Uses of Package
org.apache.calcite.util

Packages that use org.apache.calcite.util

Package	Description
org.apache.calcite.adapter.enumerable	Query optimizer rules for Java calling convention.
org.apache.calcite.adapter.jdbc	Query provider based on a JDBC data source.
org.apache.calcite.interpreter	Provides an implementation of relational expressions using an interpreter.
org.apache.calcite.jdbc	JDBC driver for Calcite.
org.apache.calcite.materialize	Management of materialized query results.
org.apache.calcite.plan	Defines interfaces for constructing rule-based optimizers of relational expressions.
org.apache.calcite.plan.hep	Provides a heuristic planner implementation for the interfaces in org.apache.calcite.plan.
org.apache.calcite.plan.volcano	Optimizes relational expressions.
org.apache.calcite.prepare	Preparation of queries (parsing, planning and implementation).
org.apache.calcite.rel	Defines relational expressions.
org.apache.calcite.rel.core	Defines core relational expressions.
org.apache.calcite.rel.externalize	Facilities to externalize RelNodes to and from XML and JSON format.
org.apache.calcite.rel.logical	Defines logical relational expressions.
org.apache.calcite.rel.metadata	Defines metadata interfaces and utilities for relational expressions.
org.apache.calcite.rel.rules	Provides a core set of planner rules.
org.apache.calcite.rex	Provides a language for representing row-expressions.
org.apache.calcite.schema	Schema SPI.
org.apache.calcite.schema.impl	Utilities to help implement Calcite's SPIs.
org.apache.calcite.sql	Provides a SQL parser and object model.
org.apache.calcite.sql.parser	Provides a SQL parser.
org.apache.calcite.sql.validate	SQL validation.
org.apache.calcite.sql2rel	Translates a SQL parse tree to relational expression.
org.apache.calcite.util	Provides utility classes.
org.apache.calcite.util.mapping	Support for algebraic maps.

Classes in org.apache.calcite.util used by org.apache.calcite.adapter.enumerable

Class and Description
ImmutableBitSet An immutable list of bits.
ImmutableIntList An immutable list of Integer values backed by an array of ints.
Pair Pair of objects.

Classes in org.apache.calcite.util used by org.apache.calcite.adapter.jdbc

Class and Description
ImmutableBitSet An immutable list of bits.
Pair Pair of objects.

Classes in org.apache.calcite.util used by org.apache.calcite.interpreter

Class and Description
ImmutableBitSet An immutable list of bits.
ImmutableIntList An immutable list of Integer values backed by an array of ints.
ReflectiveVisitor Object which can be a target for a reflective visitation (see ReflectUtil.invokeVisitor(ReflectiveVisitor, Object, Class, String).

Classes in org.apache.calcite.util used by org.apache.calcite.jdbc

Class and Description
Pair Pair of objects.

Classes in org.apache.calcite.util used by org.apache.calcite.materialize

Class and Description
ImmutableBitSet An immutable list of bits.
Pair Pair of objects.

Classes in org.apache.calcite.util used by org.apache.calcite.plan

Class and Description
CancelFlag CancelFlag is used to post and check cancellation requests.
ImmutableBitSet An immutable list of bits.
ImmutableBitSet.Builder Builder.
Pair Pair of objects.
Permutation Represents a mapping which reorders elements in an array.

Classes in org.apache.calcite.util used by org.apache.calcite.plan.hep

Class and Description
ImmutableBitSet An immutable list of bits.

Classes in org.apache.calcite.util used by org.apache.calcite.plan.volcano

Class and Description
ImmutableBitSet An immutable list of bits.

Classes in org.apache.calcite.util used by org.apache.calcite.prepare

Class and Description
ImmutableBitSet An immutable list of bits.

Classes in org.apache.calcite.util used by org.apache.calcite.rel

Class and Description
ImmutableBitSet An immutable list of bits.
ImmutableIntList An immutable list of Integer values backed by an array of ints.
Pair Pair of objects.

Classes in org.apache.calcite.util used by org.apache.calcite.rel.core

Class and Description
ImmutableBitSet An immutable list of bits.
ImmutableIntList An immutable list of Integer values backed by an array of ints.
Pair Pair of objects.
Permutation Represents a mapping which reorders elements in an array.

Classes in org.apache.calcite.util used by org.apache.calcite.rel.externalize

Class and Description
JsonBuilder Builder for JSON documents (represented as List, Map, String, Boolean, Long).
Pair Pair of objects.

Classes in org.apache.calcite.util used by org.apache.calcite.rel.logical

Class and Description
ImmutableBitSet An immutable list of bits.

Classes in org.apache.calcite.util used by org.apache.calcite.rel.metadata

Class and Description
ImmutableBitSet An immutable list of bits.
ImmutableBitSet.Builder Builder.
ImmutableIntList An immutable list of Integer values backed by an array of ints.
ReflectiveVisitor Object which can be a target for a reflective visitation (see ReflectUtil.invokeVisitor(ReflectiveVisitor, Object, Class, String).

