Correlated Subquery: References data from the outer query in its WHERE clause. Nested Subquery: This can be placed anywhere in the outer query and does not directly reference the outer table. Advanced SQL Interview Questions for Experienced 18. What is a function in SQL, and why do we use...
In contrast to TSQL, which is a patented technology procedural language in use by MS SQL Server, SQL is a query language to functions on sets. Additionally, T-SQL implements DELETE and UPDATE differently from SQL. Related Article:SQL Interview Questions 3. Describe the Process of Writing and ...
In the Microsoft SQL SERVER context, hotfixes are small patches designed to address specific issues, most commonly to freshly-discovered security holes. For example, if a select query returns duplicate rows with aggregations, the result may be wrong. This can be fixed by a hotfix. Interview Que...
We have categorized Oracle PL SQL Interview Questions - 2024 (Updated) into 3 levels they are: For Beginners 2) What is SQL and also describe types of SQL statements? SQL stands forStructured Query Language. SQL is a language used to communicate with the server to access, manipulate, and c...
2. Have you experienced filter index partitions 3.What is the difference between sub query and correlated query 4. What is the difference between pessimistic locking and optimistic locking? 5. What are the user roles available in SSRS?
Bookmark this post “SQL Interview Questions And Answers for Experienced” for future reference. After reading this post “SQL Interview Questions”, if you find that we missed some important SQL Server Interview Questions, please comment below we would try to include those with answers. ...
Hi friends, Here we will look into various Interview questions which are common and frequently asked in Interviews. Hope it benefits for freshers and experienced. Recommendation ReadSome basic SQL queries which should be practiced before going to Interview - Part 1beforethis article. ...
Twenty-two tricky SQL interview questions and answers 1. What is a correlated subquery? A correlated subquery is used to refer to an outer query’s columns and is executed for each row in the outer query. 2. How to pivot data in SQL?
CLICK HERE TO GET INTERVIEW QUESTIONS FOR TCS… Following are some important Interview Questions for SQL : 1.What is SQL?Where SQL is used? Answer: SQL is Structured Query Language, which is a computer language for storing, manipulating and retrieving data stored in relational database.SQL can...
Top SQL Query Interview Questions for Practice SQL Interview Questions and Answers for Experienced Testers Top 30 PL-SQL Interview Questions and Answers for Freshers Top 50 Tricky SQL Queries for Freshers to Check Before Interview More importantly, don’t forget to stay up-to-date with the latest...