Ora-01555 Caused By SELECT Statements With Low Query Duration and no Concurrent DML
Last updated on JULY 06, 2017
Applies to:Oracle Database - Enterprise Edition - Version 188.8.131.52 to 184.108.40.206.0 [Release 9.2 to 11.2]
Information in this document applies to any platform.
Many ORA-1555 occur while performing only SELECT statements within the reporting database: ORA-1555 with small query duration in the message :
ORA-01555 caused by SQL statement below (Query Duration=9 sec, SCN: 0x0001.8be5c8d1):
The PRODUCTION database is copied every night with its UNDO tablespace and renamed to REPORTING for reporting purposes .
Sign In with your My Oracle Support account
Don't have a My Oracle Support account? Click to get started
Million Knowledge Articles and hundreds of Community platforms