type type_name is table of varchar2(30) index by
binary_integer
for the above type you have to create a identifier...
like
identifier_name type_name;
for the above type you can use the below methods..like
first , last , prior, next , delege..etc...like this..
if you create a cursor...like
cursor cursor_name is select * from scott.emp;
is there any methods like above to use prior, fist , last ,
next , trim ,etc...
Which is faster union or join?
Can I copy :old and :new pseudo-records in/to an oracle stored procedure?
What is a trigger ?
11 Answers Accenture, BirlaSoft,
how do you tune the slow running queries in oracle db , explain the methodology
What is union and union all keyword in sql and what are their differences?
Can we use joins in subquery?
How do we tune the code?
which will default fire first statement level trigger or row level trigger
2 Answers Cap Gemini, Data Vision,
write a query to find 4th max salary
What are %type and %rowtype for?
What is equi join in sql?
What is sql and how does it work?
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