SQL Server Table Design Guide Data Types, Primary Keys and more

The global cloud computing market is also expected to expand as companies move their business operations to the cloud. Consequently, the need for qualified DBAs will only continue to grow. Setting a database to offline means that SQL Server will not allow users to connect
to it, read data, or write data. The database will still appear in sys.databases
and the SSMS Object Explorer. This tutorial is for database administrators and developers, who want to administer SQL Server successfully.

In addition, they created a ticket on the Developer Community where updates about the Razor editor appear. Qualifications for a job description may include education, certification, and experience. To write an effective job description, begin by listing detailed duties, responsibilities and expectations. We have included SQL DBA job description templates that you can modify and use.

What Technologies do DBAs Work with on Daily Basis?

You can query this information from the msdb database using
the query below. Sometimes a DBA needs to confirm that backups are being taken successfully. This next query can be used to determine the most recent backups of a database. Seeing rows here is a good way to prove that backups were taken.

  • Be mindful of the data types so you don’t end up with everything as


  • A database is the organized collection of structured data which is usually controlled by a database management system (DBMS).
  • Sometimes a person who is looking
    after IT infrastructure (usually a sysadmin, sometimes a developer) may have some
    knowledge about database administration and he/she provides basic database support.
  • This is a technical and specialized position in support of our BI and development goals, so our ideal applicant has a bachelor’s degree in computer science or a closely related field.
  • To recover a detached database, run the procedure below.

Consider linking this tip to your SQL files to access them quickly. This article will help you with some popular SQL Server DBA Interview questions and answers. I would recommend you to read this article as well as SQL Server Interview questions and answers to learn more about SQL interview questions.

Steps in executing a query:

Command parser checks whether a plan already exists in plan cache of buffer pool. Apart from that, users mentioned some bugs within Blazor applications. Leslie Richardson, a Microsoft program manager, answered that they realised that it is impossible to keep fixing these Razor and Blazor issues unless they change the compiler and tooling architecture.

10 YouTube Channels to Master DBMS – Analytics Insight

10 YouTube Channels to Master DBMS.

Posted: Mon, 06 Nov 2023 16:33:50 GMT [source]

We must not perform such activities on regular basis and only do them on a need basis. Below are the high-level steps to change a physical file of a database. It works just like another mini
operating system for SQL Server operations. Depending on a DBAs level (junior, intermediate, senior) or team, DBAs
may perform some additional tasks such as database server architecture,
executive reporting, DBA mentoring, training, etc.


Regardless of the way you start you can find many online resources for self-study. Regardless of the team, DBAs usually interact with all
other IT teams and often with the business as well. Recently used pages, on page header of page there will e reference counter means how many times this page being used, based on counter least used pages will be deleted in buffer. Atomicity means all the statements of a transaction must complete successfully or rolled back completely means either all (or) None to updated. Log files stores modified recorded information with .ldf extension. Extent is a storage structure consists of 8 consecutive SQL Server pages.

We will use a system stored procedure sp_change_log_shipping_secondary_database to make this change. This stored procedure will take an input value 1 for argument @restore_mode while running it. Use 1 to restore the log with STANDBY and use 0 to restore the log with NORECOVERY. Earlier versions of SQL Server were not triggering failover if any database from the availability group was unable to write operation.

Lazy Writer in SQL Server

You need to like technology, be detail-oriented and learn quickly. As with any other IT-related role, a DBA job involves a lot of learning if you want to be a good DBA. Read
this tip about the
key qualities of a SQL Server DBA. When ever we install sql server it will create new binary files or each installation shared components like management studio, business intelligence studio and other features will install only once. Check point is internal mechanism performs regular based on number of transaction (or) number of pages there is no time interval for running this. Checkpoint scans log file, checks how many committed transaction are there, how many failed and how many still running committed transactions more to MDF, failed transactions will be rolled back.

Schreibe einen Kommentar

Deine E-Mail-Adresse wird nicht veröffentlicht. Erforderliche Felder sind mit * markiert