Top 65 SQL Interview Questions and Answers | SQL Interview Preparation | SQL Training | Edureka

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Got a question on the topic? Please share it in the comment section below and our experts will answer it for you.

[kennyng]

What is the difference between DELETE and TRUNCATE statements 1:!8
What are the different subsets of SQL 2:06
What do you mean by DBMS> What are its different types 3:32
What do you mean by table and field in SQL 4:57
What are joins in SQL 5:44
What is the difference between CHAR and VARCHAR2 datatype in SQL 6:00
What are constraint 7:48
What is the difference between SQL and mySQL? 9:28
What is unique key? 10:22
What is foreign key? 10:22
What is data integrity 11:25
What is the difference between Clustered and Non-clustered index in SQL? 11:57
Write a SQL query to display the current date 13:04
Different types of joins 14:10
Denormalization 15:36
Entities and Relationships 16:15
Indexes 17:36
DIfferent Types of Indexes 18:26
Normalization and its advantage 19:23
Differences between Drop and Truncate 20:09
Different Types of Normalization 20:55
What is ACID 25:05
Trigger in SQL 26:03
Different Operators of SQL 27:20
NULL value vs zero or blank space 27:31
CROSS JOIN VS NATURAL JOIN 28:07
Subquery 28:37
Different types of subqueries 29:28
List Ways of get the count of records in table 30:08
Write SQL query to find names of employees that begin with "A"
Write SQL query to get the third highest salary of an employee from employee table
Group functions in SQL 32:10
What is Relationship and types of relationships 32:38
How to insert NULL values in a column when inserting data 33:40
Explain BETWEEN vs IN with an example
Why are SQL functions used 34:59
What is the need of MERGE statement 35:17
What is recursive stored procedure 35:40
What is CLAUSE 36:08
HAVING CLAUSE vs WHERE CLAUSE 36:40
List ways of Dynamic SQL 37:20
Levels of constraints 37:46
Fetch common record from two tables 38:00
List Case manipulation functions 38:49
Different set operators 40:06
ALIAS command 41:10
What are aggregate and scalar functions 41:47
Fetch alternate (ODD/EVEN) records from a table 42:26
Name the operator which is used in query for pattern matching 43:22
Unique records from a table 44:22
Fetch first five letters from a string 44:43
Main difference between SQL and PL/SQL 45:33
What is a view 46:20
What are views used for 47:00
What is stored procedure 47:11
Advantages and Disadvantages of Stored Procedures 47:57
List all types of user-defined functions 48:36
Collation 48:44
Types of Collation Sensitivity 49:09
Local vs Global variables 49:27
Auto increment 50:07
Data warehouse 50:47
Authentication modes in SQL servers 50:57
STUFF and REPLACE function 51:56

[divyaparmar]

THANK YOU SO MUCH FOR THIS VIDEO . I ONLY STUDIED FROM YOUR VIDEO FOR MY INTERVIEW AT FEDEX AND I'VE GOT DESIRED JOB ROLE . 💟💟💟💟💟💟💟💟💟

[vinodkumarn.b]

Question No 52 : To fetch the first 5 characters from a string is not RIGHT() function it should be LEFT() Function

[nishchaysharma]

Gone through all the questions. Feeling more confident now, Thanks edureka for the amazing content 🙂

[Inconvenient-MRKim]

I have an interview tomorrow. Thanks a lot. It was really helpful!

[udayptp]

For creating this type of content on SQL you deserve salute thank you very much mam

[aniketbanerjee]

Thanks a lot helped me create notes and brushing up ! Kudos to you guys

[jasmeetsinghvirdi]

Thanks for this video. It recalled all my concepts and helped me to clear one telephonic round..

[akasshjoshhi]

Damn!
This was more productive session than a college lecture

[danielalcivar]

Wow! thank you so much, just finished reviewing and studying this questions. I'll put them to use now.

[aliasadullah]

Thank you zillion times! Really helped me for the preparation of the Associate Software Developer interview!

[arun_sql_msbi]

Hi,
I have attended the interview, got a lots of questions so please help me out in this regard.
Queries
1. When have to create a clustered index and nonclustered index in a table ?
2. When have to use union or joins?
3. Why use views?
4. When have to use cursors? Give an live example with data
5. How many Max columns can be created in a table at a time ?
6. What is difference between decimal and float

Please reply..!!

[mrkaul]

Thanks for the video. Very helpful. I'm amazed by this girl .. She literally spoke non-stop . :D

[NavratnaPawalespecial]

This very helpful. Thanks a lot! It would be great if it has the concepts of CTE, temp table, and their differences, try-catch block, stored procedures vs functions, sql profiler, and execution plan.

[pmeyer]

This video was helpful. A review of execution plans would be helpful.

[Lana-rxqe]

Thank you for the video. Sharp answers. Great for interview preparation

[NithyaShivaa]

Thank you so much. This session is really helped me allot.

[rachanaupadhyay]

I loved the Edureka tutorials by Sahiti. She explains so well and to the point. Springboot tutorial also quite good.

[prachiksh]

Very helpful video, well explained and very good collection of interview questions, Thankyou 🙏

[snehasharma]

Nice, God job you did in this video. First Time I saw complete video of SQL.
Happy with this video 👍