TheSQL Interview Questionsare very important for getting a job. One must answer the SQL Interview Questions to qualify for the interview and get a job. Table of Contents Top SQL Interview Questions List for 2025 Set 1 - SQL Interview Questions and Answers Set 2 - SQL Interview Questions and ...
so employers test candidates on various concepts ranging from basic to advanced-level queries. This blog covers common SQL interview questions and their answers to help you succeed in your next interview.
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SQL Job Interview Questions and Answers 1 :: What is SQL (Structured Query Language)? SQL is an English like language consisting of commands to store, retrieve, maintain & regulate access to your database.Read More 2 :: What is the SQL*Plus? SQL*Plus is an application that recognizes &...
SQL DBA Interview Questions with Answers Q. What are the common issues a SQL DBA should deal with as a part of DBA daily job? Ans: Backup Failure Restore Failure Log Full Issues Blocking Alerts Deadlocks Alerts TEMPDB full issues Disk Full Issues ...
Frequently Asked SQL Interview Questions 1. What is a Database? Adatabase refers to a structured data collection that can be stored, managed, and retrieved from a remote or local computer system. Databases can become pretty complex and are built with a fixed design and modeling approach. ...
SQL INTERVIEW QUESTIONS AND ANSWERS 4 | P a g e 5.What is the difference between “Primary Key” and “Unique Key”? We can have only one Primary Key in a table whereas we can have more than one Unique Key in a table. The Primary Key cannot have a NULL value whereas a Unique Key...
DBCC stands for database consistency checker. We use these commands to check the consistency of the databases, i.e., maintenance, validation task and status checks. E.g. DBCC CHECKDB – Ensures that tables in the db and the indexes are correctly linked. ...
they are just used to speed up queries. Effective indexes are one of the best ways to improve performance in a database application. A table scan happens when there is no index available to help a query. In a table scan SQL Server examines every row in the table to satisfy the query ...
Prepare with basic and advanced PL/SQL interview questions and answers, covering topics like functions, triggers, dynamic SQL, and error handling.