What is the difference between 2008 and 2012 SQL Server?

SQL Server 2008 is slow compared to SQL Server 2012. Buffer rate is less because there is no data redundancy in SQL Server 2008. Spatial features are not supported more in SQL Server 2008 R2. Instead a traditional way for geographical elements have been set in SQL Server 2008.

Also know, what is the difference between SQL Server 2012 and 2014?

SQL Server 2012 vs 2014 * SQL Server 2012 supports upto 64 GB RAM, SQL Server 2014 supports 4 TB RAM. * SQL Server 2012 supports upto 4 replicas in AlwaysOn technology whereas SQL Server 2014 supports upto 8 replicas. * SQL Server 2012 mainstream support is ending in 2017 and SQL Server 2014 will be ending in 2019.

Subsequently, question is, what is the difference between SQL 2005 and 2008? There are some differences between both.

Difference between Sql server 2005 and 2008.

Sr No	SQL Server 2005	SQL Server 2008
1	XML datatype is introduced.	XML datatype is used.
2	Can not encrypt the entire database.	Can encrypt the entire database introduced in 2008.
3	Datetime is used for both date and time.	Date and time are seperately used for date and time

Consequently, what is the difference between SQL Server 2008 and SQL Server 2008 r2?

SQL Server 2008 R2 has more visual features than the SQL Server 2008. As well as SQL Server 2008 R2 supports for mainly data analysis, data presenting and deal with databases which is located in several physical locations. It's not a total new product.

What is concurrent connections in SQL Server?

By default, SQL Server allows a maximum of 32767 concurrent connections which is the maximum number of users that can simultaneously log in to the SQL server instance.

15 Related Question Answers Found

What is the difference between SQL Server 2014 and 2016?

In this regard, the 2014 version is a major improvement in performance over older versions. With the 2016 version of SQL Server, there are even more improvements to the functions of the cardinality estimator which provides even better performance.

What are the new features in SQL Server 2014?

Here are 10 new features in SQL Server 2014.

In-Memory OLTP Engine.
AlwaysOn Enhancements.
Buffer Pool Extension.
Updateable Columnstore Indexes.
Storage I/O control.
Power View for Multidimensional Models.
Power BI for Office 365 Integration.
SQL Server Data Tools for Business Intelligence.

How many connections can a database handle?

By default 151 is the maximum permitted number of simultaneous client connections in MySQL 5.5. If you reach the limit of max_connections you will get the “Too many connections” error when you to try to connect to your MySQL server. This means all available connections are in use by other clients.

How many connections can a SQL server handle?

32,767

What is concurrent connection limit?

"Concurrent connection" means the maximum number of TCP connections your server can handle at any one time. At any given time many TCP/IP requests are coming to your server. For instance a single, simple web page might require 10 connections.

How do I find the number of connections in SQL Server?

SQL Query to Check Number of Connections on Database

SELECT DB_NAME(dbid) as DBName,
COUNT (dbid) as NumberOfConnections.
FROM sys.sysprocesses.
WHERE dbid > 0.
GROUP BY dbid, loginame.

What is the maximum size of SQL Server database?

Maximum database size of 10 GB per database in SQL Server 2016, SQL Server 2014, SQL Server 2012, and 2008 R2 Express (4 GB for SQL Server 2008 Express and earlier; compared to 2 GB in the former MSDE).

What is the maximum connection pool size?

The Default Connection Pool Size is 100 . You can increase the pool size using 'Max Pool Size' property in the connection string. for example - Max Pool Size=1000; If you are using the Azure SQL server, the number of concurrent connection will depends on SQL Server Tier that you are using.

How do I increase the number of connections in SQL Server?

Click the Connections node on the left page. Under Connections, in the Maximum number of concurrent connections box, type or select a value from 0 through 32767 to set the maximum number of users that are allowed to connect simultaneously to the instance of SQL Server. Click OK.

What is database connection pool size?

A connection pool is created for each unique connection string. When a pool is created, multiple connection objects are created and added to the pool so that the minimum pool size requirement is satisfied. Connections are added to the pool as needed, up to the maximum pool size specified (100 is the default).

What is connection pooling in SQL Server?

Connection pooling defined

A connection pool is a set of idle, open, and reusable database connections maintained by the database server so that the connections can be reused when the database receives future requests for data, instead of exclusively opening a new connection.