Package org.axiondb.engine.commands

AxionCommand implementations.

See:
Description

Class Summary

AddConstraintCommand	An ADD CONSTRAINT command, as generated by ALTER TABLE and CREATE TABLE statements.
AlterSequenceCommand	A ALTER SEQUENCE command.
AlterTableCommand	A ALTER TABLE tableName ADD | DROP |ALTER column definition command.
AxionQueryContext	AxionQueryContext holds metadata for the Query or Sub-Query.
AxionQueryOptimizer	Axion Query Optimizer
AxionQueryPlanner	Query Planner used in select and sub-select Query.
BaseAxionCommand	Abstract base AxionCommandimplementation.
CheckFileStateCommand	A CHECKFILESTATE query.
ChildTableUpdater	Update/Delete Child rows for a given relation.
ConstraintCommand
CreateCommand	Abstract base for commands like CREATE TABLE and CREATE SEQUENCE.
CreateDatabaseLinkCommand	A CREATE DATABASE LINK command.
CreateIndexCommand	A CREATE [UNIQUE] [TYPE] INDEX command.
CreateSequenceCommand	A CREATE SEQUENCE command.
CreateTableCommand	A CREATE [TYPE] TABLE command.
CreateViewCommand	A CREATE VIEW AS sub-query command.
DefragCommand	A DEFRAG TABLE tableName command, to compact the a disk resident table
DeleteCommand	A DELETE command.
DMLWhenClause	A WHEN clause in insert, update and merge statements.
DropCommand	Abstract base class for things like DROP TABLE and DROP SEQUENCE.
DropConstraintCommand	A DROP CONSTRAINT command.
DropDatabaseLinkCommand	A DROP DATABASE LINK command.
DropIndexCommand	A DROP INDEX command.
DropSequenceCommand	A DROP SEQUENCE command.
DropTableCommand	A DROP TABLE command.
DropViewCommand	A DROP VIEW command.
InsertCommand	An INSERT statement.
InsertIntoClause	An INSERT INTO Clause.
RemountCommand	A REMOUNT command, which points the database at a new location or refresh the external table.
SelectCommand	A SELECT query.
ShutdownCommand	A SHUTDOWN command, which closes the database.
SubSelectCommand	A Sub SELECT query used for view, scalar value, from node, row list
TruncateCommand	A TRUNCATE TABLE command.
UpdateCommand	An UPDATE command.
UpsertCommand	An UPSERT or MERGE command.

Package org.axiondb.engine.commands Description

AxionCommand implementations.