Interface | Description |
---|---|
HiveCostModel.JoinAlgorithm |
Interface for join algorithm.
|
Class | Description |
---|---|
HiveAlgorithmsConf | |
HiveAlgorithmsUtil | |
HiveCost |
NOTE:
1. |
HiveCostModel |
Cost model interface.
|
HiveDefaultCostModel |
Default implementation of the cost model.
|
HiveDefaultCostModel.DefaultJoinAlgorithm |
Default join algorithm.
|
HiveOnTezCostModel |
Cost model for Tez execution engine.
|
HiveOnTezCostModel.TezBucketJoinAlgorithm |
BUCKET_JOIN is a hash joins where one bucket of the non streaming tables
is kept in memory at the time.
|
HiveOnTezCostModel.TezCommonJoinAlgorithm |
COMMON_JOIN is Sort Merge Join.
|
HiveOnTezCostModel.TezMapJoinAlgorithm |
MAP_JOIN a hash join that keeps the whole data set of non streaming tables
in memory.
|
HiveOnTezCostModel.TezSMBJoinAlgorithm |
SMB_JOIN is a Sort Merge Join.
|
HiveRelMdCost |
HiveRelMdCost supplies the implementation of cost model.
|
HiveVolcanoPlanner |
Refinement of
VolcanoPlanner for Hive. |
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