ARTICLE
Short Reference
sql_cond - NULL
Syntax
... col IS [NOT] NULL ...
Effect
This expression is true if the value of col is (not) the
null value . If this expression is used,
the SELECT statement bypasses SAP
buffering .
Note
All other relational expressions of a WHERE condition are unknown
if a participating column contains the null value.
Documentation extract taken from SAP system, � Copyright SAP AG. All rights reserved