* @param cmd The MetaData for the class
*/
void addDatastoreId(ColumnMetaDataContainer columnContainer, DatastoreClass refTable, AbstractClassMetaData cmd)
{
// Create the mapping, setting its table
datastoreIDMapping = new OIDMapping();
datastoreIDMapping.setDatastoreContainer(this);
datastoreIDMapping.initialize(storeMgr, cmd.getFullClassName());
// Create a ColumnMetaData in the container if none is defined
ColumnMetaData colmd = null;