1.330 UNIFORM_LOG_TIMESTAMP_FORMAT

UNIFORM_LOG_TIMESTAMP_FORMAT specifies that a uniform timestamp format be used in Oracle Database trace (.trc) files.

Property	Description
Parameter type	Boolean
Default value	`true`
Modifiable	`ALTER SYSTEM`
Modifiable in a PDB	No
Range of values	`true \| false`
Basic	No
Oracle RAC	Multiple instances should use the same value.

When the value of UNIFORM_LOG_TIMESTAMP_FORMAT is TRUE, the format used for timestamps in trace files is standardized on universal time with millisecond precision. For example:

2012-09-26 00:16:47.154

When the value of UNIFORM_LOG_TIMESTAMP_FORMAT is FALSE, trace files include a mix of timestamps using different precisions, with some timestamps showing local time and other timestamps showing universal time.

Note:

This initialization parameter is available starting with Oracle Database 12c Release 2 (12.2.0.1).