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-00522: MAP methods must return a scalar type.

1 3249

PLS-00523: ORDER methods must return an INTEGER.

1 3284

PLS-00524: The parameter type in an ORDER method must be the containing object type.

1 3007

PLS-00525: Within SQL statements, only equality comparisons of objects are allowed without a map or order function.

1 3080

PLS-00526: A MAP or ORDER function is required for comparing objects in PL/SQL.

1 3898

PLS-00527: MAP or ORDER functions require a PRAGMA RESTRICT_REFERENCES specifying :WNDS,WNPS,RNPS,RNDS.

1 2864

PLS-00528: The parameters to an ORDER function must have IN mode

1 2846

PLS-00529: Bad column name string in INSERT statement (must be an identifier)

1 3324

PLS-00530: Illegal type used for object type attribute: 'string'.

1 6536

PLS-00531: Unsupported type in a VARRAY or TABLE type: 'string'.

1 5494

PLS-00532: Target of REF must be a complete or incomplete object type.

1 5264

PLS-00533: Tables of non_queryable types are not supported.

1 2964

PLS-00534: A Table type may not contain a nested table type or VARRAY.

1 3144

PLS-00535: A VARRAY type may not contain a NESTED TABLE, VARRAY or LOB

1 2732

PLS-00536: Navigation through REF variables is not supported in PL/SQL.

1 7395

Un-Answered Questions { Database Errors }

if the lengths of two wires are same and the area of cross sections is 4:7 then what will be the ratio of current passing through these wires

2761

ORA-26028: index string.string initially in unusable state

3916

hp asking for replication floppy to do reinstall 25254 server assistant

2969

ORA-26094: stream format error: input column overflow

2859

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

8883

NZE-28868: Peer certificate chain check failed.

2868

In my project I am using star schema and only diimension tables are loaded and not fact tables any one can help me why it is happening? Plase guide me.

2948

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...

2804

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

6794

how can i get the question papers of year 2006 and 2007 of 12th commerce gujarat board

2260

IMP-00070: Lob definitions in dump file are inconsistent with database.

1801

ORA-26079: file "string" is not part of table string.string

2008

ORA-26084: direct path context already finished

2001

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

4042

What is the use of NOLOCK locking hint?

1837

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