SQL Server DBA Interview questions and answers

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Worked on SharePoint 2007 running on SQL 2005 to migration to SharePoint 2010 running on SQL 2008 R2. Architected and build High Availability 3 node cluster to migrate 190 databases with 7 TB of data with least amount of database down time. Very closely supporting GTRI, Housing, CRC, ITG and other departments cross campus. Responsible for creating SSRS Report development of a new Solar Soft database for the Management team.

SQL DBA

Documented processes for installations, clustering, availability group setup, and patching. Installed and configured a SQL 2012 clustered environment with availability groups. Get notified about new Sql Database Administrator jobs in United States. When a full text query is received by the SQL Server query processor, it is handed over to the FTS query processor in the Search process. The FTS query processor breaks up the query into the constituent words, filters out the noise words, and uses an inbuilt thesaurus to find out the linguistic variants for each word. The words are then queried against the inverted index and a rank of their accurateness is computed. From SQL Server 2016 onward, the product is supported on x64 processors only and must have 1.4 GHz processor.

Data, database and system administrators

In a commercial bank, this application is the banking software itself . It is the work of the application DBA to ensure that the database and the application using it communicate properly, and that accurate results are communicated between the two. For instance, when Top 90+ AWS Interview Questions and Answers for 2022-23 a user enters a customer name and clicks to display their bank account balance, the database returns the correct amount and not, say, the loan balance. SQL Server Reporting Services is a report generation environment for data gathered from SQL Server databases.

SQL Server Full Text Search service is a specialized indexing and querying service for unstructured text stored in SQL Server databases. The full text search index can be created on any column with character based text data. While it can be performed with the SQL LIKE operator, using SQL Server Full Text Search service can be more efficient. Full allows for inexact matching of the source string, indicated by a Rank value which can range from 0 to 1000—a higher rank means a more accurate match. It also allows linguistic matching (“inflectional search”), i.e., linguistic variants of a word will also be a match for a given word . Proximity searches are also supported, i.e., if the words searched for do not occur in the sequence they are specified in the query but are near each other, they are also considered a match.

M. Back up all user databases, with the default directory structure and file names.

Diagnosing critical failures in existing software infrastructure & redesigning modules to decrease overall failure rate. Developer web-based solutions via ASP.Net and VB.Net as well as SQL Server. Importing data into SQL Server DB from Extract tool and analyzing data for reporting purposes. Create jobs, SQL Mail, Alerts and Schedule SSIS Packages using SQL Server Agent and Report abnormal discrepancies to the Database Manager. Created, implemented, deployed and maintaining a reporting suite of standard reports while also customizing many reports to meet individual user’s needs.

  • Administering a DBMS usually requires additional tools than those provided with the DBMS itself.
  • SQL Server databases were used as relational data warehouse to store the ATM transactions for reporting purpose.
  • Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content.

DBAs need to maintain documentation and, in some cases, perform analytical tasks (T-SQL queries, SSRS reports, etc.). There are many tasks that DBAs perform, and the list of things DBAs do vary from job to job. In this tip, we will talk about Systems DBA who works with SQL databases. By default “trn” is used for SQL Server native backups, “trn” is used for LiteSpeed, “sqb” is used for Red Gate SQL Backup Pro, and Azure Cloud Engineer at Schuberg Philis “safe” is used for Idera SQL Safe Backup. By default “bak” is used for SQL Server native backups, “bak” is used for LiteSpeed, “sqb” is used for Red Gate SQL Backup Pro, and “safe” is used for Idera SQL Safe Backup. If the parameter is set to NULL, no sub-directories will be created. Automatically selects the optimal compression level based on CPU usage or Disk IO. This option is only available for LiteSpeed.

Navisite’s SQL Server DBA Services Include

Created and implemented database design solutions in collaboration with programming team. Experience in creating database Objects like Tables, Stored Procedures, Views, Triggers, user defined data types and functions. Scripted, scheduled, and monitored different types of database backups and refreshes in use, including streaming backups and use of LUN mounts in SnapManager. Responsible for providing database administration of SQL Server databases and mentoring less experienced adminstrators. Get started with Pluralsight’s expert-led database administration courses and training—learn now. There is a newer type of database called non-relational databases that use a class of query languages called NoSQL.

SQL DBA

There are also database administrators who create and design databases in the first place. They usually work as part of a team, often in a more specialized software development company. And that database is likely to be part of a larger application for some specific business need. In the commercial bank example we used earlier, the bank most likely purchases or leases the software to run its banking operations from an Information Communication and Technology company that specializes in banking software. This banking software is underpinned by a database, which is the backend storage for all the data, and that was designed and built by a team of specialist DBAs (more properly called ‘database designers’).

Oracle/sql Server DBA

However, SQLMag conducted a 2015 survey to track database professionals’ salaries, and concluded that they range from ~$70,000– $160,000, showing increases of 5–9% over the previous year, depending on specific job description. Demand for database administrators is projected to grow at 15% annually for the next 10 years, so DBA job-growth is also more or less assured. In fact, the magazine US News ranked database administrator sixth in its top 10 list of Best Technology Jobs. Monitoring technical support for both database systems and related applications. While these are not essential for the operation of the database system, they provide value added services on top of the core database management system. These services either run as a part of some SQL Server component or out-of-process as Windows Service and presents their own API to control and interact with them. Manage SQL Server databases through multiple product lifecycle environments, from development to mission-critical production systems.

Where can I practice SQL for free?

If you're learning SQL for the first time, you've probably dabbled with at least one of the following resources: codeacademy, datacamp, and khan academy. Each of these websites provides an interactive, hands-on method for beginners to learn SQL. These are great, free resources and you absolutely should use them.

It includes the query windows which provide a GUI based interface to write and execute queries. SQL Server Analysis Services adds OLAP and data mining capabilities for SQL Server databases. The OLAP engine supports MOLAP, ROLAP and HOLAP storage Java Developer Job Description modes for data. Analysis Services supports the XML for Analysis standard as the underlying communication protocol. The cube data can be accessed using MDX and LINQ queries.Data mining specific functionality is exposed via the DMX query language.

Personal tools

They also must educate and inform application developers and other users about how to use the DBMS and its facilities. Task-oriented DBA. This specialized DBA focuses on a specific administrative task and is uncommon outside of large IT shops. The backup-and-recovery DBA also participates in building and testing disaster contingency plans for the company’s databases. The DBA also must establish policies and procedures pertaining to the management,security, maintenance and use of the database management system.

  • SQL Server Full Text Search service is a specialized indexing and querying service for unstructured text stored in SQL Server databases.
  • Used Sagent ETL applications to create base views and metaviews, and automate ETL processes from DB2 source environments to SQL Server destinations.
  • Depending on the Team you work with or company, the skills requirements may vary.
  • The company’s image might be damaged if they lose customer’s data or if database-related issues cause disruptions of client-facing applications.

He excels at writing desktop WinForms applications written using C#, .NET, and the SQL Server database. He has written numerous successful business and financial applications.

Why would you choose this job?

This will ensure the integrity of the database hosted on secondary replica only. This execution will not guarantee the integrity of the database hosted on a primary replica as a primary replica uses a different set of storage systems to host their databases. Data administration separates the business aspects of data management from the technology. The data administrators are aligned more with the business than with IT, translate business lexicon into a logical data model and work with the DBA to translate models into actual databases.

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