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Oct 19, 2023 · Prepare for your SQL Server job interview with these 29 questions covering T-SQL, SQL, database design, performance, security, and more. Learn the basics, intermediate, and advanced topics with examples and answers.
- What Are The Two Authentication Modes in SQL Server?
- What Is SQL Profiler?
- What Is Recursive Stored Procedure?
- What Are The Differences Between Local and Global Temporary tables?
- What Is Check Constraint?
- Can SQL Servers Linked to Other Servers?
- What Is Sub Query and Its Properties?
- What Are The Types of Sub query?
- What Is SQL Server Agent?
- What Are Scheduled Tasks in SQL Server?
- GeneratedCaptionsTabForHeroSec
There are two authentication modes – 1. Windows Mode 2. Mixed Mode Modes can be changed by selecting the tools menu of SQL Server configuration properties and choose security page. 👉 Free PDF Download: SQL Server Interview Questions & Answers
SQL Profiler is a tool which allows system administrator to monitor events in the SQL server. This is mainly used to capture and save data about each event of a file or a table for analysis.
SQL Server supports recursive stored procedure which calls by itself. Recursive stored procedure can be defined as a method of problem solving wherein the solution is arrived repetitively. It can nest up to 32 levels.
Local temporary tables are visible when there is a connection, and are deleted when the connection is closed.
A CHECK constraint can be applied to a column in a table to limit the values that can be placed in a column. Check constraint is to enforce integrity.
SQL servercan be connected to any database which has OLE-DB provider to give a link. Example: Oracle has OLE-DB provider which has link to connect with the SQL server group.
A sub-query is a query which can be nested inside a main query like Select, Update, Insert or Delete statements. This can be used when expression is allowed. Properties of sub query can be defined as 1. A sub query should not have order by clause 2. A sub query should be placed in the right hand side of the comparison operator of the main query 3. ...
There are three types of sub query – 1. Single row sub query which returns only one row 2. Multiple row sub query which returns multiple rows 3. Multiple column sub query which returns multiple columns to the main query. With that sub query result, Main query will be executed.
The SQL Server agent plays a vital role in day to day tasks of SQL server administrator(DBA). Server agent’s purpose is to implement the tasks easily with the scheduler engine which allows our jobs to run at scheduled date and time.
Scheduled tasks or jobs are used to automate processes that can be run on a scheduled time at a regular interval. This scheduling of tasks helps to reduce human intervention during night time and feed can be done at a particular time. User can also order the tasks in which it has to be generated.
Prepare for your SQL Server interview with this list of 50 questions and answers. Learn about authentication modes, sub queries, triggers, collation, bulkcopy and more.
Mar 26, 2024 · Prepare for your SQL Server interview with this comprehensive guide that covers basic to advanced level questions. Learn SQL concepts, data types, joins, functions, stored procedures, and more with examples and explanations.
- What Is SQL Server? This is one of the most basic ms SQL server interview questions, so it’s really essential to know it well. That said, your interviewer is likely looking for you to share that SQL Server is a relational database management system (RDBMS) from Microsoft that’s used to store, process and secure data in a structured way.
- What Are Foreign and Primary Keys in SQL Server? This is one of those MSSQL interview questions where I can show my fundamental understanding of how primary and foreign keys differ.
- What Is a Clustered and Non-Clustered Index in SQL Server? Clustered indexes are like a well-organized filing system for data. They determine the physical order of data in a table based on the primary key or a unique column.
- Explain What SQL Profiler Is. This handy SQL Server tool captures and analyzes SQL Server events, enabling database administrators and developers to monitor SQL Server activities, including executed queries, stored procedures, and error reports.
- Can you describe the difference between Clustered and Non-Clustered Index in SQL Server? A clustered index determines the physical order of data in a table, hence only one can exist per table.
- How would you handle a deadlock situation in SQL Server? Deadlocks in SQL Server are resolved by identifying the cause, monitoring for deadlock occurrences and implementing strategies to prevent them.
- Can you explain the ACID properties in SQL Server transactions? ACID is an acronym for Atomicity, Consistency, Isolation, and Durability. These properties ensure reliable processing in a database system.
- How would you implement security measures in SQL Server to protect data? Implementing security measures in SQL Server involves several steps. First, use the principle of least privilege by granting users only necessary permissions.
Prepare for any sql server interview round with this guide. It covers topics such as indexing, authentication, database design, functions, constraints, triggers, and more.
Dec 13, 2023 · Prepare for your SQL Server developer interview with 57 advanced questions and sample answers. Learn about normalization, triggers, locks, constraints, functions, views and more.
