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| Class Summary | |
|---|---|
| HiveDefaultRelMetadataProvider | Distinct row count and Selectivity is overridden for Hive. |
| HiveOptiqUtil | Generic utility functions needed for Optiq based Hive CBO. |
| JoinUtil | Utility for inspecting Join Conditions. |
| JoinUtil.JoinLeafPredicateInfo | JoinLeafPredicateInfo represents leaf predicate in Join condition
(conjuctive lement). |
| JoinUtil.JoinPredicateInfo | JoinPredicateInfo represents Join condition; JoinPredicate Info uses
JoinLeafPredicateInfo to represent individual conjunctive elements in the
predicate. JoinPredicateInfo = JoinLeafPredicateInfo1 and JoinLeafPredicateInfo2... |
| Pair<T1,T2> | |
| RelOptHiveTable | |
| TraitsUtil | |
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