WebSphere Application Server - Express, Version 6.0.x     Operating Systems: AIX, HP-UX, Linux, Solaris, Windows

NULL predicate

The NULL predicate tests for null values.
single-valued-path-expression IS [NOT] NULL

Example: NULL predicate

e.name IS NULL
e.dept.name IS NOT NULL
e.dept IS NOT NULL



Related concepts
EJB query language
WHERE clause

Related tasks
Using EJB query

Concept topic    

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Last updated: Jun 8, 2005 12:45:23 PM EDT
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