An index is a physical structure containing pointers to the data. Indices are created in an existing table to locate rows more quickly and efficiently. It is possible to create an index on one or more columns of a table, and each index is given a name. The users cannot see the indexes,...
What is a Linked Server? Linked Servers is a concept in SQL Server by which we can add other SQL Server to a Group and query both the SQL Server dbs using T-SQL Statements. With a linked server, you can create very clean, easy to follow, SQL statements that allow remote data to be...
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 user email? 2. How to join two dat...
In this article, we will discuss a few very common questions that you may be asked during a SQL Server administrator or developer technical job interview. 在本文中,我们将讨论一些非常常见的问题,在SQL Server管理员或开发人员进行技术面试时可能会询问您。 (Q1: What is a SQL Server Execution Plan?
Key constraint creates a non-clustered index by default. SQL INTERVIEW QUESTIONS AND ANSWERS 3 | P a g e 3.What is the difference between the “DELETE” and “TRUNCATE” commands? The DELETE command is used to remove rows from a table based on a WHERE ...
SQL Interview Questions for Experienced Professionals 1) On what basis can you distinguish the clustered index and non-clustered index in SQL? We can distinguish the clustered from the non-clustered index on the following basis: A clustered index can be utilized for easily recovering information fro...
As you guys know, that I have shared loads of SQL Server Interview questions and answers. Let me tell you a story behind this, Whenever I free in a weekend; I always try to attend walk-in interviews which have been arranged by most of the IT Companies so that I can fi...
Softwaretesting-QuestionsandAnswers-SQLInterviewQuestions Q.WhatdoesSQLstandfor? A.StructuredQueryLanguage Q.Whatisaprimarykey? A.Primarykey:EachrowofthedatainatableuniquelyidentifiedbyaPrimaryKey Thecolumn(columns)thathascompletelyuniquedatathroughoutthetableis ...
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 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 ...