What is dml and ddl?


No Answer is Posted For this Question
Be the First to Post Answer

Post New Answer

More SQL PLSQL Interview Questions

I have a tablle like this: cust acc ----------- a 1 b 2 b 3 c 4 c 5 c 6 I Want below o/p: cust acc --------------- a 1 b 2|3 c 4|5|6 Please any one can you have any ideas share me. I have urgent requirement.

7 Answers   MTS,


is it mandatory to select all the column in a view then what columns should be selected

2 Answers  


Explain ddl statements in pl/sql?

0 Answers  


What are the query optimization techniques?

0 Answers  


What is sql clause?

0 Answers  






Is mariadb a nosql database?

0 Answers  


What is rtm in testing?

0 Answers  


four procedures is are there should i write their in a package

2 Answers  


how would you enter characters as hex numbers? : Sql dba

0 Answers  


declare v_count number(8,3); v_sal scott.emp.sal%type := '&P_sal'; cursor cur_name is select sal from scott.emp where sal between (v_sal-100) and (v_sal +1000); begin v_count :=nvl(sql%rowcount ,0); if v_count = 0 then dbms_output.put_line('no records are fetch in the given sal range'); else dbms_output.put_line('There is/are '||to_char(v_count)|| ' salaries are selected in the given range '); end if; end; in the above programm .....for any sal range ....always it shows the following message.. no records are fetch in the given sal range please find the mistake and share with me...with thansk and regards..sarao....

3 Answers   Satyam,


Explain the the update statement in sql?

0 Answers  


Q1.all the depts which has more then 10 empls? Q2.all the dept which does not have any emply? Q3 all the emp which does not have any dept? Q4 get all the emply detais with the dept details it dept is exit otherwise any emp details? Q5 how to debugg the dynamic sql and packages?

4 Answers   KPIT,


Categories