SQL Server Interview Questions and Answers - SQL FAQ PDF - Download With SQL Server . In SSRS com/SQLServer-Interview-Questions. Sql Server Interview Questions and Answers. Interview Questions and Answers PDF | SQL Server eBooks | Testings | DBA | Developers | SQL Server , | What is SQL Server? What are the System Database in Sql server ?. MISCELLANEOUS QUESTIONS ON SQL SERVER DATA WAREHOUSING INTERVIEW QUESTIONS & ANSWERS .. GENERAL Rhonda Chesley is a SQL Server MCTS, an editor for Rick. Morelan and all.
|Language:||English, Spanish, Dutch|
|Genre:||Fiction & Literature|
|Distribution:||Free* [*Registration needed]|
Top 50 Sql Server Interview Questions And Answers Pdf. 8. What are the differences in Clustering in SQL Server and or R2? Answer: On SQL. Top 50 Sql Server Dba Interview Questions And Answers aracer.mobi you to crack your There are quite a lot of changes and enhancements in SQL Server Top 50 SQL Server Interview Questions & Answers SQL Server Questions and SQL Server New Features Interview Questions Answering the Top 50 SQL Interview Questions and Answers Pdf SQL Server Interview.
For example, a command that obtains only a portion of the text or replace a text string, etc. The starting position is optional.
LEN textData — Returns integer value of the length of the string, excluding trailing blanks. STUFF textData, start , length , insertTextData — Deletes a specified length of characters and inserts another set of characters at a specified starting point. What are the three ways that Dynamic SQL can be executed? Writing a query with parameters.
Using EXEC. In what version of SQL Server were synonyms released? How do synonyms work and explain its use cases? Synonyms were released with SQL Server Synonyms enable the reference of another object View, Table, Stored Procedure or Function potentially on a different server, database or schema in your environment.
In simple words, the original object that is referenced in the whole code is using a completely different underlying object, but no coding changes are necessary. Think of this as an alias as a means to simplify migrations and application testing without the need to make any dependent coding changes.
Synonyms can offer a great deal of value when converting underlying database objects without breaking front end or middle tier code. This could be useful during a re-architecture or upgrade project.
If you are a SQL Developer, how can you delete duplicate records in a table with no primary key? If so, what are the commands? The bulk copy bcp command of Microsoft SQL Server provides you with the ability to insert large numbers of records directly from the command line. In addition to being a great tool for command-line aficionados, bcp is a powerful tool for those seeking to insert data into a SQL Server database from within a batch file or other programmatic method.
Bulk Insert: Provides ad hoc connection information as part of a four-part object name without using a linked server name. Executes the specified pass-through query on the specified linked server. Linked Servers: Typically linked servers are configured to enable the Database Engine to execute a Transact-SQL statement that includes tables in another instance of SQL Server, or another database product such as Oracle. What is the native system stored procedure to execute a command against all databases?
The alternative is to use a cursor to process specific commands against each database. How do you maintain database integrity where deletions from one table will automatically cause deletions in another table?
What port does SQL server run on?
Explain with an example? What are the risks of storing a hibernate-managed object in cache? How do you overcome the problems? What is SQL Profiler?
Use SQL Profiler to monitor only the events in which you are interested. What are the implications of having it OFF? In this example, Stuff function replaces the string "Intellipaat" onwards the 3rd position 'nte' with 'abc'. In this example, Replace function replaces the occurrence of each 'bc' string with 'xy'.
What is de-normalization in SQL database administration?
Give examples. Materialized views for implementation purpose such as: Linking attribute of one relation with other relations. To improve the performance and scalability of web applications. Buffer Cache: Buffer cache is a memory pool in which data pages are read. The ideal performance of the buffer cache is indicated as: Log Caches: Log cache is a memory pool used to read and write the log pages.
A set of cache pages are available in each log cache.
The synchronization is reduced between log and data buffers by managing log cache separately from the buffer cache. Describe how to use Linked Server. Expand Server Objects in Object Explorer. Right-click on Linked Servers.
Click on New Linked Server. Select General page in the left pane and Type any name for the linked server in the first text box. Select the Other Data Source option. Click on Microsoft Jet 4. Type the full path and file name of the Excel file in Data Source box.
Type the Excel version no. Use Excel 8. To create a linked server click on OK. How to find second highest salary of an Employee? Explain how to send email from SQL database. Write a script to send an e-mail. The following is the script. How to make remote connection in database? The following is the process to make a remote connection in database: Select the radio button: How to store pdf file in SQL Server?
Create a Store Procedure with Encryption. What is lock escalation? What is Failover clustering overview? One machine provides the basic services and the second is available to run the service when the primary system fails. The primary system is monitored periodically to check if it works. This monitoring may be performed by the failover computer or an independent system also called as cluster controller.
Due to this values in the unique key columns may or may not be NULL. What is bit data type and what's the information that can be stored inside a bit column?
It is used to store the boolean information of the form 1 true or 0 false. Define candidate key, alternate key, and composite key.
It identifies each row of a table as unique. It can become the primary key of the table as well. Every tabular relationship will have atleast one candidate key. Unique keys also termed as alternate keys which prevent incorrect data from entering the table.
This gives assurance of uniqueness of data when the columns are joined together. ACID is used in database and it includes the following properties such as atomicity, consistency, isolation and durability.
These properties allow easy, reliable and secure database transaction. Example: Transfer of money from one bank account to another. It is used to manage the concurrency in the database table. What is the difference between Locking and multi-versioning? Locking is a means of not allowing any other transaction to take place when one is already in progress.
In this the data is locked and there wont be any modification taking place till the transaction either gets successful or it fails. 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 A sub query should not have order by clause A sub query should be placed in the right hand side of the comparison operator of the main query A sub query should be enclosed in parenthesis because it needs to be executed first before the main query More than one sub query can be included 8. What are the types of sub query?
There are three types of sub query — Single row sub query which returns only one row Multiple row sub query which returns multiple rows Multiple column sub query which returns multiple columns to the main query. With that sub query result, Main query will be executed.
What is SQL server agent? 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. What are scheduled tasks in SQL Server? 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.