spark技术分享

2012-12-01admin阅读(2587)赞(0)

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

2012-11-30admin阅读(1613)赞(0)

Pivot Unary Logical Operator Pivot is a unary logical operator that represents pivot operator. [crayon-68154dd2da ...

2012-11-29admin阅读(1812)赞(0)

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

2012-11-28admin阅读(1807)赞(0)

LogicalRelation Leaf Logical Operator — Representing BaseRelations in Logical Plan

2012-11-27admin阅读(1594)赞(0)

LogicalRDD — Logical Scan Over RDD

2012-11-26admin阅读(1703)赞(0)

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

2012-11-25admin阅读(1607)赞(0)

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

2012-11-24admin阅读(1568)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(1212)赞(0)

Intersect Intersect is…​FIXME

2012-11-22admin阅读(1755)赞(0)

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