HP Interview -2016
Unix
1) grep command in unix
2) what is set command
2)
select length('HELLO')- length(replace('HELLO','L',''))
FROM
dual;
Is This Answer Correct ? | 3 Yes | 3 No |
What is user defined functions?
What is offset and limit in sql?
What is group function in sql?
What is pl sql collection?
what is the need of the cursor attribute notfound..(because using found attribute we can complete the task......found + negation operator = not found )
what is the difference between join and union? : Sql dba
What is crud diagram?
What is cross join sql?
Write a sql query to find the names of employees that begin with ‘a’?
Is foreign key mandatory?
1. is it possible to use the cursor atttibutes (%found ,% rowcount , %isopen , %notfound ) to our user defined cursor names ....... cursor cursor_name is select * from scott.emp if you use... cursor_name%found , %rowcount ,%isopen,%notfound...will it work... -------------------------- 2.what is the difference between the varray and index by table .. -------- 3. type type_name is table of number(8,3) index by binary_integer; identifier_name type_name; first , last , prior , next ,trim are the methods we can use it for the above type...simillary is there any way to apply for cursors... with thanks and regards..sarao...
What is bulk collections?