Classes in org.apache.calcite.util used by org.apache.calcite.rel.rules

Class and Description
ImmutableBitSet An immutable list of bits.
ImmutableBitSet.Builder Builder.
ImmutableIntList An immutable list of Integer values backed by an array of ints.

Classes in org.apache.calcite.util used by org.apache.calcite.rex

Class and Description
Litmus Callback to be called when a test for validity succeeds or fails.
NlsString A string, optionally with character set and SqlCollation.
Pair Pair of objects.
Permutation Represents a mapping which reorders elements in an array.

Classes in org.apache.calcite.util used by org.apache.calcite.schema

Class and Description
ImmutableBitSet An immutable list of bits.

Classes in org.apache.calcite.util used by org.apache.calcite.schema.impl

Class and Description
ImmutableIntList An immutable list of Integer values backed by an array of ints.

Classes in org.apache.calcite.util used by org.apache.calcite.sql

Class and Description
BarfingInvocationHandler A class derived from BarfingInvocationHandler handles a method call by looking for a method in itself with identical parameters.
BitString String of bits.
NlsString A string, optionally with character set and SqlCollation.
SerializableCharset Serializable wrapper around a Charset.

Classes in org.apache.calcite.util used by org.apache.calcite.sql.parser

Class and Description
CalciteParserException Tagging interface to allow a SqlParseException to be identified without adding a dependency on it from client-side code.

Classes in org.apache.calcite.util used by org.apache.calcite.sql.validate

Class and Description
CalciteValidatorException Tagging interface to allow a SqlValidatorException to be identified without adding a dependency on it from client-side code.
ImmutableBitSet An immutable list of bits.
Pair Pair of objects.

Classes in org.apache.calcite.util used by org.apache.calcite.sql2rel

Class and Description
ImmutableBitSet An immutable list of bits.
Pair Pair of objects.
ReflectiveVisitor Object which can be a target for a reflective visitation (see ReflectUtil.invokeVisitor(ReflectiveVisitor, Object, Class, String).

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

Class and Description
BasicDatetime BasicDatetime is an interface for dates, times, or timestamps that can be assigned from a long value.
Benchmark.Statistician Collects statistics for a test that is run multiple times.
BitString String of bits.
BuiltInMethod Built-in methods.
ClosableAllocation ClosableAllocation represents an object which requires a call in order to release resources early rather than waiting for finalization.
ClosableAllocationOwner ClosableAllocationOwner represents an object which can take ownership of ClosableAllocations and guarantee that they will be cleaned up correctly when its own closeAllocation() is called.
Compatible Compatibility layer.
CompositeList Read-only list that is the concatenation of sub-lists.
CompositeMap Unmodifiable view onto multiple backing maps.
ControlFlowException Exception intended to be used for control flow, as opposed to the usual use of exceptions which is to signal an error condition.
Glossary A collection of terms.
Holder A mutable slot that can contain one object.
ImmutableBitSet An immutable list of bits.
ImmutableBitSet.Builder Builder.
ImmutableIntList An immutable list of Integer values backed by an array of ints.
ImmutableNullableList.Builder A builder for creating immutable nullable list instances.
IntList Extension to ArrayList to help build an array of int values.
JsonBuilder Builder for JSON documents (represented as List, Map, String, Boolean, Long).
Litmus Callback to be called when a test for validity succeeds or fails.
NlsString A string, optionally with character set and SqlCollation.
Pair Pair of objects.
PartiallyOrderedSet.Ordering Ordering relation.
Permutation Represents a mapping which reorders elements in an array.
ReflectiveVisitDispatcher Interface for looking up methods relating to reflective visitation.
ReflectiveVisitor Object which can be a target for a reflective visitation (see ReflectUtil.invokeVisitor(ReflectiveVisitor, Object, Class, String).
ReflectUtil.MethodDispatcher Can invoke a method on an object of type E with return type T.
RhBase64.InputStream A RhBase64.InputStream will read data from another InputStream, given in the constructor, and encode/decode to/from Base64 notation on the fly.
RhBase64.OutputStream A RhBase64.OutputStream will write data to another OutputStream, given in the constructor, and encode/decode to/from Base64 notation on the fly.
SaffronProperties Provides an environment for debugging information, et cetera, used by saffron.
SerializableCharset Serializable wrapper around a Charset.
Template String template.
UnmodifiableArrayList A view onto an array that cannot be modified by the client.
Util.FoundOne Exception used to interrupt a tree walk of any kind.
ZonelessDate ZonelessDate is a date value without a time zone.
ZonelessDatetime ZonelessDatetime is an abstract class for dates, times, or timestamps that contain a zoneless time value.
ZonelessTime ZonelessTime is a time value without a time zone.
ZonelessTimestamp ZonelessTimestamp is a timestamp value without a time zone.

Classes in org.apache.calcite.util used by org.apache.calcite.util.mapping

Class and Description
ImmutableBitSet An immutable list of bits.