orra 1555 what is this error,why it is occur?
Answers were Sorted based on User's Feedback
The "ORA-01555 snapshot too old" error, which causes user
transactions to fail, is a nightmare for Oracle DBAs and
developers. It usually occurs after queries or batch
processes have been running for a long time, which means
you can lose many hours of processing when the error crops
up.
| Is This Answer Correct ? | 5 Yes | 0 No |
Answer / kittu
The ora-1555 is too old snapshot. In order to fix this e need to increase undo_retention & undo tablespace size
| Is This Answer Correct ? | 2 Yes | 2 No |
How do you increase the OS limitation for open files (LINUX and/or Solaris)?
What is the default fill factor value? : sql server DBA
Which autogrowth database setting is good? : sql server DBA
Give two methods you could use to determine what DDL changes have been made.
Does transparent data encryption provide encryption when transmitting data across network? : sql server DBA
how can you implement fine-grained auditing?
What query tells you how much space a tablespace named "test" is taking up, and how much space is remaining?
How would you edit your CRONTAB to schedule the running of /test/test.sh to run every other day at 2PM?
Explain the concept of the DUAL table.
Explian different types of BACKUPs avaialabe in SQL Server? Given a particular scenario, how would you go about choosing a backup plan?
What would you use to improve performance on an insert statement that places millions of rows into that table?
what is the purpose of catlaog in oracle rman?
Oracle (3259)
SQL Server (4518)
MS Access (429)
MySQL (1402)
Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)
DB Development (113)
SQL PLSQL (3330)
MongoDB (502)
IBM Informix (50)
Neo4j (82)
InfluxDB (0)
Apache CouchDB (44)
Firebird (5)
Database Management (1411)
Databases AllOther (288)