> For the complete documentation index, see [llms.txt](https://wp.qwertycoin.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://wp.qwertycoin.org/features/lmdb-lightening-memory-mapped-database.md).

# LMDB (Lightening Memory Mapped Database)