Skip Headers
Oracle® Database SQL Reference
10g Release 2 (10.2)

Part Number B14200-02
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
Contact Us

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

Datetime Expressions

A datetime expression yields a value of one of the datetime datatypes.

datetime_expression::=

Description of datetime_expression.gif follows
Description of the illustration datetime_expression.gif

A datetime_value_expr can be a datetime column or a compound expression that yields a datetime value. Datetimes and intervals can be combined according to the rules defined in Table 2-5. The three combinations that yield datetime values are valid in a datetime expression.

If you specify AT LOCAL, Oracle uses the current session time zone.

The settings for AT TIME ZONE are interpreted as follows:

See Also:

Example The following example converts the datetime value of one time zone to another time zone:

SELECT FROM_TZ(CAST(TO_DATE('1999-12-01 11:00:00', 
      'YYYY-MM-DD HH:MI:SS') AS TIMESTAMP), 'America/New_York') 
   AT TIME ZONE 'America/Los_Angeles' "West Coast Time" 
   FROM DUAL;

West Coast Time
------------------------------------------------
01-DEC-99 08.00.00.000000 AM AMERICA/LOS_ANGELES