[FEAT MERGE] implement dynamic sampling
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@ -748,16 +748,16 @@ Query Plan
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========================================================================
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|ID|OPERATOR |NAME |EST.ROWS|EST.TIME(us)|
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------------------------------------------------------------------------
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|0 |SORT | |2 |21 |
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|1 |└─HASH UNION DISTINCT | |2 |21 |
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|2 | ├─PX COORDINATOR | |1 |10 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |1 |10 |
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|4 | │ └─PX PARTITION ITERATOR| |1 |9 |
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|5 | │ └─TABLE FULL SCAN |t7(idx_t7_c2c1)|1 |9 |
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|6 | └─PX COORDINATOR | |1 |10 |
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|7 | └─EXCHANGE OUT DISTR |:EX20000 |1 |10 |
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|8 | └─PX PARTITION ITERATOR| |1 |9 |
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|9 | └─TABLE RANGE SCAN |t7(idx_t7_c2c1)|1 |9 |
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|0 |SORT | |21 |62 |
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|1 |└─HASH UNION DISTINCT | |21 |58 |
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|2 | ├─PX COORDINATOR | |11 |26 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |11 |21 |
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|4 | │ └─PX PARTITION ITERATOR| |11 |9 |
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|5 | │ └─TABLE FULL SCAN |t7(idx_t7_c2c1)|11 |9 |
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|6 | └─PX COORDINATOR | |10 |25 |
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|7 | └─EXCHANGE OUT DISTR |:EX20000 |10 |20 |
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|8 | └─PX PARTITION ITERATOR| |10 |9 |
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|9 | └─TABLE RANGE SCAN |t7(idx_t7_c2c1)|10 |9 |
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========================================================================
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Outputs & filters:
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-------------------------------------
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@ -808,22 +808,22 @@ Query Plan
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============================================================================
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|ID|OPERATOR |NAME |EST.ROWS|EST.TIME(us)|
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----------------------------------------------------------------------------
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|0 |SORT | |1 |30 |
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|1 |└─HASH JOIN | |1 |30 |
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|2 | ├─PX COORDINATOR | |1 |9 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |1 |9 |
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|4 | │ └─PX PARTITION ITERATOR | |1 |9 |
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|5 | │ └─TABLE FULL SCAN |yy(idx_t7_c2c1)|1 |9 |
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|6 | └─SUBPLAN SCAN |xx |2 |21 |
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|7 | └─HASH UNION DISTINCT | |2 |21 |
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|8 | ├─PX COORDINATOR | |1 |10 |
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|9 | │ └─EXCHANGE OUT DISTR |:EX20000 |1 |10 |
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|10| │ └─PX PARTITION ITERATOR| |1 |9 |
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|11| │ └─TABLE FULL SCAN |t7(idx_t7_c2c1)|1 |9 |
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|12| └─PX COORDINATOR | |1 |10 |
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|13| └─EXCHANGE OUT DISTR |:EX30000 |1 |10 |
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|14| └─PX PARTITION ITERATOR| |1 |9 |
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|15| └─TABLE RANGE SCAN |t7(idx_t7_c2c1)|1 |9 |
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|0 |SORT | |11 |77 |
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|1 |└─HASH JOIN | |11 |76 |
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|2 | ├─PX COORDINATOR | |11 |15 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |11 |13 |
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|4 | │ └─PX PARTITION ITERATOR | |11 |9 |
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|5 | │ └─TABLE FULL SCAN |yy(idx_t7_c2c1)|11 |9 |
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|6 | └─SUBPLAN SCAN |xx |21 |58 |
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|7 | └─HASH UNION DISTINCT | |21 |58 |
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|8 | ├─PX COORDINATOR | |11 |26 |
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|9 | │ └─EXCHANGE OUT DISTR |:EX20000 |11 |21 |
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|10| │ └─PX PARTITION ITERATOR| |11 |9 |
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|11| │ └─TABLE FULL SCAN |t7(idx_t7_c2c1)|11 |9 |
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|12| └─PX COORDINATOR | |10 |25 |
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|13| └─EXCHANGE OUT DISTR |:EX30000 |10 |20 |
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|14| └─PX PARTITION ITERATOR| |10 |9 |
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|15| └─TABLE RANGE SCAN |t7(idx_t7_c2c1)|10 |9 |
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============================================================================
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Outputs & filters:
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-------------------------------------
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@ -893,16 +893,16 @@ Query Plan
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========================================================================
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|ID|OPERATOR |NAME |EST.ROWS|EST.TIME(us)|
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------------------------------------------------------------------------
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|0 |SORT | |2 |21 |
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|1 |└─HASH UNION DISTINCT | |2 |21 |
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|2 | ├─PX COORDINATOR | |1 |10 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |1 |10 |
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|4 | │ └─PX PARTITION ITERATOR| |1 |9 |
