Skip Headers

Oracle® Database SQL Reference
10g Release 1 (10.1)

Part Number B10759-01
Go to Documentation Home
Home
Go to Book List
Book List
Go to Table of Contents
Contents
Go to Index
Index
Go to Master Index
Master Index
Go to Feedback page
Feedback

Go to previous page
Previous
Go to next page
Next
View PDF

Null Conditions

A NULL condition tests for nulls. This is the only condition that you should use to test for nulls.


null_conditions::=
Description of null_conditions.gif follows
Description of the illustration null_conditions.gif

Table 6-9 lists the null conditions.

Table 6-9 Null Conditions

Type of Condition Operation Example
IS [NOT] NULL 
Tests for nulls.

See Also: "Nulls "

SELECT last_name
  FROM employees
  WHERE commission_pct
  IS NULL;