spark技术分享

2012-12-01admin阅读(2660)赞(0)

Project Unary Logical Operator Project is a unary logical operator that takes the following when created: Pro ...

2012-11-30admin阅读(1687)赞(0)

Pivot Unary Logical Operator Pivot is a unary logical operator that represents pivot operator. [crayon-6926e079a2 ...

2012-11-29admin阅读(1896)赞(0)

OneRowRelation Leaf Logical Operator OneRowRelation is a leaf logical operator that…​FIXME

2012-11-28admin阅读(1892)赞(0)

LogicalRelation Leaf Logical Operator — Representing BaseRelations in Logical Plan

2012-11-27admin阅读(1662)赞(0)

LogicalRDD — Logical Scan Over RDD

2012-11-26admin阅读(1783)赞(0)

LocalRelation Leaf Logical Operator LocalRelation is a leaf logical operator that allow functions like collect or ...

2012-11-25admin阅读(1683)赞(0)

LeafNode — Base Logical Operator with No Child Operators and Optional Statistics

2012-11-24admin阅读(1652)赞(0)

Join Logical Operator Join is a binary logical operator, i.e. works with two logical operators. Join has a join ty ...

2012-11-23admin阅读(1292)赞(0)

Intersect Intersect is…​FIXME

2012-11-22admin阅读(1848)赞(0)

InsertIntoTable Unary Logical Operator InsertIntoTable is a unary logical operator that represents the following: ...