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....
Answers were Sorted based on User's Feedback
Answer / rohit
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
for i in cur_name loop
v_count :=nvl(cur_name%rowcount ,0);
exit when cur_name%notfound;
end loop;
dbms_output.put_line(v_count);
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;
Is This Answer Correct ? | 5 Yes | 1 No |
Answer / sai
First open the cursor and fetch the records then u get the
required output.
Is This Answer Correct ? | 2 Yes | 2 No |
Answer / debasis mohanty
First We Have To Open Cursor
Then We Use Any Loop For That.
(because number of rows selected if we use loop)
After that Condition.
So That We Get Appropriate Answer.
Thanks & Regards
Debasis
dmddebasismohanty183@gmail.com
08722140827
Is This Answer Correct ? | 0 Yes | 1 No |
Show the two pl/sql cursor exceptions.
Explain commit, rollback and savepoint.
What is the maximum number of triggers, you can apply on a single table?
What is a dirty read sql?
Types of backups ?
Is there a 64 bit version of ssms?
Explain what is rdbms?
Mention what problem one might face while writing log information to a data-base table in pl/sql?
Does view store data in sql?
How to run pl sql program in mysql?
How to execute multiple sql statements in a single annonymous block irrespective of the sql statement result?
why not null constraint showing its constraint type as 'c'