spark技术分享

2012-10-02admin阅读(2388)赞(0)

UnixTimestamp TimeZoneAware Binary Expression

2012-10-01admin阅读(2051)赞(0)

UnaryExpression Contract UnaryExpression is…​FIXME defineCodeGen Method [crayon-6816b5350bd12040662 ...

2012-09-30admin阅读(2125)赞(0)

TypedImperativeAggregate — Contract for Imperative Aggregate Functions with Custom Aggregation Buffer

2012-09-29admin阅读(1581)赞(0)

TypedAggregateExpression Expression TypedAggregateExpression is the contract for AggregateFunction expressions tha ...

2012-09-28admin阅读(1939)赞(0)

SubqueryExpression Contract — Expressions With Logical Query Plans

2012-09-27admin阅读(1776)赞(0)

StaticInvoke Non-SQL Expression StaticInvoke is an expression with no SQL representation that represents a static ...

2012-09-26admin阅读(1734)赞(0)

Star Expression Contract Star is a contract of leaf and named expressions that…​FIXME [crayon-6816b53 ...

2012-09-25admin阅读(1682)赞(0)

Stack Generator Expression Stack is…​FIXME Generating Java Source Code (ExprCode) For Code-Generate ...

2012-09-24admin阅读(2009)赞(0)

SortOrder Unevaluable Unary Expression SortOrder is a unary expression that represents the following operators in ...

2012-09-23admin阅读(1403)赞(0)

SizeBasedWindowFunction Contract — Declarative Window Aggregate Functions with Window Size