spark技术分享

2015-09-19admin阅读(1285)赞(0)

StateStoreSaveExec Unary Physical Operator — Saving State of Streaming Aggregates

2015-09-18admin阅读(1573)赞(0)

StateStoreRestoreExec Unary Physical Operator — Restoring State of Streaming Aggregates

2015-09-17admin阅读(1644)赞(0)

FlatMapGroupsWithStateExec Unary Physical Operator

2015-09-16admin阅读(2537)赞(0)

EventTimeWatermarkExec Unary Physical Operator for Accumulating Event Time Watermark

2015-09-15admin阅读(2256)赞(0)

StreamingExecutionRelation Leaf Logical Operator for Streaming Source At Execution

2015-09-14admin阅读(3279)赞(0)

StreamingRelationV2 Leaf Logical Operator

2015-09-13admin阅读(1562)赞(0)

StreamingRelation Leaf Logical Operator for Streaming Source

2015-09-12admin阅读(1107)赞(0)

MemoryPlan Logical Operator MemoryPlan is a leaf logical operator (i.e. LogicalPlan) that is used to query the dat ...

2015-09-11admin阅读(1601)赞(0)

Deduplicate Unary Logical Operator Deduplicate is a unary logical operator (i.e. LogicalPlan) that is created to r ...

2015-09-10admin阅读(1504)赞(0)

FlatMapGroupsWithState Unary Logical Operator