org.castor.cpa.persistence.sql.driver.DB2QueryExpression

public final class DB2QueryExpression extends JDBCQueryExpression

QueryExpression for DB2.

Version:: $Revision: 7585 $ $Date: 2004-09-08 03:37:54 -0600 (Wed, 08 Sep 2004) $
Author:: Assaf Arkin

Nested Class Summary

Nested classes/interfaces inherited from class org.castor.cpa.persistence.sql.driver.JDBCQueryExpression
JDBCQueryExpression.Join
Field Summary

Fields inherited from class org.castor.cpa.persistence.sql.driver.JDBCQueryExpression
_dbInfo, _distinct, _factory, _joins, _limit, _offset, _order, _select, _tables

Fields inherited from interface org.exolab.castor.persist.spi.QueryExpression
OP_BETWEEN, OP_BETWEEN_AND, OP_EQUALS, OP_GREATER, OP_GREATER_EQUALS, OP_LESS, OP_LESS_EQUALS, OP_LIKE, OP_NOT_EQUALS, OP_NOT_LIKE
Constructor Summary

Constructors

Constructor

Description

DB2QueryExpression(PersistenceFactory factory)
Method Summary

Modifier and Type

Method

Description

String

getStatement(boolean lock)

Creates a SQL statement.

boolean

isLimitClauseSupported()

Provides a default implementation of QueryExpression.isLimitClauseSupported().

Methods inherited from class org.castor.cpa.persistence.sql.driver.JDBCQueryExpression
addColumn, addCondition, addInnerJoin, addLimitClause, addOffsetClause, addOrderClause, addOuterJoin, addParameter, addSelect, addTable, addWhereClause, addWhereClause, clone, encodeColumn, getColumnList, getStandardStatement, isOffsetClauseSupported, setDbMetaInfo, setDistinct, toString

Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details
- DB2QueryExpression
  
  public DB2QueryExpression(PersistenceFactory factory)
Method Details
- getStatement
  
  public String getStatement(boolean lock)
  
  Description copied from class: JDBCQueryExpression
  
  Creates a SQL statement. In general, for a RDBMS/JDBC driver with a full support of the SQL standard/JDBC specification, this will return a valid SQL statement. For some features, a particular RDBMS might indicate that it does not support this feature by throwing a SyntaxNotSupportedException.
  
  Specified by:
  
  getStatement in interface QueryExpression
  
  Overrides:
  
  getStatement in class JDBCQueryExpression
  
  Parameters:
  
  lock - True if a write lock is required
  
  Returns:
  
  The SQL statement
- isLimitClauseSupported
  
  public boolean isLimitClauseSupported()
  
  Description copied from class: JDBCQueryExpression
  
  Provides a default implementation of QueryExpression.isLimitClauseSupported().
  Specified by:
  
  isLimitClauseSupported in interface QueryExpression
  
  Overrides:
  
  isLimitClauseSupported in class JDBCQueryExpression
  
  Returns:
  
  false to indicate that this feature is not supported by default.
  
  See Also:
  
  QueryExpression.isLimitClauseSupported()

Class DB2QueryExpression

Nested Class Summary