//$Id: PointbaseDialect.java 9328 2006-02-23 17:32:47Z steveebersole $//Created on 04 February 2002, 17:35package org.hibernate.dialect;import org.hibernate.dialect.lock.LockingStrategy;import org.hibernate.dialect.lock.UpdateLockingStrategy;import org.hibernate.dialect.lock.SelectLockingStrategy;import org.hibernate.persister.entity.Lockable;import org.hibernate.LockMode;import java.sql.Types;/** * A <tt>Dialect</tt> for Pointbase. * @author  Ed Mackenzie */public class PointbaseDialect extends org.hibernate.dialect.Dialect {	/**	 * Creates new PointbaseDialect	 */	public PointbaseDialect() {		super();		registerColumnType( Types.BIT, "smallint" ); //no pointbase BIT		registerColumnType( Types.BIGINT, "bigint" );		registerColumnType( Types.SMALLINT, "smallint" );		registerColumnType( Types.TINYINT, "smallint" ); //no pointbase TINYINT		registerColumnType( Types.INTEGER, "integer" );		registerColumnType( Types.CHAR, "char(1)" );		registerColumnType( Types.VARCHAR, "varchar($l)" );		registerColumnType( Types.FLOAT, "float" );		registerColumnType( Types.DOUBLE, "double precision" );		registerColumnType( Types.DATE, "date" );		registerColumnType( Types.TIME, "time" );		registerColumnType( Types.TIMESTAMP, "timestamp" );		//the BLOB type requires a size arguement - this defaults to		//bytes - no arg defaults to 1 whole byte!		//other argument mods include K - kilobyte, M - megabyte, G - gigabyte.		//refer to the PBdevelopers guide for more info.		registerColumnType( Types.VARBINARY, "blob($l)" );		registerColumnType( Types.NUMERIC, "numeric($p,$s)" );	}	public String getAddColumnString() {		return "add";	}	public boolean dropConstraints() {		return false;	}	public String getCascadeConstraintsString() {		return " cascade";	}	public String getForUpdateString() {		return "";	}	public LockingStrategy getLockingStrategy(Lockable lockable, LockMode lockMode) {		// Pointbase has no known variation of a "SELECT ... FOR UPDATE" syntax...		if ( lockMode.greaterThan( LockMode.READ ) ) {			return new UpdateLockingStrategy( lockable, lockMode );		}		else {			return new SelectLockingStrategy( lockable, lockMode );		}	}}