June 2015
Intermediate to advanced
1800 pages
70h 6m
English
book
Microsoft SQL Server 2014 Unleashed
by Ray Rankins, Paul Bertucci, Chris Gallelli, Alex T. Silverstein
Content preview from Microsoft SQL Server 2014 Unleashed
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Database Pages
Except for memory-optimized tables (which are covered in Chapter 33), all information in SQL Server is stored at the page level. The page is the smallest level of I/O in SQL Server and is the fundamental storage unit. Pages contain the data itself or information about the physical layout of the data. The page size is the same for all page types: 8KB, or 8,192 bytes. The pages are arranged in two basic types of storage structures: linked data pages and index trees.
Databases are divided into logical 8KB pages. Within each file allocated to a database, the pages are numbered contiguously from 0 to n. The actual number of pages in the database file depends on the size of the file. Pages in a database are uniquely referenced by specifying ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.