In many SQL systems, a textual execution plan can be obtained using a keyword such as EXPLAIN, and visual representations can often be obtained as well. In Microsoft SQL Server, the Query Analyzer has an option called “Show Execution Plan” (located on the Query drop down menu). If this...
We are going to discuss the most interviewer asked PostgreSQL interview questions for the acknowledgment of future aspirants in this niche. PostgreSQL is one of the most advanced, object-relational database management systems and open-source developed by PostgreSQL Global Development Group at Berkeley ...
While SQL executes one query at a time, PL/SQL can run an entire block or multiple operations in a single execution. PL/SQL does not interact directly with the database server, while SQL does. Generally, SQL is used for DDL and DML statements, whereas PL/SQL is used to write program ...
The application which comes under the RDBMS category is MySQL, Oracle, Informix, IBM DB2 and Microsoft SQL Server. RDBMS Interview Questions we are mentioning below will help you to gain enough knowledge about RDBMS.Advantages RDBMS is in tabular form which is easy to understand Provide Security ...
Basic SQL Server Interview Questions Let's start with some foundational questions that you're likely to encounter early in the interview process. What is SQL Server? SQL Server is a relational database management system (RDBMS) developed by Microsoft, designed to efficiently store, retrieve, and ...
Meta is known for its structured interview process, and candidates often receive extensive preparation materials from recruiters. Take advantage of these resources to familiarize yourself with the types of questions you may encounter, especially in SQL and Python. Review the provided links and practice...
Ace your interview with this comprehensive guide to data engineer interview questions, from HR screening to technical evaluations, including Python and SQL.
No.Questions 1 What is a database? 1 What is DBMS? 1 What is SQL? 1 What is PL/SQL? 1 What is the difference between SQL and PL/SQL? 1 What is RDBMS? 1 What is a database table? 1 What is a query? 1 What is subquery? 1 What are the types of subquery?
However, since Oracle is mainly a technology company, we’re going to focus on the technical professions. With that in mind, here’s a look at our top five Oracle interview questions and answers. 1. Tell me about your experience with Oracle. ...
If you’re interested in joining the Meta team, you’ll face several rounds of challenging interviews. The Meta acceptance rate may be as low as 5%. Below, we’ll break down the Meta interview process and help you prepare for the most commonly asked questions for different roles. Check...