Package com.pervasive.datarush.operators.join

Provides operators for joining together two data sets into a single one.

See: Description

Class Summary

Class	Description
AbstractRelationalJoin	Common base class for the various types of join that we support.
CrossJoin	Produce the cartesian product of two sets of records.
FilterExistingRows	Filters records on the left based on the presence of matching records on the right.
FilterExistJoinProcess
Join	Performs a relational equi-join on two input datasets by a specified set of keys.
SemiJoin	Deprecated this operator has been replaced with FilterExistingRows; use that operator instead, linking to the appropriate output port.
UnionAll	Provides a union of two data sources.

Enum Summary

Enum	Description
JoinMode	Specifies how the Join operator should handle rows with unmatched keys.
SemiJoinMode	Specifies how the SemiJoin operator should behave.
UnionAll.UnionMode

Exception Summary

Exception	Description
DataNotSortedException	Unchecked exception thrown to indicate that an input flow contains rows that are out of order.

Package com.pervasive.datarush.operators.join Description

Provides operators for joining together two data sets into a single one. Both inner and outer joins are supported, as well as full cartesian products, semi- and anti-joins, and unions.