1. Make a note of all node names (and/or IP addresses), SQL Server virtual names along with preferred nodes. If there are more than three nodes you may need to also take note of possible owners for each SQL resource group. For my example assume that I have a cluster with node1 and...
Let’s take some database examples: An online phone book uses a database to store data of people, phone numbers, and other user details. Your internet service provider uses a database to manage billing, client-related issues, handle fault data, and so on. Database example 2. What is a...
SQL stands for Structured Query Language , and it is used to communicate with the Database. This is a standard language used to perform tasks such as retrieval, updation, insertion and deletion of data from a database. 7. What is a unique key? A Unique key constraint uniquely identified e...
We'll be using MySQL for consistency. Want to get set up with sample data?Here's how to get four cakes, a million customers, and a million orders: In your terminal, download our script and start up MySQL: $ curl -O https://static.interviewcake.com/bakery_schema_and_data.sql && mys...
This blog on top SQL interview questions with answers has the most asked interview questions from top MNCs like Google, Microsoft, and Meta to help you crack your next SQL interview. These questions include SQL interview questions for freshers and experienced, as well as query and scenario based...
12.What is Bit-map index?Explain with Example.(80 % Asked in PL SQL Interview Questions) Answer: 1.If Table contains the distinct values which are not more than 20 distinct values then user should go for Bit map indexes. 2.User should avoid the indexing on each and every row and do ...
This blog on top SQL interview questions with answers has the most asked interview questions from top MNCs like Google, Microsoft, and Meta to help you crack your next SQL interview. These questions include SQL interview questions for freshers and experienced, as well as SQL query interview ...
SQL interview questions 168 Views Follow us! Popular SQL PARTITION BY Clause overview SQL Convert Date functions and formats SQL Variables: Basics and usage SQL Server table hints – WITH (NOLOCK) best practices Overview of SQL RANK functions SQL WHILE loop with simple examples SELECT ...
Top T-SQL Interview Questions for Freshers 1. A Query Language for working with sets is SQL. Microsoft uses the proprietary procedural language TSQL in SQL Server. Numerous features not found in SQL are added by T-SQL. This gives you more flexible control over how the application behaves by...
TCL is a category of SQL commands which primarily deals with the database transaction and save points. These keywords implement the SQL functions and logic defined by the developer into the database structure and behavior. Examples of these TCL commands are: COMMIT – used to commit a transactio...