Database Errors Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Database Errors Interview Questions

Questions Answers Views Company eMail

PLS-00716: Attribute/method 'string' can occur only once in an ALTER TYPE statement

1 2953

PLS-00717: method 'string' does not have matching signature among existing methods

1 3491

PLS-00718: type of attribute 'string' does not allow modifications to the attribute

1 3156

PLS-00719: only widening of attribute 'string' constraints is allowed

1 4080

PLS-00720: type 'string' has evolved

1 3684

PLS-00721: 'string' formed a non-REF mutually-dependent cycle with 'string'

1 2833

PLS-00722: supertypes's AUTHID is different than subtype's AUTHID

1 3492

PLS-00725: type 'string' must be a supertype or subtype of the TREAT expression

1 5280

PLS-00726: MODIFY ELEMENT is supported only on schema-level varray and nested tables

1 2893

PLS-00727: MODIFY LIMIT is supported only on schema-level varray types

1 3000

PLS-00728: the limit of a VARRAY can only be increased and to a maximum 2147483647

1 3802

PLS-00729: only widening of the collection element type is allowed

1 3205

PLS-00730: collection element type does not allow modifications

1 3001

PLS-00731: ALTER TYPE is supported only on schema-level types

1 2544

PLS-00732: Illegal overload of ellipsis in formal parameter list

1 3170

Un-Answered Questions { Database Errors }

Hi guys, I have four tables those are emp,dept,eliminate and uneliminate. i wrote small cursor..when i run, it display one error (ORA-01403 nodata found)... The query is: Declare cursor c1 is select e.ename emp_name from emp e,dept d where e.deptno=d.deptno group by deptno; r1 c1%rowtype; test_emp varchar2(200); begin for r1 in c1 loop begin select eliminate_emp into test_emp from eliminate t,uneliminate ut where t.number=ut.number and t.deptno=e.deptno and rownum<1; end; dbms_output.put_line(r1.emp_name); end loop; end; Thanks...

2739

when i ran any workflow or session, getting below error: seesion task instance[s_xxx]: Execution terminated unexpecterdly

2230

What severity level errors are managed in TRY-CATCH block?

2223

hp asking for replication floppy to do reinstall 25254 server assistant

2880

What is SCD (Slowly Changing Dimensions)? What are its types?

2662

why we are using shift key in unix shell script

3165

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

2801

What is the meaning of lock escalation and why/how to stop this?

2651

How to solve -805 error i.e. Bind issue. There are two conditions- 1) If you have access to the database table 2) If you don't have access to the table

2639

What is live lock, deadlock and what is Lock escalation?

2432

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

2410

ORA-16627: No standby databases support the overall protection mode.

3989

ORA-26095: unprocessed stream data exists

3562

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

3384

i have created ODBC through Data sources and tests completed sucessfully. when i am Trying to connect SQL Server through ODBC (ODBC :Oracle Open Client Adapter for ODBC 2.0.2.15.0 Microsoft SQL Server 09.00.3054) unable to Connect to SQL*Plus: Release 8.0.4.0.0. it is given following error-message . Error: ORA-03121: NO interface driver connected- function not performed.

2799

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