[PostgreSQL-Hackers] Needs Suggestion

	Tom Lane
	Aug 5, 2010 at 4:43 pm

subham@cse.iitb.ac.in writes:
I need suggestion about how region based memory management is done in
postgres.

Have you read src/backend/utils/mmgr/README ? It's old but still
reasonably accurate.

regards, tom lane

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Subham: I need suggestion about how region based memory management is done in postgres. I know the concept of region based memory management and also know about the functions like memorycontextswitch(). But I am not understanding how Postgres uses hierarchical, region-based memory management. That is I am not getting the inner idea or meaning of the code. Currently, my project topic is "Parallelizing the spatial join" using POSIX threads, so I have to understand the inner details and meanings of the

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