O

object-oriented programming (OOP), 556

objects

ActiveX, 450

report. See report objects

ODBC data sources, 18

OLE DB data sources, 18

one-to-many relations, 78–80, 176

one-to-one relations, 78–79

OOP (object-oriented programming), 556

OR keyword, 102–104

ORDER BY clause, 95, 104–105, 282

Orthographic property, 610

outer joins, 82–84, 100

Overtime Report, 300–308, 310

Overwrite Data Sources option, 574