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6. SQL Server Agent.

All SQL Server Agent details are maintained by MSDB databases, which store all the below information All individual jobs and maintenances plan related jobs. Schedules of all jobs. Operator, Database mails. All Alerts related information. All the Error log information is stored here. What is SQL server Agent? SQL Server is an individual service and it’s a default service which comes with the SQL server engine service, All the agent is stored in msdb. Why SQL server Agent? This SQL server agent is used for providing automation for all SQL server administrative tasks. What is operator? All the notifications of a job are received by this person based on the job status. What is Database mail? Database mail is the from address from where and which SMTP the notification to Operator need to send is given while configuring database mail, Only user with DatabaseMailUser role can configure this, By default Database mail is not enabled in older versions, we use SSAC(SQL Surface Area Conf...
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Index

Microsoft SQL Server Database  Administration  Concepts. Module1:  Starting with SQL Server   Responsibilities of Database Administrator  Types of DBAs  History of SQL Server  Editions of SQL Server  Tools of SQL Server  Differences between Standard and Enterprise editions  Instances types in SQL Server  Default Instance  Named Instance  SQL Server Services  Instance aware services  Instance unaware services Module2:  Installation, Patching, Migration, Upgradation of SQL Server.   Environments Installation of SQL Server SQL Server Instances SQL Server Services Ports, Protocols and Service Accounts. Patching Migration & Upgradation. Module3:  Creation and Managing SQL Server Databases Databases. Types of databases and Its Properties Database Architecture Page Extent Files File Groups Modifying Database Modifying Files and File Parameters File Movement Database Corruption Log File ...
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Microsoft SQL Server Architecture

MS-SQL Server is a Client-Server Architecture. MS-SQL Server process starts with the client application sending a request, The SQL Server accepts, process and replies to the request. SQL server Architecture contains the following major components they are Protocol Layer. Relational Engine. Storage Engine. Databases (Files). Protocol Layer This supports three type of client-server architecture            1.   Shared Memory :  SHARED MEMORY PROTOCOL  Here MS-SQL server provides and supports shared memory protocol here CLIENT and MS-SQL server are on the same machine. To get connected to the default instance on the machine we can use SSMS (SQL Server Management Studio) and to connect use any of the type in SSMS connection method ".", "localhost", "127.0.0.1", "Machine_name\Instance_name"           2.  TCP/IP :  The client and MS-SQL server is on different physical location and different machines, whic...
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1. Starting with SQL Server

Topics In This Module. Responsibilities of Database Administrator  Types of DBAs  History of SQL Server  Editions of SQL Server  Tools of SQL Server  Differences between Standard and Enterprise editions  Instances types in SQL Server  SQL Server Services 
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2. Installation, Patching, Migration, Upgradation of SQL Server.

Topics In This Module. Environments Installation of SQL Server SQL Server Instances SQL Server Services Ports, Protocols and Service Accounts. Patching Migration & Upgradation. *** ============================================================================*** Environments There are two types of environments in general they are: Pre-Prod Environments. => Which Involves Dev environment and UAT environment. Prod Environments. => We do have OLAP (Online Analytical Processing) and OLTP (Online Transactional Processing) Servers in production. SQL Server ->  Instance  ->  database  ->  File groups  ->  Files  ->  as two types below The Files in SQL Server are of two types they are Data files  ->  Extends  ->  Pages  ->  Header part, Data part(8060 Bytes), Row off Set Log files  ->  Virtual logs  ->  LSN  ->           ...
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