Ora-01555 Caused By SELECT Statements With Low Query Duration and no Concurrent DML
(Doc ID 361992.1)
Last updated on AUGUST 04, 2018
Applies to:Oracle Database - Enterprise Edition - Version 126.96.36.199 to 188.8.131.52.0 [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 .
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