Uses of Package
org.apache.calcite.linq4j.function

Packages that use org.apache.calcite.linq4j.function

Package	Description
org.apache.calcite.adapter.druid	Query provider based on a Druid database.
org.apache.calcite.adapter.elasticsearch	Query provider based on an Elasticsearch2 DB.
org.apache.calcite.adapter.enumerable	Query optimizer rules for Java calling convention.
org.apache.calcite.adapter.java	Query provider based on Java in-memory data structures.
org.apache.calcite.adapter.jdbc	Query provider based on a JDBC data source.
org.apache.calcite.adapter.mongodb	Query provider based on a MongoDB database.
org.apache.calcite.adapter.spark	Adapter based on the Apache Spark data management system.
org.apache.calcite.jdbc	JDBC driver for Calcite.
org.apache.calcite.linq4j	Language-integrated query for Java (linq4j) main package.
org.apache.calcite.linq4j.function	Contains definitions of functions and predicates.
org.apache.calcite.linq4j.tree	Object model for Java expressions.
org.apache.calcite.plan.hep	Provides a heuristic planner implementation for the interfaces in org.apache.calcite.plan.
org.apache.calcite.prepare	Preparation of queries (parsing, planning and implementation).
org.apache.calcite.rel.type	Defines a type system for relational expressions.
org.apache.calcite.rex	Provides a language for representing row-expressions.
org.apache.calcite.runtime	Utilities required at runtime.
org.apache.calcite.sql	Provides a SQL parser and object model.
org.apache.calcite.sql.validate	SQL validation.
org.apache.calcite.sql2rel	Translates a SQL parse tree to relational expression.
org.apache.calcite.tools	Provides utility classes.
org.apache.calcite.util	Provides utility classes.
org.apache.calcite.util.trace	Tracing services.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.adapter.druid

Class	Description
Function	Base interface for all functions.
Function1	Function with one parameter.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.adapter.elasticsearch

Class	Description
Function1	Function with one parameter.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.adapter.enumerable

Class	Description
Function	Base interface for all functions.
Function0	Function with no parameters.
Function1	Function with one parameter.
Function2	Function with two parameters.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.adapter.java

Class	Description
Function	Base interface for all functions.
Function1	Function with one parameter.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.adapter.jdbc

Class	Description
Function	Base interface for all functions.
Function0	Function with no parameters.
Function1	Function with one parameter.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.adapter.mongodb

Class	Description
Function1	Function with one parameter.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.adapter.spark

Class	Description
Function	Base interface for all functions.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.jdbc

Class	Description
Experimental	Annotation that indicates that a class, interface, field or method is experimental, not part of the public API, and subject to change or removal.
Function0	Function with no parameters.
Predicate1	Function with one parameter returning a native boolean value.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.linq4j

Class	Description
BigDecimalFunction1	Function that takes one parameter and returns a BigDecimal value.
DoubleFunction1	Function that takes one parameter and returns a native double value.
EqualityComparer	Compares values for equality.
FloatFunction1	Function that takes one parameter and returns a native float value.
Function0	Function with no parameters.
Function1	Function with one parameter.
Function2	Function with two parameters.
IntegerFunction1	Function that takes one parameter and returns a native int value.
LongFunction1	Function that takes one parameter and returns a native long value.
NullableBigDecimalFunction1	Function that takes one parameter and returns a BigDecimal value that may be null.
NullableDoubleFunction1	Function that takes one parameter and returns a Double value that may be null.
NullableFloatFunction1	Function that takes one parameter and returns a Float value that may be null.
NullableIntegerFunction1	Function that takes one parameter and returns an Integer value that may be null.
NullableLongFunction1	Function that takes one parameter and returns a Long value that may be null.
Predicate1	Function with one parameter returning a native boolean value.
Predicate2	Function with two parameters returning a native boolean value.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.linq4j.function

Class	Description
DoubleFunction1	Function that takes one parameter and returns a native double value.
EqualityComparer	Compares values for equality.
Experimental	Annotation that indicates that a class, interface, field or method is experimental, not part of the public API, and subject to change or removal.
FloatFunction1	Function that takes one parameter and returns a native float value.
Function	Base interface for all functions.
Function0	Function with no parameters.
Function1	Function with one parameter.
Function2	Function with two parameters.
Functions.Ignore	Ignore.
IntegerFunction1	Function that takes one parameter and returns a native int value.
LongFunction1	Function that takes one parameter and returns a native long value.
Predicate1	Function with one parameter returning a native boolean value.
Predicate2	Function with two parameters returning a native boolean value.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.linq4j.tree

Class	Description
Function	Base interface for all functions.
Function1	Function with one parameter.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.plan.hep

Class	Description
Function2	Function with two parameters.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.prepare

Class	Description
BigDecimalFunction1	Function that takes one parameter and returns a BigDecimal value.
DoubleFunction1	Function that takes one parameter and returns a native double value.
EqualityComparer	Compares values for equality.
FloatFunction1	Function that takes one parameter and returns a native float value.
Function1	Function with one parameter.
Function2	Function with two parameters.
IntegerFunction1	Function that takes one parameter and returns a native int value.
LongFunction1	Function that takes one parameter and returns a native long value.
NullableBigDecimalFunction1	Function that takes one parameter and returns a BigDecimal value that may be null.
NullableDoubleFunction1	Function that takes one parameter and returns a Double value that may be null.
NullableFloatFunction1	Function that takes one parameter and returns a Float value that may be null.
NullableIntegerFunction1	Function that takes one parameter and returns an Integer value that may be null.
NullableLongFunction1	Function that takes one parameter and returns a Long value that may be null.
Predicate1	Function with one parameter returning a native boolean value.
Predicate2	Function with two parameters returning a native boolean value.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.rel.type

Class	Description
Function	Base interface for all functions.
Function1	Function with one parameter.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.rex

Class	Description
Function1	Function with one parameter.
Predicate1	Function with one parameter returning a native boolean value.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.runtime

Class	Description
Deterministic	Specifies that function is deterministic (i.e.
Experimental	Annotation that indicates that a class, interface, field or method is experimental, not part of the public API, and subject to change or removal.
Function0	Function with no parameters.
Function1	Function with one parameter.
NonDeterministic	Specifies that function is NOT deterministic (i.e.
Parameter	Annotation that supplies metadata about a function parameter.
SemiStrict	Annotation applied to a user-defined function that indicates that the function always returns null if one or more of its arguments are null but also may return null at other times.
Strict	Annotation applied to a user-defined function that indicates that the function returns null if and only if one or more of its arguments are null.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.sql

Class	Description
Experimental	Annotation that indicates that a class, interface, field or method is experimental, not part of the public API, and subject to change or removal.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.sql.validate

Class	Description
Experimental	Annotation that indicates that a class, interface, field or method is experimental, not part of the public API, and subject to change or removal.
Function	Base interface for all functions.
Function2	Function with two parameters.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.sql2rel

Class	Description
Function2	Function with two parameters.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.tools

Class	Description
Experimental	Annotation that indicates that a class, interface, field or method is experimental, not part of the public API, and subject to change or removal.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.util

Class	Description
Experimental	Annotation that indicates that a class, interface, field or method is experimental, not part of the public API, and subject to change or removal.
Function1	Function with one parameter.

Classes in org.apache.calcite.linq4j.function used by org.apache.calcite.util.trace

Class	Description
Function2	Function with two parameters.