SymmetricHashJoinStateManager

2015-10-28 分类：structured-streaming 阅读(1742) 评论(0)

SymmetricHashJoinStateManager is created exclusively for OneSideHashJoiner.

Table 1. SymmetricHashJoinStateManager’s Internal Properties (e.g. Registries, Counters and Flags)
Name	Description
`keyAttributes`	Key attributes Used when…FIXME
`keySchema`	Key schema Used when…FIXME
`keyToNumValues`	KeyToNumValuesStore Used when…FIXME
`keyWithIndexToValue`	KeyWithIndexToValueStore Used when…FIXME

SymmetricHashJoinStateManager takes the following to be created:

SymmetricHashJoinStateManager initializes the internal registries and counters.

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