NULLS—set or query Nulls mode

Macro command syntax

Read syntax diagramSkip visual syntax diagramISREDITNULLSONSTDONALLSTDALLOFF

Assignment statement syntax

Read syntax diagramSkip visual syntax diagramISREDIT ( var1, var2) = NULLS
Read syntax diagramSkip visual syntax diagramISREDITNULLS = ONSTDONALLSTDALLOFF

Return codes

 0
Normal completion.
20
Severe error.