LMDB

GPTKB entity

Statements (45)
Predicate Object
gptkbp:instanceOf gptkb:database
gptkbp:ACIDCompliant true
gptkbp:category gptkb:cloud_service
gptkb:software
gptkb:database
key-value database
software using the OpenLDAP license
gptkbp:concurrencyControl MVCC
gptkbp:developer gptkb:Howard_Chu
gptkb:Symas_Corporation
gptkbp:firstReleased 2011
gptkbp:format memory-mapped file
gptkbp:fullName gptkb:Lightning_Memory-Mapped_Database
gptkbp:hasModel key-value
https://www.w3.org/2000/01/rdf-schema#label LMDB
gptkbp:license gptkb:OpenLDAP_Public_License
gptkbp:notableFeature high performance
no external dependencies
B+ tree storage
crash-proof
low memory overhead
no background threads
no write-ahead log
readers never block writers
single-level store
writers never block readers
zero-copy design
gptkbp:operatingSystem Cross-platform
gptkbp:programmingLanguage C
gptkbp:storage gptkb:database
key-value store
gptkbp:supports transactions
multiple readers
read-only transactions
single writer
gptkbp:transactionSupport true
gptkbp:usedBy gptkb:Mozilla_Firefox
gptkb:Git_LFS
gptkb:Monero
gptkb:OpenLDAP
gptkbp:usesMemoryMapping true
gptkbp:website https://symas.com/lmdb/
gptkbp:writtenBy C
gptkbp:bfsParent gptkb:LWJGL
gptkbp:bfsLayer 6