Do you know what are pages and extents? : SQL Server Architecture



Do you know what are pages and extents? : SQL Server Architecture..

Answer / Rakesh Malhotra

"In SQL Server, a page is the smallest unit of data that can be read or written to the disk. It holds 8 KB of data and metadata for a single table in a database. An extent is a collection of eight adjacent pages within a filegroup. Extents provide physical storage organization for data and indexes in a SQL Server database."

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