Sql server page slot array

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Sql Server Page Slot - Young American Furniture

On SQL Server 2000 and before, these are the object and index IDS that the IAM page is part of. On SQL Server 2005 and later they are unused. page_count. This is unused – it used to be the number of page IDs that are being tracked in the single page allocation array. start_pg. This is the GAM interval that the page maps. Deciphering a SQL Server Data Page | Mark S. Rasmussen Deciphering a SQL Server Data Page. SQL Server - Internals. Comments. SQL Server stores all of it’s data in what is basically a large array of “pages”. Each page is exactly 8kb and can contain various kinds of data, depending on the page type. In this entry we’ll explore how to decipher a data page. ... Slot 1, Offset 0x6b, ... Page Type - John Huang's Blog – About SQL Server and Dot Net There are different types of pages in SQL Server. No matter what types of pages are, the layout of the page is the same. A data file consists of numbers of 8k-pages. A Page includes 8192 bytes. First 96 bytes are used for header. The rest of the space is for data. A variable length row offset array (or slot array) is located at the end of every ...

Data Pages and the Row Offset Array - sqlity.net

Convert a string array to tabular data in SQL Server Many DBAs using SQL Server 2000 or SQL Server 2005 are still not very comfortable parsing XML data to get an array of values. Check out this approach for converting arrays of string values to a ... Digging Around in SQL Internals - View Page Data SQL Fool A page ID of, say, (1:354) has filenum = 1 and pagenum = 354. The printopt parameter has the following meanings: * 0 – print just the page header * 1 – page header plus per-row hex dumps and a dump of the page slot array (unless its a page that doesn’t have one, like allocation bitmaps) * 2 – page header plus whole page hex dump

The slot array is 2 bytes for every row so now we have 8075 + 19 + 2 + 96 = 8192 bytes. This validates that a data page in SQL Server on Linux is indeed 8Kb! Summary.

Page Type - John Huang's Blog – About SQL Server and Dot Net

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Analysing Internal Structure of SQL Database File | Sibeesh Know the internal structure of database files and how data stored in SQL Server database files with the help of this simple tutorial. Data Pages and the Row Offset Array - sqlity.net SQL Server stores actual table data in pages of type 1, data pages. See how to navigate a data page and how to find each row using the row offset array. SQL Server Data Pages on Linux