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|Java - Interview Questions and Answers|
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|Like Discuss Correct / Improve  database   database joins   left outer join  sql Asked in 2 Companies|
|What are Inner , Outer , Left and Right Joins in SQL ?|
|What is JDBC? Describe the steps needed to execute a SQL query using JDBC.|
| What is a self Join and give an example of a self Join ?|
What is self Join and What is it's purpose ?
|Difference between Inner and Outer Join ?|
|What is a Cursor ?|
|What are temp tables ?|
|Does SQL allow null values ? Can we use it within Where clause ?|
|Write an SQL to find all records having all upper case alphanumeric characters in a field ?|
|Write an SQL to find all records having all numeric characters in a field ?|
|Do you know of any DB statement that can be used if we would like to insert multiple rows into a table ?|