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Update overview section to reflect current code organization

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Heikki Linnakangas
2024-06-18 20:01:32 +03:00
committed by Heikki Linnakangas
parent 8a9fa0a4e4
commit 8ee6724167
1 changed files with 4 additions and 3 deletions
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docs/core_changes.md
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@@ -11,9 +11,10 @@ page server. We currently use the same binary for both, with --wal-redo runtime
the WAL redo mode. Some PostgreSQL changes are needed in the compute node, while others are just for
the WAL redo process.
In addition to core PostgreSQL changes, there is a Neon extension in contrib/neon, to hook into the
smgr interface. Once all the core changes have been submitted to upstream or eliminated some other
way, the extension could live outside the postgres repository and build against vanilla PostgreSQL.
In addition to core PostgreSQL changes, there is a Neon extension in the pgxn/neon directory that
hooks into the smgr interface, and rmgr extension in pgxn/neon_rmgr. The extensions are loaded into
the Postgres processes with shared_preload_libraries. Most of the Neon-specific code is in the
extensions, and for any new features, that is preferred over modifying core PostgreSQL code.
Below is a list of all the PostgreSQL source code changes, categorized into changes needed for
compute, and changes needed for the WAL redo process: