SQL Server Instance Architecture
Figure 60.1 illustrates the address space architecture of an instance of SQL Server 2012. When you fire up a SQL Server instance, two main areas are allocated: the code area and memory pool area. The code area is mostly static executable code of the SQL Server kernel; SQL Server .NET Library DLLs; Open Data Services code; the stack space; and a variable code area that contains distributed query OLE DB providers, OLE automation objects, and extended stored procedures as they are needed by user requests.
FIGURE 60.1 The SQL Server 2012 instance architecture.
The memory pool area of SQL Server is the most dynamically ...
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