Does indexing improve query performance?
Write a query to find second highest salary of an employee.
Determine if oracle date is on a weekend?
Can we use the cursor's to create the collection in PL/SQL?
What is a primary key example?
What is the use of prepared statement?
How do I create a sql database?
What do you mean by “trigger” in sql?
How to find only %th Highest Sal
what is the difference between sql and t-sql? : Transact sql
What is the Query to print out the individual total number of duplicate row in sql.
what is the difference between nested subquery and correlated subquery?
trans_id trans_date trans_amt debit_credit_indicator 001 01-JAN-13 1099 cr 001 12-JAN-13 500 db 002 24-FEB-13 400 db 002 23-MAR-13 345 cr 001 18-APR-13 800 cr 002 15-MAR-13 600 db 001 12-FEB-13 200 cr i want like this output trans_id trans_date trans_amt debit_credit_indicator 001 JAN 1599 cr no.of trans 2 i want trans_id and trans_date like 'JAN' or 'FEB' etc, trans_amt i want all credit amount - debit amount per each trans_id. and debit_credit_indicator and no.of transactions in a month.