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 6154

How do you start MySQL on Linux?


5 3698

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 4570

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 4610

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


2 5193

What is the difference Delete and Drop ?

6 4906

how we connect the data base in any programme

2 2217

What is check constraint?

3 3572

what do you mean by longblob Data type in MySql?

3 9320

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

4 4607

Print 3 highest salary

9 6934

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

3 2453

what is the advantage of left outer join?

2 10726

What is the difference between a Table and a View?

3 4036

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Un-Answered Questions { MySQL }

what is mysql optimization in brief?


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...


How to define numeric 9(3) in db2 table without decimal point??


suppose data is copie to oracle to sql by using DTS. Actully it taken 2 hours. suppose some day distribute the server in the middle of 2 hours. after how can i get the data ?


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


why not null is not allowed at table level


explain GROUPBY & HAVING clause with examples.


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 mySQL. Is there any specific qualification required to do this course ? What is the scope in India after doing mySQL


Explain the architecture models of SQL Server?


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?


How to enable or disable a row of a table using MySQL in struts?


What are the critical issues you have resolved in your company


What is striped backup


How to set the time zone for MySQL to particular country time?