The following code example for a package named "SampleApp" shows how to access metadata for database, classes, entities, attributes, operations, and parameters.
NSLog(@"List classes that have metadata...."); SUPDatabaseMetaData *dmd = [SampleApp_ SampleAppDB metaData]; SUPObjectList *classes = dmd.classList; for(SUPClassMetaData *cmd in classes) { NSLog(@" Class name = %@:",cmd.name); } NSLog(@"List entities that have metadata, and their attributes and operations...."); SUPObjectList *entities = dmd.entityList; for(SUPEntityMetaData *emd in entities) { NSLog(@" Entity name = %@, database table name = %@:",emd.name,emd.table); SUPObjectList *attributes = emd.attributes; for(SUPAttributeMetaData *amd in attributes) NSLog(@" Attribute: name = %@%@",amd.name, (amd.column ? [NSString stringWithFormat:@", database column = %@",amd.column] : @"")); SUPObjectList *operations = emd.operations; for(SUPOperationMetaData *omd in operations) { NSLog(@" Operation: name = %@",omd.name); SUPObjectList *parameters = omd.parameters; for(SUPParameterMetaData *pmd in parameters) NSLog(@" Parameter: name = %@, type = %@", pmd.name, [pmd.dataType name]); } }