void    SDO_DAS_Relational::applyChanges    (     PDO     $database_handle      ,     SDODataObject     $root_data_object      )

SDO_DAS_Relational::applyChanges Applies the changes made to a data graph back to the database

PDO_database_handle

Constructed using the PDO extension. A typical line to construct a PDO database handle might look like this:

$dbh = new PDO("mysql:dbname=COMPANYDB;host=localhost",DATABASE_USER,DATABASE_PASSWORD);

root_data_object

The special root object which is at the top of every SDO data graph.