Ora-1555 Shows Unrealistic Query Duration (in billion of seconds - about 30 years) (Doc ID 750195.1)

Last updated on DECEMBER 06, 2016

Applies to:

Oracle Database - Standard Edition - Version 9.2.0.1 to 9.2.0.6 [Release 9.2]
Oracle Database - Enterprise Edition - Version 9.2.0.1 to 9.2.0.6 [Release 9.2]
Information in this document applies to any platform.
***Checked for relevance on 20-Sep-2016***

Symptoms

Alert log shows ORA-1555 error messages with a Query duration of over a billion of seconds.
eg.
 ORA-01555 caused by SQL statement below (Query Duration=1226087753 sec, SCN: 0x07b6.86d4e6bc)

Cause

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