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.............

2797

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...

2737

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

1937

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

1955

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

2152

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

2410

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

3150

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

3858

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

1616

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

8813

ORA-26095: unprocessed stream data exists

3558

IMP-00064: Definition of LOB was truncated by export

6411

IMP-00063: Warning: Skipping table "string"."string" because object type "string"."string" cannot be created or has different identifier

2728

ORA-26076: cannot set or reset value after direct path structure is allocated

1962

ORA-26082: load of overlapping segments on table string.string is not allowed

1766