Module storage 

Pages and the files they live in.

See Database File Layout.

Modules

checksum

AI-generated translation of Postgres’s checksum_impl.h.

manager

Maps (relation, fork, block) to a file and an offset, and handles storing and retrieving blocks. Postgres: smgr.c and md.c.

page

See bufpage.h and bufpage.c.

Structs

BlockCount

How many blocks a fork or a segment holds: blocks 0 to count - 1.

BlockNumber

Position of a block within one fork of a relation, counting from 0.

Constants

BLCKSZ

Size of a page, and of every block in a relation file. Postgres’s BLCKSZ.