Package org.apache.empire.db

This package contains the core Empire-DB implementation classes.

See:
Description

Interface Summary

DBDatabaseDriver.DBSetGenKeys

This interface is used to set the auto generated keys when executing insert statements.

Class Summary

DBBlobData	This class allocates methods to store binary large objects in the database.
DBClobData	This class allocates methods to store binary character objects in the database.
DBCmdParam	This class defines a parameter for a prepared statement query.
DBColumn	This is the base class for all database columns that have a physical representation.
DBColumnExpr	This class is the base class for all expressions that represent a single value.
DBCombinedCmd	This class is used for building up a partition of a SQL-Command.
DBCommand	This abstract class handles the creation of the SQL-Commands.
DBCommandExpr	This abstract class handles the creation of the SQL-Commands.
DBCommandExpr.DBCmdColumn	This class wraps a column of sql command in a special command column object.
DBCommandExpr.DBCmdQuery
DBDatabase	This abstract class is the applicaton's interface for a particular database schema.
DBDatabase.DBSystemDate	This class represents the database systems current date and time.
DBDatabaseDriver	The DBDatabaseDriver class is an abstract base class for all database drivers.
DBDatabaseDriver.DBSeqTable	This class is used to emulate sequences by using a sequence table.
DBDDLGenerator<T extends DBDatabaseDriver>
DBExpr	This abstract class is the base class for all database expression classes (e.g.
DBExpressionIndex	This class handles the primary key for the tables.
DBIndex	This class handles the primary key for the tables.
DBObject	Base class for all objects that directly or indirectly belong to a database including the database object itself.
DBQuery	This class can be used to wrap a query from a DBCommand and use it like a DBRowSet. You may use this class for two purposes: In oder to define subqueries simply define a command object with the subquery and wrap it inside a DBQuery.
DBQuery.DBQueryColumn
DBReader	This class is used to perform database queries from a DBCommand object and access the results. In oder to perform a query call the open() function or - for single row queries - call getRecordData(); You can iterate through the rows using moveNext() or an iterator.
DBRecord	This class handles one record from a database table.
DBRecordData	This interface defines for the classes DDRecordSet and DBRecord.
DBRelation	This class creates a DBReferene object for a foreing key relation.
DBRelation.DBReference
DBRowSet	This class is the base class for all the DBTable, DBView and DBQuery classes this class contains all the columns of the tables, views or queries
DBSQLScript	DBSQLScript This class is a collection of sql command strings. The class is used for obtaining and executing DDL commands supplied by the database driver (@see DBDatabaseDriver.getDDLScript(DBCmdType, DBObject, DBSQLScript))
DBTable	This class represent one table of the database.
DBTableColumn	This class represent one column of a table.
DBView	This class represents a database view.
DBView.DBViewColumn
DBXmlDictionary	This class is used to configure XML generation as performed by the getXmlDocument Document function on DBReader and DBRecord.

Enum Summary

DBCmdType	This enum allocates the available command types.
DBCmpType	This enum allocates the available compare types.
DBDriverFeature	This enum is used with the DBDatabaseDriver::isSupported method to query database driver capabilities.
DBJoinType	DBJoinType contains the possibilities to join two database tables.
DBRecord.State
DBRelation.DBCascadeAction	DBCascadeAction enum

Package org.apache.empire.db Description

This package contains the core Empire-DB implementation classes.