Oracle Database Errors or Warnings from Error ORA-02081 to ORA-02090
ORA-02081: database link is not open
Cause: dblink given is not currently open.
ORA-02082: a loopback database link must have a connection qualifier
Cause: An attempt was made to create a database link with the same name as the current database.
Action: a loopback database link needs a trailing qualifier, for example MYDB.EXAMPLE.COM@INST1 – the ‘@INST1’ is the qualifier
ORA-02083: database name has illegal character ‘string’
Cause: supplied database name can contain only A-Z, 0-9, ‘_’, ‘#’, ‘$’ ‘.’ and ‘@’ characters.
ORA-02084: database name is missing a component
Cause: supplied database name cannot contain a leading ‘.’, trailing ‘.’ or ‘@’, or two ‘.’ or ‘@’ in a row.
ORA-02085: database link string connects to string
Cause: a database link connected to a database with a different name. The connection is rejected.
Action: create a database link with the same name as the database it connects to, or set global_names=false.
ORA-02086: database (link) name is too long
Cause: database/database link name can have at most 128 characters.
ORA-02087: object locked by another process in same transaction
Cause: A database link is being used in the cluster database environment that loops back to the same instance. One session is trying to convert a lock that was obtained by the other session.
Action: Get the more restrictive lock first. For example, if session 1 gets a share lock and session 2 gets an exclusive lock on the same object, get the exclusive lock first. Or, simply use the same session to access the object.
ORA-02088: distributed database option not installed
Cause: Remote and distributed updates and transactions are a separately priced option in ORACLE V7.
ORA-02089: COMMIT is not allowed in a subordinate session
Cause: COMMIT was issued in a session that is not the two-phase commit global coordinator.
Action: Issue commit at the global coordinator only.
ORA-02090: network error: attempted callback+passthru
Cause: internal error.
Above are list of Oracle Database Errors or Warnings from Error ORA-02081 to ORA-02090 received while performing certain operation against Oracle Database or related products.
What are Oracle Database Error Messages?
Oracle Error Messages may be returned while using products which are part of Oracle Database. Each Oracle Database Error or Warning Message mentioned above contains the Warning or Error Message Statement, a short explanation of the probable causes of the Error message, and a recommended action.
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Information about Oracle Database Error Messages or Warning Messages on Windows and Linux Operating Systems.