IsNull (OraLOB/BFILE) Property

Applies To

OraBLOB, OraCLOB

OraBFILE

Description

Returns TRUE if the LOB/BFILE refers to a NULL value in the database; otherwise returns FALSE. This property is read-only.

Usage

IsNull = OraBfile.IsNull

IsNull = OraBlob.IsNull

IsNull = OraClob.IsNull

Remarks

Some LOB/Bfile properties and methods are not valid when a LOB/BFile is NULL.

This property makes it possible to check for NULL and avoid these errors.

Data Type

Boolean