SQL Server DBA Interview Questions and Answers

In textbooks, if you need to go to a particular chapter, you go to the index, find the page number of the chapter and go directly to that page. Without how to become a sql server dba, the process of finding your desired chapter would have been very slow. Create Users and assign permissions based on the level of database access the user would need. Jacob makes the dry subject like XML to worth reading and learning it. This article has many witty comments and many interesting subject. The ability to answer SQL Server questions is an important skill when applying for SQL Server-related positions. A Stored Procedure is a collection or a group of T-SQL statements.

The pointer from an index row in a nonclustered index to a data row is called a row locator. The structure of the row locator depends on whether the data pages are stored in a heap or a clustered table. For a clustered table, the row locator is the clustered index key.

Q. Does SQL Server Upgrade Advisor analyze remote instances?

Sometimes, for security purposes, the database user does not give access to the table, table structures, and table relationships. All they have is access to a view, not knowing what tables exist in the database. To define the relationship between two tables connected by columns, a foreign key constraint is used. In this constraint, the values of the child table must appear in the parent table, which means that for a foreign key, one table should point to a Primary Key in another table.

Manvendra is a database enthusiast, currently working as a Senior Architect at one of the top MNC. Yes, SQL Server replication can be used to publish data from SQL Server to Oracle or Oracle to SQL Server. You can change to the desired value there and click OK to save the changes. The other option for viewing and changing this value is using. There would information such as the time it took to execute that Job and details about the error that occurred.

SQL SERVER DBA INTERVIEW QUESTIONS

This article comprises of SQL Server Questions and answers series on Database Architecture and various Database Properties. The READ_COMMITTED_SNAPSHOT option is used for the read committed optimistic model. The READ_COMMITED_SNAPSHOT option and the ALLOW_SNAPSHOT_ISOLATION option must be set to allow the usage of optimistic models. Write a query to find 5th highest amount paid from the Customer table.

• The original SQL Server code was developed in the 1980s by the former Sybase Inc., which is now owned by SAP.
• On each of secondary database, log backups are applied particularly.
• This may or may not negate all performance gains you might have achieved by calling update statistics.
• However, you’ve gotta be willing to put in the years of work doing development and systems administration first before you get a DBA job.
• Once the CPU is added just run RECONFIGURE then sql server recognizes the newly added CPU.

Paras Doshi has submitted 21 interesting question and answers for SQL Azure. DQS_PROJECTS includes data required for Knowledge Base management and DQS project activities. SQL Server 2012 Data Quality Services is the data quality product from Microsoft SQL Server 2012. DQS enables you to perform a variety of critical data quality tasks, including correction, enrichment, standardization, and de-duplication of your data.

How exceptions can be handled in SQL Server Programming?

A Non-Clustered Index does not support the Text, nText, and Image data types. The default constraint allows you to set a default value for the column. Note that this is not a Not Null constraint,t and do not confuse the default value constraint with disallowing the Null entries. This article describes managing the various SQL Server services on your machine. Before you log in to an instance of SQL Server, you need to know how to start, stop, pause, resume, and restart an instance of SQL Server. After you are logged in, you can perform tasks such as administering the server or querying a database. Let’s start now, select Start/All Programs/Microsoft SQL Server2005/Configuration Tools/SQL Server Configuration Manager.

These fire in response to DML command events that start with Insert, Update, and Delete, like insert_table, Update_view, and Delete_table. The following is the function list in SQL Server databases. So that is also called a function that returns a result of a value. When we create it, a function must specify a value type that will return a value. To use the logical operator in comparing values from the columns.

Q14. What are the steps you must follow to hide SQL Server instances?

Informational commands provide feedback regarding the database such as providing information about the procedure cache. Validation commands include commands that validate the database such as the ever-popular CHECKDB. Finally, miscellaneous commands are those that obviously don’t fit in the other three categories. This includes statements like DBCC HELP, which provides the syntax for a given DBCC command. What are the different SQL Server Versions you have worked on, what kind of administration of those instances has been done by you.

• This includes rollback operations, referential integrity, and transaction-oriented operations.
• These tables only exist for the duration of connection or duration of that statement.
• Analysis service is on 2382 but only if it’s a default install.
• Log shipping is a process in which we automate the back-up process of transaction log files.