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SQL PLSQL Interview Questions
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how to write utl file pkg in SQL

Oracle,

1 5615

I i have 2 tables A & B ,A contains 10 records B contains 20 records ,what w'll be the o/p if we perform equijoin,outer join,right outer join,left outer join,full outer join,cross join seperately Can anyone help on this?

 2 6141

wt is the diff b/w greast and max ,least and min? wt is the diff b/w case and decod?

Oracle, TCS, Tecnics,

4 18286

i declare 4 procedure in package specification but in package body i write only 3 procedure. is it complie??//w

Scope International,

4 16036

i want insert 10 records from table a to table b. if i m using statement level trigger how many record insert ?in row level trigger how many record inserted???

Scope International,

3 8546

Write a query to find the employees from EMP table those who have joined in Monday. (there is a column as hiredate which is a date column i.e values are like 03-DEC-81)

 5 8778

Write a query to get last 10 records from the table.

iNautix,

12 23073

how to see the oracle 9i/10g table in pc? or In my pc where the table is saved and how to see?

 1 3499

i hv 30 rows with date.ex:1month hav 4 weeks i want 1st day of the every week.write the qry for that.example jan has 4 weeks i need 1st dd for evry wk

Aspire,

1 5392

IF i write before / after insert / update trigger and i do rollback what will happen?

KPIT,

5 9623

I want to create synonym for table emp but in my pc it is giving insufficient previliges.I am using user scott.Please suggest me.

 3 5108

Is there any problem if we use commit repeatedly after each dml statement in a plsq procedure ? (eg. there are 10 update stmt and using 10 commit stmt after each update stmt)

 1 4614

Use The Implicit cursor to Query The Department table information Where Deptno is 30.check,if no record was found then print "Record Was Not Found".Else Print Deptname And Ename.Dept table Have Dname Varchar2(20),Deptno Number,EnameVarchar2(20).Please Answer In 2 mins,with in Maximum 15 lines.

Wipro,

5 7737

sql query to get zero records from a table having n no of records

CTS,

8 23207

How do we tune the code?

 2 4945

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Un-Answered Questions { SQL PLSQL }

What do you mean by rowid?

528

how can we optimize or increase the speed of a mysql select query? : Sql dba

492

What are sql indexes?

532

What is a heap in sql?

515

Why we use pl sql?

520




What is Histogram?

1089

who introduced sql?

555

What's the difference between a primary key and a clustered index?

502

What found sql?

514

How can I delete duplicate rows?

548

What is the use of sql trace?

464

Can delete statement be rollbacked?

512

What is a recursive stored procedure?

608

Does truncate table reset auto increment?

515

Is and as keyword in pl sql?

503

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