: w_warehouse_sk (type: int) outputColumnNames: _col0 Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: int) sort order: + Map-reduce partition columns: _col0 (type: int) Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: COMPLETE Map 2 Map Operator Tree: TableScan alias: inventory filterExpr: (inv_item_sk is not null and inv_warehouse_sk is not null) (type: boolean) Statistics: Num rows: 37584000 Data size: 443485104 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: (inv_item_sk is not null and inv_warehouse_sk is not null) (type: boolean) Statistics: Num rows: 37584000 Data size: 593821104 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: inv_item_sk (type: int), inv_warehouse_sk (type: int), inv_quantity_on_hand (type: int), inv_date_sk (type: int) outputColumnNames: _col0, _col1, _col2, _col3 Statistics: Num rows: 37584000 Data size: 593821104 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Inner Join 0 to 1 keys: 0 _col0 (type: int) 1 _col3 (type: int) outputColumnNames: _col1, _col2, _col3, _col8, _col17 input vertices: 1 Map 7 Statistics: Num rows: 937245073 Data size: 14995921168 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: (_col2 < _col8) (type: boolean) Statistics: Num rows: 312415024 Data size: 4998640384 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: _col17 (type: int), _col1 (type: int), _col3 (type: int) outputColumnNames: _col13, _col18, _col20 Statistics: Num rows: 312415024 Data size: 2499320192 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Inner Join 0 to 1 keys: 0 _col0 (type: int), _col1 (type: int) 1 _col20 (type: int), _col13 (type: int) outputColumnNames: _col20 input vertices: 0 Map 1 Statistics: Num rows: 26560 Data size: 106240 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Inner Join 0 to 1 keys: 0 _col20 (type: int) 1 _col0 (type: int) input vertices: 1 Map 10 Statistics: Num rows: 26560 Data size: 0 Basic stats: PARTIAL Column stats: COMPLETE Group By Operator aggregations: count() mode: hash outputColumnNames: _col0 Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator sort order: Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE value expressions: _col0 (type: bigint) Map 4 Map Operator Tree: TableScan alias: d1 filterExpr: d_date_sk is not null (type: boolean) Statistics: Num rows: 73049 Data size: 81741831 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: d_date_sk is not null (type: boolean) Statistics: Num rows: 73049 Data size: 7158802 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: d_date_sk (type: int), d_date (type: string) outputColumnNames: _col0, _col1 Statistics: Num rows: 73049 Data size: 7158802 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: int) sort order: + Map-reduce partition columns: _col0 (type: int) Statistics: Num rows: 73049 Data size: 7158802 Basic stats: COMPLETE Column stats: COMPLETE value expressions: _col1 (type: string) Map 5 Map Operator Tree: TableScan alias: item filterExpr: i_item_sk is not null (type: boolean) Statistics: Num rows: 48000 Data size: 68732712 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: i_item_sk is not null (type: boolean) Statistics: Num rows: 48000 Data size: 192000 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: i_item_sk (type: int) outputColumnNames: _col0 Statistics: Num rows: 48000 Data size: 192000 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: int) sort order: + Map-reduce partition columns: _col0 (type: int) Statistics: Num rows: 48000 Data size: 192000 Basic stats: COMPLETE Column stats: COMPLETE Map 6 Map Operator Tree: TableScan alias: customer_demographics filterExpr: ((cd_marital_status = 'M') and cd_demo_sk is not null) (type: boolean) Statistics: Num rows: 1920800 Data size: 718379200 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: ((cd_marital_status = 'M') and cd_demo_sk is not null) (type: boolean) Statistics: Num rows: 274400 Data size: 24421600 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: cd_demo_sk (type: int) outputColumnNames: _col0 Statistics: Num rows: 274400 Data size: 1097600 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: int) sort order: + Map-reduce partition columns: _col0 (type: int) Statistics: Num rows: 274400 Data size: 1097600 Basic stats: COMPLETE Column stats: COMPLETE Map 7 Map Operator Tree: TableScan alias: catalog_sales filterExpr: (((cs_bill_hdemo_sk is not null and cs_bill_cdemo_sk is not null) and cs_item_sk is not null) and cs_ship_date_sk is not null) (type: boolean) Statistics: Num rows: 286549727 Data size: 37743959324 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: (((cs_bill_hdemo_sk is not null and cs_bill_cdemo_sk is not null) and cs_item_sk is not null) and cs_ship_date_sk is not null) (type: boolean) Statistics: Num rows: 284396955 Data size: 6814100200 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: cs_ship_date_sk (type: int), cs_bill_cdemo_sk (type: int), cs_bill_hdemo_sk (type: int), cs_item_sk (type: int), cs_quantity (type: int), cs_sold_date_sk (type: int) outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5 Statistics: Num rows: 