Install Free Gold Price Widget!
Install Free Gold Price Widget!
Install Free Gold Price Widget!
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- sql - ORA-00904: invalid identifier - Stack Overflow
I was doing an Oracle database link exercise mixed with join queries and this was exactly my problem I was getting ORA-00904: "A" "NOMBRE": invalid identifier errors and such, and the problem was solved adding double quotes in the column names where the errors popped –
- ORA-01452: cannot CREATE UNIQUE INDEX; duplicate keys found
If you had two identical values in the table - abcd twice, say, with the same case - then your ALTER TABLE would throw ORA-02299 despite the NOVALIDATE, as it won't be able to create the unique index to back that up In 11g you could create a virtual column and constrain that, but you have the same problem creating the unique index
- Oracle client ORA-12541: TNS:no listener - Stack Overflow
ORA-12541: TNS:no listener Cause: The connection request could not be completed because the listener is not running Action: Ensure that the supplied destination address matches one of the addresses used by the listener - compare the TNSNAMES ORA entry with the appropriate LISTENER ORA file (or TNSNAV ORA if the connection is to go by way of an
- oracle10g - ORA-01555: snapshot too old: rollback segment number with . . .
You get "ORA-01555: snapshot too old: rollback segment number with name" usually when the SQL runs too long This is because rollback records needed by a reader for consistent read are overwritten by other writers
- SQL Error: ORA-00942 table or view does not exist
The result will be "ORA-00942: table or view does not exist" even though user2 does have insert and select privileges on user1 customer table and is correctly prefixing the table with the schema owner name To avoid the problem, you must grant select privilege on the sequence:
- How to solve : SQL Error: ORA-00604: error occurred at recursive SQL . . .
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- ORA-03150: end-of-file on communication channel for database link
ORA-03150: end-of-file on communication channel for database link ORA-02063: preceding line from DBPREMOTE ORA-06512: at "DBLOCAL JOB_NAME", line 710 ORA-06512: at line 1 Line 710 is the first line of a procedure: execute immediate 'set constraints all deferred';
- ORA-01017 Invalid Username Password when connecting to 11g database . . .
The id pw I was using was correct, but I was getting ORA-01017 Invalid Username Password on one particular connection only It turned out that my connection settings in Oracle SQL Developer had the "Use DB Proxy Authentication" turned on in the "Proxy User" tab
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