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|5 | │ └─TABLE FULL SCAN |t7(idx_t7_c2c1)|1 |9 |
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|6 | └─PX COORDINATOR | |1 |10 |
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|7 | └─EXCHANGE OUT DISTR |:EX20000 |1 |10 |
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|8 | └─PX PARTITION ITERATOR| |1 |9 |
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|9 | └─TABLE FULL SCAN |t7(idx_t7_c2c1)|1 |9 |
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|0 |SORT | |22 |64 |
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|1 |└─HASH UNION DISTINCT | |22 |59 |
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|2 | ├─PX COORDINATOR | |11 |26 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |11 |21 |
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|4 | │ └─PX PARTITION ITERATOR| |11 |9 |
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|5 | │ └─TABLE FULL SCAN |t7(idx_t7_c2c1)|11 |9 |
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|6 | └─PX COORDINATOR | |11 |26 |
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|7 | └─EXCHANGE OUT DISTR |:EX20000 |11 |21 |
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|8 | └─PX PARTITION ITERATOR| |11 |9 |
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|9 | └─TABLE FULL SCAN |t7(idx_t7_c2c1)|11 |9 |
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========================================================================
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Outputs & filters:
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-------------------------------------
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@ -948,16 +948,16 @@ Query Plan
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========================================================================
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|ID|OPERATOR |NAME |EST.ROWS|EST.TIME(us)|
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------------------------------------------------------------------------
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|0 |SORT | |2 |19 |
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|1 |└─HASH UNION DISTINCT | |2 |19 |
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|2 | ├─PX COORDINATOR | |1 |9 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |1 |9 |
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|4 | │ └─PX PARTITION ITERATOR| |1 |9 |
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|5 | │ └─TABLE FULL SCAN |t7(idx_t7_c2c1)|1 |9 |
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|6 | └─PX COORDINATOR | |1 |9 |
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|7 | └─EXCHANGE OUT DISTR |:EX20000 |1 |9 |
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|8 | └─PX PARTITION ITERATOR| |1 |9 |
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|9 | └─TABLE FULL SCAN |t7(idx_t7_c2c1)|1 |9 |
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|0 |SORT | |22 |39 |
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|1 |└─HASH UNION DISTINCT | |22 |34 |
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|2 | ├─PX COORDINATOR | |11 |15 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |11 |13 |
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|4 | │ └─PX PARTITION ITERATOR| |11 |9 |
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|5 | │ └─TABLE FULL SCAN |t7(idx_t7_c2c1)|11 |9 |
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|6 | └─PX COORDINATOR | |11 |15 |
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|7 | └─EXCHANGE OUT DISTR |:EX20000 |11 |13 |
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|8 | └─PX PARTITION ITERATOR| |11 |9 |
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|9 | └─TABLE FULL SCAN |t7(idx_t7_c2c1)|11 |9 |
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========================================================================
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Outputs & filters:
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-------------------------------------
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@ -1001,16 +1001,16 @@ Query Plan
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========================================================================
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|ID|OPERATOR |NAME |EST.ROWS|EST.TIME(us)|
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------------------------------------------------------------------------
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|0 |SORT | |2 |21 |
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|1 |└─HASH UNION DISTINCT | |2 |21 |
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|2 | ├─PX COORDINATOR | |1 |10 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |1 |10 |
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|4 | │ └─PX PARTITION ITERATOR| |1 |9 |
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|5 | │ └─TABLE FULL SCAN |t7(idx_t7_c2c1)|1 |9 |
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|6 | └─PX COORDINATOR | |1 |10 |
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|7 | └─EXCHANGE OUT DISTR |:EX20000 |1 |10 |
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|8 | └─PX PARTITION ITERATOR| |1 |9 |
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|9 | └─TABLE FULL SCAN |t7(idx_t7_c2c1)|1 |9 |
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|0 |SORT | |22 |66 |
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|1 |└─HASH UNION DISTINCT | |22 |59 |
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|2 | ├─PX COORDINATOR | |11 |26 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |11 |21 |
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|4 | │ └─PX PARTITION ITERATOR| |11 |9 |
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|5 | │ └─TABLE FULL SCAN |t7(idx_t7_c2c1)|11 |9 |
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|6 | └─PX COORDINATOR | |11 |26 |
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|7 | └─EXCHANGE OUT DISTR |:EX20000 |11 |21 |
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|8 | └─PX PARTITION ITERATOR| |11 |9 |
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|9 | └─TABLE FULL SCAN |t7(idx_t7_c2c1)|11 |9 |
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========================================================================
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Outputs & filters:
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-------------------------------------
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@ -1083,12 +1083,12 @@ Query Plan
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============================================================================
