SQL - Interview Questions and Answers for 'Sql join' - 6 question(s) found - Order By Newest Q1. If Table A has 100 records and Table B has 50 records , how many records will the equi join of Table generate ? SQL
Ans. It depends on the join condition. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  equi join  sql join  database  sql Q2. If Table A has 100 records and Table B has 50 records , how many records will the left join of Table A with Table B generate ? SQL
Ans. 100 records Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  database  sql  sql joins   left join Q3. If Table A has 100 records and Table B has 50 records , how many records will the right join of Table A with Table B generate ? SQL
Ans. 50 records Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  database  sql  sql joins   right join Q4. If Table A has 0 records and Table B has 50 records , how many records will the equi join of Table generate ? SQL
Ans. 0 records Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  database  sql  sql joins   equi joinAns. Oracle having following types of joins these are also called 8i joins. There are:
1. Equi (or) Inner join
2. Non Equi join
3.Self join
4.Outer join
Oracle also support the 9i (or) ANSI standard joins.There are:
1.Inner join
2.Left outer join
3.Right outer join
4.Full outer join
5.Natural join Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  sql joins  sql Asked in 2 Companies Q6. What is the minimum number of tables required to perform a SQL join? Database
Ans. 1 , We can do self join
Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve  sql join Asked in 1 Companies Q7. In majority of the cases, the following join will give maximum number of results ? Reference Database
a. Inner Join b. Outer Join c. Left Join d. Right JoinAns.b. Outer Join
a. Left Join and Right Join gives equal number of Results b. Outer Join and Inner Join gives equal number of Results c. Inner Join gives maximum number of results records d. Inner Join gives minimum number of result recordsAns.d. Inner Join gives minimum number of result records