SQL Server 2012 Release Candidate 0 is ready for download.

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I have already started explain lot for this release

• BISQL # 49 : SQL Server Denali Feature # 1–FileTables #1 – Introduction & Theory
• BISQL # 50 : SQL Server Denali Feature # 1- FileTables # 2 – Demo and Scripting
• BISQL # 51 : SQL Server Denali Feature # 2 – Sequence number Explanation !!
• BISQL # 53 : SQL Server Denali Feature # 3 – AlwaysOn (Everything)
• BISQL # 66 : SQL Server Denali Feature # 4 – Columnstore Indexes –Explanation Columnstore Indexes for Fast Data Warehouse Query
• BISQL # 67 : SQL Server Denali Feature # 5–Security–SQL Server Denali Security & Compliance

About it

SQL Server 2012 RC0 enables a cloud-ready information platform that will help organizations unlock breakthrough insights across the organization as well as quickly build solutions and extend data across on-premises and public cloud backed by capabilities for mission critical confidence.

Documentation

• What’s new in Microsoft SQL Server 2012 RC0
• Microsoft SQL Server 2012 RC0 Privacy Statement
• Microsoft SQL Server 2012 RC0 License Terms
• Microsoft SQL Server 2012 RC0 Systems Requirements
• Microsoft SQL Server 2012 RC0 Release Notes
• Microsoft SQL Server 2012 RC0 Readme

Some important points

• High availability which includes AlwaysOn technology
• High performance including greater control over CPU usage
• Business Intelligence enhancements including Power View (formally Project Crescent)
• Enhanced data quality features with master data services
• A lightweight version, SQL Server 2012 Express

Official website link

Hope you like it and enjoy learning !!