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|ID|OPERATOR |NAME |EST.ROWS|EST.TIME(us)|
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----------------------------------------------------------------------------
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|0 |SORT | |11 |19 |
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|1 |└─HASH UNION DISTINCT | |11 |16 |
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|2 | ├─PX COORDINATOR | |1 |10 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |1 |10 |
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|4 | │ └─PX PARTITION ITERATOR| |1 |9 |
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|5 | │ └─TABLE RANGE SCAN |t7(idx_t7_c3c2c1) |1 |9 |
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|0 |SORT | |20 |39 |
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|1 |└─HASH UNION DISTINCT | |20 |33 |
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|2 | ├─PX COORDINATOR | |10 |25 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |10 |20 |
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|4 | │ └─PX PARTITION ITERATOR| |10 |9 |
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|5 | │ └─TABLE RANGE SCAN |t7(idx_t7_c3c2c1) |10 |9 |
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|6 | └─TABLE RANGE SCAN |t72(idx_t72_c3c2c1)|10 |3 |
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============================================================================
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Outputs & filters:
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@ -1133,12 +1133,12 @@ Query Plan
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============================================================================
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|ID|OPERATOR |NAME |EST.ROWS|EST.TIME(us)|
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----------------------------------------------------------------------------
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|0 |SORT | |11 |18 |
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|1 |└─HASH UNION DISTINCT | |11 |16 |
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|2 | ├─PX COORDINATOR | |1 |10 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |1 |10 |
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|4 | │ └─PX PARTITION ITERATOR| |1 |9 |
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|5 | │ └─TABLE RANGE SCAN |t7(idx_t7_c3c2c1) |1 |9 |
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|0 |SORT | |20 |37 |
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|1 |└─HASH UNION DISTINCT | |20 |33 |
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|2 | ├─PX COORDINATOR | |10 |25 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |10 |20 |
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|4 | │ └─PX PARTITION ITERATOR| |10 |9 |
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|5 | │ └─TABLE RANGE SCAN |t7(idx_t7_c3c2c1) |10 |9 |
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|6 | └─TABLE RANGE SCAN |t72(idx_t72_c3c2c1)|10 |3 |
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============================================================================
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Outputs & filters:
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@ -1185,12 +1185,12 @@ Query Plan
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============================================================================
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|ID|OPERATOR |NAME |EST.ROWS|EST.TIME(us)|
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----------------------------------------------------------------------------
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|0 |SORT | |11 |19 |
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|1 |└─HASH UNION DISTINCT | |11 |16 |
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|2 | ├─PX COORDINATOR | |1 |10 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |1 |10 |
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|4 | │ └─PX PARTITION ITERATOR| |1 |9 |
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|5 | │ └─TABLE RANGE SCAN |t7(idx_t7_c3c2c1) |1 |9 |
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|0 |SORT | |20 |39 |
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|1 |└─HASH UNION DISTINCT | |20 |33 |
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|2 | ├─PX COORDINATOR | |10 |25 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |10 |20 |
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|4 | │ └─PX PARTITION ITERATOR| |10 |9 |
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|5 | │ └─TABLE RANGE SCAN |t7(idx_t7_c3c2c1) |10 |9 |
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|6 | └─TABLE RANGE SCAN |t72(idx_t72_c3c2c1)|10 |3 |
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============================================================================
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Outputs & filters:
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@ -1235,12 +1235,12 @@ Query Plan
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============================================================================
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|ID|OPERATOR |NAME |EST.ROWS|EST.TIME(us)|
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----------------------------------------------------------------------------
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|0 |SORT | |11 |18 |
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|1 |└─HASH UNION DISTINCT | |11 |16 |
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|2 | ├─PX COORDINATOR | |1 |10 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |1 |10 |
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|4 | │ └─PX PARTITION ITERATOR| |1 |9 |
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|5 | │ └─TABLE RANGE SCAN |t7(idx_t7_c3c2c1) |1 |9 |
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|0 |SORT | |20 |37 |
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|1 |└─HASH UNION DISTINCT | |20 |33 |
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|2 | ├─PX COORDINATOR | |10 |25 |
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|3 | │ └─EXCHANGE OUT DISTR |:EX10000 |10 |20 |
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|4 | │ └─PX PARTITION ITERATOR| |10 |9 |
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|5 | │ └─TABLE RANGE SCAN |t7(idx_t7_c3c2c1) |10 |9 |
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|6 | └─TABLE RANGE SCAN |t72(idx_t72_c3c2c1)|10 |3 |
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============================================================================
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Outputs & filters:
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