Oracle Errors Interview Questions
Questions Answers Views Company eMail

ORA-30502: system triggers cannot have INSERT, UPDATE, or DELETE as triggering events

1 2656

ORA-30503: system triggers cannot have a REFERENCING clause

1 2216

ORA-30504: system triggers cannot have a FOR EACH ROW clause

1 2398

ORA-30505: system triggers should not reference a column in a WHEN clause

1 2272

ORA-30506: system triggers cannot be based on tables or views

1 5481

ORA-30507: normal triggers cannot be based on a schema or a database

1 4366

ORA-30508: client logon triggers cannot have BEFORE type

1 3332

ORA-30509: client logoff triggers cannot have AFTER type

1 2519

ORA-30510: system triggers cannot be defined on the schema of SYS user

1 5047

ORA-30511: invalid DDL operation in system triggers

1 5077

ORA-30512: cannot modify string.string more than once in a transaction

1 2844

ORA-30513: cannot create system triggers of INSTEAD OF type

1 2494

ORA-30514: system trigger cannot modify tablespace being made read only

1 4096

ORA-30515: suspend triggers cannot have BEFORE type

1 2124

ORA-30550: index depends on a package/function spec/body which is not valid

1 3206


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Un-Answered Questions { Oracle Errors }

RMAN-05017: no copy of datafile number found to recover

1885


ORA-26029: index string.string partition string initially in unusable state

1713


[ERROR] [main 11:01:20] (JCLLoggerAdapter.java:error:454) Unsuccessful: alter table user.CEN_USER_MASTER add constraint FKF4EDEDC3D0BAAE75 foreign key (ROLE_ID) references user.CEN_ROLE_MASTER [ERROR] [main 11:01:20] (JCLLoggerAdapter.java:error:454) ORA-02275: such a referential constraint already exists in the table

2287


IMP-00064: Definition of LOB was truncated by export

5889


ORA-26094: stream format error: input column overflow

2254






ORA-16516: The current state is invalid for the attempted operation.

8067


ORA-26030: index string.string had string partitions made unusable due to:

1559


invalid quantity specification negative quantity are not allowed for this item please check this item definition quantity

2862


ORA-07497: sdpri: cannot create trace file 'string'; errno = string.

2316


IMP-00096: Warning: Skipping table "string"."string" because type synonym "string"."string" cannot be created

1238


ORA-16626: failed to enable specified object

1773


IMP-00060: Warning: Skipping table "string"."string" because object type "string"."string" does not exist or has different identifier

2620


When i am connect database through toad,one error occured. ORA-12514: TNS:listener does not currently know of service requested in connect descriptor. plz help me thanks advance.............

2321


ORA-26027: unique index string.string partition string initially in unusable state

6159


ORA-26032: index string.string loading aborted after string keys

1654