These questions include SQL interview questions for freshers and experienced, as well as SQL query interview questions. 1. What is the difference between a primary key and a unique key? 2. What is a constraint, and why use constraints? 3. What is the COALESCE function? 4. What are UNION...
SQL is one of the most common skills that recruiters look for not only in IT-related jobs but also in various other job profiles, including business, finance, insurance, and other domains. This MS SQL Server Interview Questions blog comprises all the questions that are asked by companies in ...
sql server experienced interview questions Hello All, I have been collecting interview questions from the people who given interviews at various organizations. Below are the list of questions. It includes, SQL DBA, MSBI, SQL Developer, SQL Server. 1 SSRS: 1. How to render a report to a...
35Q) Where could you look if you had a question about whether a column has been defined as an index? Ans:This information can be found in SYSIBM.SYSINDEXES. 36Q) What is the SQL Communications Area and what are some of its key fields? Ans:It is a data structure that must be include...
This is one of the tricky SQL Interview Questions. Interviewer may ask you this question in another way as what are the advantages of Union All over Union. Both Union and Union All concatenate the result of two tables but the way these two queries handle duplicates are different. ...
Oracle Interview Questions for Freshers Oracle interview questions for freshers are the typical questions that are asked in all companies. Here are some of them: 1) What do you know about our company? This question is generally asked by the interviewer or hiring manager at the beginning of the...
SQL Interview Question 面试的时候发现会问一些SQL的基本问题,在此总结一下。 ProgramInterview/SQL这个网站上的问题还比较全。 1. Join type INNER JOIN: Returns all rows when there is at least one match in BOTH tables LEFT JOIN: Return all rows from the left table, and the matched rows from ...
Oracle Workflow Interview Question and Answers If you're looking for Oracle Workflow Interview Questions for Experienced or Freshers, you are in the right place. There are a lot of opportunities from many reputed companies in the world.According to research, Oracle Workflow has a market share of...
That's all aboutC++ Interview Questions and answersfor both beginners and experienced programmers. If you have any other interesting question which was asked to you in any investment banks like Citi, Goldman Sachs, Barclays, Nomura, Deutsche Bank, Credit Suisse or any other financial service instit...
Practicing tricky SQL queries is like sharpening your tools for working with data. SQL skills matter because they help you handle and… The Difference between UPSERT & Insert In MySQL, it is important to understand the difference between UPSERT and INSERT statements while working with tables. ...