diff options
Diffstat (limited to 'gnu/packages/databases.scm')
| -rw-r--r-- | gnu/packages/databases.scm | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/gnu/packages/databases.scm b/gnu/packages/databases.scm index 9691f1a1f3..4aa8949d6c 100644 --- a/gnu/packages/databases.scm +++ b/gnu/packages/databases.scm @@ -16,6 +16,7 @@ ;;; Copyright © 2017 Marius Bakke <mbakke@fastmail.com> ;;; Copyright © 2017 Thomas Danckaert <post@thomasdanckaert.be> ;;; Copyright © 2017 Arun Isaac <arunisaac@systemreboot.net> +;;; Copyright © 2017 Tobias Geerinckx-Rice <me@tobias.gr> ;;; ;;; This file is part of GNU Guix. ;;; @@ -1356,8 +1357,17 @@ trees (LSM), for sustained throughput under random insert workloads.") (("/usr/local") (assoc-ref outputs "out"))) #t))))) (home-page "https://symas.com/products/lightning-memory-mapped-database") - (synopsis "Lightning memory-mapped database library") - (description "Lightning memory-mapped database library.") + (synopsis "Lightning Memory-Mapped Database library") + (description + "The @dfn{Lightning Memory-Mapped Database} (LMDB) is a high-performance +transactional database. Unlike more complex relational databases, LMDB handles +only key-value pairs (stored as arbitrary byte arrays) and relies on the +underlying operating system for caching and locking, keeping the code small and +simple. +The use of ‘zero-copy’ memory-mapped files combines the persistence of classic +disk-based databases with high read performance that scales linearly over +multiple cores. The size of each database is limited only by the size of the +virtual address space — not physical RAM.") (license license:openldap2.8))) (define-public libpqxx |