what is JOIN? Give example & types of join?
Answers were Sorted based on User's Feedback
Answer / santhi mundru
Merging two or three as a single table is called "join"
Types:
Inner Join
Outer Join
right outer join
left outer join
self join.
Is This Answer Correct ? | 0 Yes | 0 No |
Answer / santosh
joins are three types
equity join
natural join
conditional joins
these joins use to create conection b\w thie attributes
Is This Answer Correct ? | 18 Yes | 39 No |
How to change the database engine in mysql?
What are the 'mysql' command line options?
What is identity in mysql?
Consider you have the following three tables which have to be linked together.
I want to insert userid of a customer,order time,etc in a table called ordermaster with orderid as primary key.Same time the product codes and required quantities (a1,2 and a2 4 and so on)inserted in another table orderdetails with same orderid reference.How the code will be in JSP using MySQL?
at first i'm using datediff('d', a.due_date, current_date); but it takes too long to get the result but how can i subtract the current_date - a.due_date and still get the same result like when i use datediff? thank you
What can you do with mysql?
What is trigger in mysql with example?
What happens when the column is set to AUTO INCREMENT and you reach the maximum value for that table?
How to delete a trigger in mysql?
What is a simple query?
What is the purpose of using ifnull() function?