Currently,`ptrack` codebase is split between small PostgreSQL core patch and extension. All public SQL API methods and main engine are placed in the`ptrack` extension, while the core patch contains only certain hooks and modifies binary utilities to ignore`ptrack.map.*` files.

This extension is compatible with:

PostgreSQL[12](https://github.com/postgrespro/ptrack/blob/master/patches/REL_12_STABLE-ptrack-core.diff);

This extension is compatible with PostgreSQL[11](https://github.com/postgrespro/ptrack/blob/master/patches/REL_11_STABLE-ptrack-core.diff),[12](https://github.com/postgrespro/ptrack/blob/master/patches/REL_12_STABLE-ptrack-core.diff).