Uses of Package
io.cdap.cdap.etl.api.relational

Packages that use io.cdap.cdap.etl.api.relational

Package	Description
io.cdap.cdap.etl.api.aggregation
io.cdap.cdap.etl.api.engine.sql
io.cdap.cdap.etl.api.engine.sql.request
io.cdap.cdap.etl.api.relational

Classes in io.cdap.cdap.etl.api.relational used by io.cdap.cdap.etl.api.aggregation

Class and Description
Expression Compiled scalar expression produced by ExpressionFactory.compile(T) that can be passed to various relational algebra calls of Relation objects.

Classes in io.cdap.cdap.etl.api.relational used by io.cdap.cdap.etl.api.engine.sql

Class and Description
Capability Marker interface that defines various capabilities of the relational engines / expression factories.
Engine Engine interface provides access to functions common to all relations used in the tranformation request.
Relation This class defines a relation that can be transformed in a declarative way using relational algebra calls and expressions.

Classes in io.cdap.cdap.etl.api.relational used by io.cdap.cdap.etl.api.engine.sql.request

Class and Description
Relation This class defines a relation that can be transformed in a declarative way using relational algebra calls and expressions.

Classes in io.cdap.cdap.etl.api.relational used by io.cdap.cdap.etl.api.relational

Class and Description
Capability Marker interface that defines various capabilities of the relational engines / expression factories.
CoreExpressionCapabilities This enum defines core expression factory capabilities
Engine Engine interface provides access to functions common to all relations used in the tranformation request.
Expression Compiled scalar expression produced by ExpressionFactory.compile(T) that can be passed to various relational algebra calls of Relation objects.
ExpressionFactory An expression factory for the specific language that can compile expressions into language-independent form to be used in Relation calls.
ExpressionFactoryType Marker interface for expression factory types denoting expression type.
ExtractableExpression Expression that can be used to derive a scalar value.
InvalidExtractableExpressionException This exception is thrown when ExtractableExpression.extract() is called on an invalid expression.
Relation This class defines a relation that can be transformed in a declarative way using relational algebra calls and expressions.
RelationalTranformContext This interface provides sql engine, input relation(s) and a way to set tranformation results to a RelationalTransform.transform(RelationalTranformContext) call.
RelationalTransform An analytical or transformation plugin can implement this interface to provide an alternative declarative way of doing transformations.
StringExpressionFactoryType This enum lists expression factory types that compile expressions from String