0
Votes
1
Ans
What is the difference between INNER JOIN and LEFT JOIN in SQL?
263 viewsadminnewd Changed status to publish
0
Votes
1
Ans
What is the purpose of the GROUP BY clause in SQL?
265 viewsadminnewd Changed status to publish
0
Votes
1
Ans
What is a subquery in SQL, and how is it different from a join?
272 viewsadminnewd Changed status to publish
0
Votes
1
Ans
How do you add a new column to an existing table in SQL?
259 viewsadminnewd Changed status to publish
0
Votes
1
Ans
What is the difference between UNION and UNION ALL in SQL?
281 viewsadminnewd Changed status to publish
0
Votes
1
Ans
What is the purpose of the HAVING clause in SQL, and how does it differ from the WHERE clause?
292 viewsadminnewd Changed status to publish