284396955 Data size: 6814100200 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Inner Join 0 to 1 keys: 0 _col5 (type: int) 1 _col0 (type: int) outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col7, _col8 input vertices: 1 Map 8 Statistics: Num rows: 101715202 Data size: 12002393836 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Inner Join 0 to 1 keys: 0 _col2 (type: int) 1 _col0 (type: int) outputColumnNames: _col0, _col1, _col3, _col4, _col7, _col8 input vertices: 1 Map 9 Statistics: Num rows: 20343040 Data size: 2319106560 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Inner Join 0 to 1 keys: 0 _col0 (type: int) 1 _col1 (type: int) outputColumnNames: _col2, _col5, _col6, _col9, _col10 input vertices: 0 Map 6 Statistics: Num rows: 2906149 Data size: 34873788 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: _col10 (type: int), _col2 (type: int), _col5 (type: int), _col6 (type: int), _col9 (type: string) outputColumnNames: _col10, _col2, _col5, _col6, _col9 Statistics: Num rows: 2906149 Data size: 34873788 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Inner Join 0 to 1 keys: 0 _col0 (type: int) 1 _col5 (type: int) outputColumnNames: _col3, _col6, _col7, _col10, _col11 input vertices: 0 Map 5 Statistics: Num rows: 2906149 Data size: 34873788 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: _col10 (type: string), _col11 (type: int), _col3 (type: int), _col6 (type: int), _col7 (type: int) outputColumnNames: _col10, _col11, _col3, _col6, _col7 Statistics: Num rows: 2906149 Data size: 34873788 Basic stats: COMPLETE Column stats: COMPLETE Map Join Operator condition map: Inner Join 0 to 1 keys: 0 _col0 (type: int) 1 _col3 (type: int) outputColumnNames: _col1, _col8, _col9, _col12, _col13 input vertices: 0 Map 4 Statistics: Num rows: 2906149 Data size: 296427198 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: (UDFToDouble(_col1) > (UDFToDouble(_col12) + 5.0)) (type: boolean) Statistics: Num rows: 968716 Data size: 98809032 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: _col13 (type: int), _col8 (type: int), _col9 (type: int) outputColumnNames: _col13, _col3, _col4 Statistics: Num rows: 968716 Data size: 7749728 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col3 (type: int) sort order: + Map-reduce partition columns: _col3 (type: int) Statistics: Num rows: 968716 Data size: 7749728 Basic stats: COMPLETE Column stats: COMPLETE value expressions: _col4 (type: int), _col13 (type: int) Map 8 Map Operator Tree: TableScan alias: d1 filterExpr: (((d_year = 2001) and d_date_sk is not null) and d_week_seq is not null) (type: boolean) Statistics: Num rows: 73049 Data size: 81741831 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: (((d_year = 2001) and d_date_sk is not null) and d_week_seq is not null) (type: boolean) Statistics: Num rows: 652 Data size: 69112 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: d_date_sk (type: int), d_date (type: string), d_week_seq (type: int) outputColumnNames: _col0, _col1, _col2 Statistics: Num rows: 652 Data size: 66504 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: int) sort order: + Map-reduce partition columns: _col0 (type: int) Statistics: Num rows: 652 Data size: 66504 Basic stats: COMPLETE Column stats: COMPLETE value expressions: _col1 (type: string), _col2 (type: int) Select Operator expressions: _col0 (type: int) outputColumnNames: _col0 Statistics: Num rows: 652 Data size: 66504 Basic stats: COMPLETE Column stats: COMPLETE Group By Operator keys: _col0 (type: int) mode: hash outputColumnNames: _col0 Statistics: Num rows: 652 Data size: 66504 Basic stats: COMPLETE Column stats: COMPLETE Dynamic Partitioning Event Operator Target Input: catalog_sales Partition key expr: cs_sold_date_sk Statistics: Num rows: 652 Data size: 66504 Basic stats: COMPLETE Column stats: COMPLETE Target column: cs_sold_date_sk Target Vertex: Map 7 Map 9 Map Operator Tree: TableScan alias: household_demographics filterExpr: ((hd_buy_potential = '1001-5000') and hd_demo_sk is not null) (type: boolean) Statistics: Num rows: 7200 Data size: 770400 Basic stats: COMPLETE Column stats: COMPLETE Filter Operator predicate: ((hd_buy_potential = '1001-5000') and hd_demo_sk is not null) (type: boolean) Statistics: Num rows: 1440 Data size: 138240 Basic stats: COMPLETE Column stats: COMPLETE Select Operator expressions: hd_demo_sk (type: int) outputColumnNames: _col0 Statistics: Num rows: 1440 Data size: 5760 Basic stats: COMPLETE Column stats: COMPLETE Reduce Output Operator key expressions: _col0 (type: int) sort order: + Map-reduce partition columns: _col0 (type: int) Statistics: Num rows: 1440 Data size: 5760 Basic stats: COMPLETE Column stats: COMPLETE Reducer 3 Reduce Operator Tree: Group By Operator aggregations: count(VALUE._col0) mode: mergepartial outputColumnNames: _col0 Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE File Output Operator compressed: false Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: COMPLETE table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe Stage: Stage-0 Fetch Operator limit: -1 Processor Tree: ListSink