spark技术分享

2013-04-29admin阅读(2025)赞(0)

ShuffledRowRDD ShuffledRowRDD is an RDD of internal binary rows (i.e. RDD[InternalRow]). Note ShuffledRowRD ...

2013-04-28admin阅读(2652)赞(0)

FileScanRDD — Input RDD of FileSourceScanExec Physical Operator

2013-04-27admin阅读(1132)赞(0)

LocalDateTimeEncoder — Custom ExpressionEncoder for java.time.LocalDateTime

2013-04-26admin阅读(2816)赞(0)

RowEncoder — Encoder for DataFrames

2013-04-25admin阅读(2034)赞(0)

ExpressionEncoder — Expression-Based Encoder

2013-04-24admin阅读(1525)赞(0)

Encoders Factory Object Encoders is a factory object that…​FIXME Creating Encoder Using Kryo  ...

2013-04-23admin阅读(2660)赞(0)

Encoder — Internal Row Converter

2013-04-22admin阅读(1736)赞(0)

ReuseSubquery Physical Query Optimization

2013-04-21admin阅读(1704)赞(0)

ReuseExchange Physical Query Optimization

2013-04-20admin阅读(1958)赞(0)

PlanSubqueries Physical Query Optimization