org.h2.upgrade

Class DbUpgrade

java.lang.Object

org.h2.upgrade.DbUpgrade

public class DbUpgrade
extends Object

This class starts the conversion from older database versions to the current version if the respective classes are found.

Constructor Summary

Constructors

Constructor and Description
DbUpgrade()

Method Summary

Methods

Modifier and Type	Method and Description
static Connection	connectOrUpgrade(String url, Properties info) If the upgrade classes are present, upgrade the database, or connect using the old version (if the parameter NO_UPGRADE is set to true).
static void	setDeleteOldDb(boolean deleteOldDb) Old files will be renamed to .backup after a successful conversion.
static void	setScriptInTempDir(boolean scriptInTempDir) The conversion script file will per default be created in the db directory.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DbUpgrade

public DbUpgrade()

Method Detail

connectOrUpgrade

public static Connection connectOrUpgrade(String url,
                          Properties info)
                                   throws SQLException

If the upgrade classes are present, upgrade the database, or connect using the old version (if the parameter NO_UPGRADE is set to true). If the database is upgraded, or if no upgrade is possible or needed, this methods returns null.

Parameters:

url - the database URL

info - the properties

Returns:

the connection if connected with the old version (NO_UPGRADE)

Throws:

SQLException

setScriptInTempDir

public static void setScriptInTempDir(boolean scriptInTempDir)

The conversion script file will per default be created in the db directory. Use this method to change the directory to the temp directory.

Parameters:

scriptInTempDir - true if the conversion script should be located in the temp directory.

setDeleteOldDb

public static void setDeleteOldDb(boolean deleteOldDb)

Old files will be renamed to .backup after a successful conversion. To delete them after the conversion, use this method with the parameter 'true'.

Parameters:

deleteOldDb - if true, the old db files will be deleted.