MaxDB Version 7.7: Do not cancel CHECK DATA in ADMIN mode

July 21, 2009 at 7:53 pm

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Symptom
If you cancel a CHECK DATA in the ADMIN operational state when you use database Version 7.7.03 build 14 or higher, data may be lost. You can restore the database only by performing a recovery.
Other terms
CHECK DATA, CHECK DATA WITH UPDATE, VERIFY, ADMIN, cancel
Reason and Prerequisites
If you cancel a CHECK DATA in the ADMIN [...]

SAP MaxDB Version 7.7: Do not execute DROP SNAPSHOT ONLINE

July 21, 2009 at 7:53 pm

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Symptom
You cannot start SAP MaxDB database Version 7.7.04 or higher and it reports an I/O error.
Previously, you executed a DROP SNAPSHOT statement in the ONLINE operational state, and the database was terminated incorrectly (that is, without another savepoint) while this was happening or shortly afterwards due to a crash, for example.
A example of [...]

MaxDB: Corrupted DBCON entry for local system

July 14, 2009 at 7:29 am

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Symptom
The DBCON entry for the local system is corrupted and therefore, the database monitoring is disabled.
Other terms
MAXDB SDB ADA CORRUPTED DBCON LOCAL SYSTEM
Reason and Prerequisites
A program updates the DBCON table and produces an invalid entry for the local connection.
This problem can only occurr if the local system has a MaxDB database and the DBA [...]