To back up a database, you can do any of the following:

• Shut down the database and use operating system commands to copy it to a backup location, as described in .
• Leave the database running and call one of four system backup procedures to copy it to a backup location, as described in .
• Leave the database running, but call a system procedure to freeze the database, use operating system commands to copy it to a backup location, then call a system procedure to unfreeze the database, as described in .

To restore a database from a backup copy, you must use one of three connection URL attributes:

• restoreFrom=path, described in
• createFrom=path, described in
• rollForwardRecoveryFrom=path, described in