Oracle® Database Reference 10g Release 2 (10.2) Part Number B14237-02 |
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Property | Description |
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Parameter type | String |
Syntax | NLS_TIMESTAMP_FORMAT = " format " |
Default value | Derived from NLS_TERRITORY |
Modifiable | ALTER SESSION |
Range of values | Any valid datetime format mask |
NLS_TIMESTAMP_FORMAT
defines the default timestamp format to use with the TO_CHAR
and TO_TIMESTAMP
functions.
The value must be surrounded by quotation marks as follows:
NLS_TIMESTAMP_FORMAT = 'YYYY-MM-DD HH:MI:SS.FF'
You can specify the value of NLS_TIMESTAMP_FORMAT
by setting it in the initialization parameter file. You can specify its value for a client as a client environment variable.
You can also alter the value of NLS_TIMESTAMP_FORMAT
by changing its value in the initialization parameter and then restarting the instance. To alter the value during a session use the ALTER SESSION SET
statement.