What is a join?Explain the different types of joins?
Answer Posted / lakshminarayana reddy
used to retrieve desired data from more than 1 table we use
join.
joins types:- 1.Equi join
2.non-Equi join
3.outer join
4.Self join
Is This Answer Correct ? | 10 Yes | 7 No |
Post New Answer View All Answers
what are the authentication modes in sql server? : Sql dba
What is a pl/sql block?
How many subqueries can be nested in a statement?
What is procedure and function in sql?
What are different joins used in sql?
What is cost in sql execution plan?
Why we use cross join?
What is a native sql query?
What is dense_rank?
What is primary key secondary key alternate key candidate key?
What is rowid in sql?
Is sql injection illegal?
What are different methods to trace the pl/sql code?
How to run sql statements with oracle sql developer?
Are dml statements autocommit?