MySQL Interview Questions
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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

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how to take mysql database structure backup

6 5875

How do you start MySQL on Linux?


5 3455

What is the main different between Null and NOT Null. Difference between Primary and Unique Key. How to Check the database from which application is it possibe.

6 4335

What is Foreign Key? What is the main difference between primary key and Foreign Key ? How Foreign Key can be defined? Is Foreign key is used to join two or more table?

4 4357

What is Inner Joints and Outer Joints ? What is right outer joints,left outer joints,right inner joints , left inner joints ,


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What is the difference Delete and Drop ?

6 4608

how we connect the data base in any programme

2 2055

What is check constraint?

3 3274

what do you mean by longblob Data type in MySql?

3 8526

What is difference b/w composit key n primary key and forigion key?

4 4365

Print 3 highest salary

9 6624

what programming language which is used for testing and developement in sql?

3 2248

what is the advantage of left outer join?

2 9933

What is the difference between a Table and a View?

3 3782

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Un-Answered Questions { MySQL }

Hi Team, This is kartik, I recently completed my B-tech. Importance of posting this question is for to know the best books on SQL(MYSQL/Oracle)? I like SQL concept's so much, at the same time i decided to choose SQL for my career purpose. So please suggest me the best books that are very helpful for a fresher to improve concepts like (SQL/PLSQL)Basics, programming concepts, architectures etc. Please consider my request as an important one. I am very thankful to you for providing this opportunity. If possible can you please send the names of books for my personal id also: Thanks, Kartik T


What is difference between Sql server and MySql database? It may be silly question but i really dont know.


In a property booking section want a query to check that property is booked from StartDate to EndDate.Booking Table field are given id proerty_id start_date checkout_date no_of_visitor booking date status Waiting yours answer.. Thanks In Advance...


Explain the architecture models of SQL Server?


What are the critical issues you have resolved in your company


why not null is not allowed at table level


HOW TO FIND display the total number of weeks in the year of 1998 IN EMP TABLE


i made a table whih contain a column "Photo" with image data type and i want to insert the byte of a picture present in my hardisk using insert statement in that colum... so what will be my insert statement?


How internally data stores in MyISAM and INNODB table types?


using primary can we relate two table, with out foreign key?


Table - Products has number of products as below Productid ProductName 1 iPhone 2 iPad 3 BlackBerry Table - SalesPersonProduct has the below records Salespersonid productid S1 1 S1 2 S1 3 S2 1 S3 2 Write a SQL query that returns the total number of sold products


what is mysql optimization in brief?


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?


What is RMS Migrations


Please can the SQL code below be interpreted IF @xMatchCriteria='MATCH12' BEGIN IF EXISTS (Select * from #InsightData where (EmailAddress=@xDCPEmailAddress ) ) BEGIN SET @xTestMatchCriteria = @xMatchCriteria; SELECT @xCRMCustomerId=CustomerId, @xCRMDcpCustomerId=DcpCustomerId, @xCRMPortalCustomerID=PortalCustomerID,@xCRMDcpID=DcpID, @xCRMCardNumber=CardNumber, @xCRMEmailAddress=EmailAddress, @xCRMfirtLetterFirstName=firtLetterFirstName, @xCRMLastName=Surname,@xCRMAddressLine1=AddressLine1, @xCRMPostCode=PostCode FROM #InsightData where (EmailAddress=@xDCPEmailAddress ) END ELSE BEGIN SET @xTestMatchCriteria='No'+@xMatchCriteria; END END