Programming Guide - Actian

Namesapplication • 21dynamic • 20resolution • 21supplying at runtime • 20New DB Event dialog • 462New User Event dialog • 462Non-interactive applications • 111Non-printable charactersexpressions • 37Null constant • 38Nullabilityifnull function • 63Nullsaggregate functions • 61in expressions • 49reference variables • 30Number of Levels dialog • 475Numeric data typefunctions list • 53OObject system class • 142Objectsand attributes • 28and classes • 28casting • 139creating • 31, 116creating in an application • 392defined • 28manipulating generically • 139naming • 19passing • 98, 101, 105passing objects to/from 4GL • 298passing to 3GL • 298passing to frames • 101, 105referencing • 29ObjectSource attribute • 396ObjectSource system classcreating in application • 396Open method • 170Open statementusing • 160Openframe statementconcurrent frames • 103FrameExec object • 95, 98, 104passing parameters • 103with clause • 106OpenSQLstatement syntax summaries • 483Operating systemcall system statement • 489file specifications • 489porting application • 489OperatingSystem attribute • 489Operatorsarithmetic • 41string • 42OriginatorField attribute • 140, 330PPad function • 54Palette fieldsarranging display • 280described • 280loading images • 280Parametersdefault null • 116naming • 19objects and arrays • 101openframe statement • 103passing 4GL objects and arrays • 101passing between frames • 95, 98passing by reference • 101, 103, 105passing by values • 101passing to 3GL procedures • 80, 296passing to 4GL procedures • 76, 84passing to database procedures • 85passing to popup frames • 109passing to procedures • 84passing with openframe statement • 103Parent framesassigning child • 95closing • 103parent/child relationshipsdisplaying • 459ParentApplication attribute • 396ParentField attribute • 394ParentFrame attribute • 95ParentMenuGroup attribute • 394Passingobjects • 98, 101Pattern matching • 44PC Clipboardcopying data from a table field • 244Index 513