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3 Key Performance Features of SQL Server 2014

Finally, one of the interesting knock-on effects of retooling SQL Server to run in the cloud is that the code has tightened up a lot. The old SQL Slammer worm from the early 2000s casts a long shadow, and still shows in Microsoft’s almost obsessive attention to security issues within SQL Server. SQL Server Management Studio is a GUI tool included with SQL Server 2005 and later for configuring, managing, and administering all components within Microsoft SQL Server.

SQL Server Analysis Services adds OLAP and data mining capabilities for SQL Server databases. The OLAP engine supports MOLAP, ROLAP and HOLAP storage 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.

SQL Server Native Client (a.k.a. SNAC)

In such case, SQL Server chooses the plan that is expected to yield the results in the shortest possible time. This is called query optimization and is performed by the query processor itself. SQL Server database administration can be a complex and stressful job. Database administrators’ responsibilities cover the performance, integrity and security of business data and SQL Server databases. To fulfil their duties and to make business data available to its users, database administrators have to perform routine DBA checks on their SQL Servers to monitor their status.

sql server 2014 new features for dba

I thought altering compatibility mode of the database would have this effect, but this does not have the intended effect. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. In this method, we will create NONCLUSTERED index AFTER table creation. In this method, we will create NONCLUSTERED index within create table statement.

Database Compatibility Level 120

By creating a table with an inline index is the same as creating a table which is followed by a CREATE INDEX statement. Because the clustered columnstore index can be updated, then the workload can perform more delete, update and insert operations. For more detailed information please review the following links aboutColumnstore Indexesand how touse Clustered sql server 2014 new features for dba Columnstore Indexes. Columnstore indexes is another card in the suite of high-performance technologies that use in-memory processing. In SQL Server 2014 you will now be able to use two new settings to take better control of your resource pool’s physical IO calls which are issued for user threads with MIN_IOPS_PER_VOLUME and MAX_IOPS_PER_VOLUME.

sql server 2014 new features for dba

It manages memory and I/O resources, jobs and processes that access databases, and the TDS protocol that uses streams to transfer data from server to client. Network interfaces handle communication between database servers and clients. Relational Database Management Systems provide a structured means for storing, manipulating, and retrieving large amounts of information. The relational model also stores referential integrity and other integrity constraints to keep data accuracy. Adherence to the ACID principles guarantees that database transactions are processed reliably.

Upgradation and Data Migration in SQL Server

WS 2012 supports up to 640 logical processers to tackle the largest applications. In a virtual environment you can utilize up to 64 virtual CPUs per VM and up to 1TB of memory per VM. In addition you have now have up to 64 nodes in a SQL Server cluster. You can also scale networking with network virtualization capabilities in WS 2012 R2.

sql server 2014 new features for dba


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