Top 1. 0 SQL Server DBA Interview Questions Database. Journal. com. Deanna Dicken shares the top 1. SQL Server DBAs. Introduction. Last month I wrote an article on the questions I find most useful for interviewing. Ms Access Update One Table From Another Sql Interview Test' title='Ms Access Update One Table From Another Sql Interview Test' />SQL Server developer. In this article, Ill cover the top 1. SQL Server DBAs. What purpose does the model database serveThe solar eclipse is rapidly approaching and, for the towns that happen to be in the narrow 70mile band of best observation, this means gearing up for quite the. PostgreSQL vs. MS SQL Server. A comparison of two relational databases from the point of view of a data analyst. HP needs 68 weeks to ship additional TouchPads, according to a leaked email sent to customers. HP is prepping one last run for its defunct tablet. Ms Access Update One Table From Another Sql Interview QuestionMs Access Update One Table From Another Sql Interview QuetionsThe model database, as its name implies, serves as the model or template. If the model database is. Note that TEMPDB is also. SQL Server starts up. How do you trace the traffic hitting a SQL Server SQL profiler is the SQL Server utility you can use to trace the traffic on. SQL Server instance. Traces can be filtered to narrow down the transactions. The trace. files can be searched, saved off, and even replayed to facilitate. What types of replication are supported in SQL ServerSQL Server has three types of replication Snapshot, Merge, and Transaction. Snapshot replication creates a snapshot of the data point in time picture of. This is a good type to use when the. Merge replication uses a snapshot to seed the replication. Changes on both. sides of the publication are tracked so the subscriber can synchronize with the. A typical use for this type of replication is in a. A server would act as a central repository and. At which time, they would all send up their modifications to the. Transaction replication also begins with a snapshot only this time changes. Changes are replicated from. This type of replication is. Why would you use SQL Agent SQL Agent is the job scheduling mechanism in SQL Server. Jobs can be. scheduled to run at a set time or when a specific event occurs. Jobs can also. be executed on demand. SQL Agent is most often used to schedule administrative. Fifa 09 Full Version Ea Sports. What happens on checkpoint Checkpoints, whether scheduled or manually executed, cause the transaction. That is, the dirty pages from the buffer cache are. Storing committed transactions in the cache provides a. SQL Server. However, you do not want the transaction log. One important thing to note here is that SQL Server can only truncate up to. Therefore, if you are not seeing the expected. It is very important to finalize all. What is DBCC DBCC statements are Database Console Commands and come in four flavors. Maintenance, Informational, Validation, and Miscellaneous. Maintenance commands. Pcmark 8 Full Crack. DBA to perform maintenance activities on the. Informational commands provide feedback. Validation commands include commands that validate the database such as the ever popular. CHECKDB. Finally, miscellaneous commands are those that obviously dont fit in. This includes statements like DBCC HELP, which. DBCC command. How can you control the amount of free space in your index pages You can set the fill factor on your indexes. This tells SQL Server how much. The performance. benefit here is fewer page splits where SQL Server has to copy rows from one. Why would you call Update Statistics Update Statistics is used to force a recalculation of query optimization. Query optimization statistics are. Beware though that re computing the query. Adobe Reader Setup File For Windows 7. This may or may not negate all. In. fact, it could have a negative impact on performance depending on the. What is a correlated sub query A correlated sub query is a nested query that is linked to the outer query. For instance, say I wanted to find all the employees who have not entered their. I could query the Employee table to get their first and last. I need to look at the Time. Entry table to see if theyve entered their. I cant do a straight join here because Im looking for the. Ill do a correlated sub query similar to this SELECT First. Name, Last. Name. FROM EMPLOYEE e. WHERE NOT EXISTS SELECT 1 FROM Time. Entry te. WHERE te. Emp. ID e. Emp. IDAND te. Week. ID 3. Notice that the inner query relates to the outer query on the employee ID. The inner query will be evaluated once. What authentication modes does SQL Server support SQL Server supports Windows Authentication and mixed mode. Mixed mode allows you to use both Windows Authentication and SQL Server Authentication to log into your SQL Server. Its important to note that if you use Windows Authentication, you will not be able to log in as sa. Conclusion. In this article, I list the top 1. DBA interview question as I see it. I would, however, encourage you to also ask the DBA the SQL Server. Developer questions from my previous article. As I said in that article though. I hope you found at least a. See All Articles by Columnist.