DBMS > LevelDB vs. MySQL vs. Tkrzw
System Properties Comparison LevelDB vs. MySQL vs. Tkrzw
Please select another system to include it in the comparison.
|Editorial information provided by DB-Engines|
|Name||LevelDB Xexclude from comparison||MySQL Xexclude from comparison||Tkrzw Successor of Tokyo Cabinet and Kyoto Cabinet Xexclude from comparison|
|Description||Embeddable fast key-value storage library that provides an ordered mapping from string keys to string values||Widely used open source RDBMS||A concept of libraries, allowing an application program to store and query key-value pairs in a file. Successor of Tokyo Cabinet and Kyoto Cabinet|
|Primary database model||Key-value store||Relational DBMS Key/Value like access via memcached API||Key-value store|
|Secondary database models||Document store|
|Developer||Oracle since 2010, originally MySQL AB, then Sun||Mikio Hirabayashi|
|Current release||1.23, February 2021||8.0.29, April 2022||0.9.3, August 2020|
|License Commercial or Open Source||Open Source BSD||Open Source GPL version 2. Commercial licenses with extended functionallity are available||Open Source Apache Version 2.0|
|Cloud-based only Only available as a cloud service||no||no||no|
|DBaaS offerings (sponsored links) Database as a Service|
Providers of DBaaS offerings, please contact us to be listed.
|ScaleGrid for MySQL: Fully managed MySQL hosting on AWS, Azure and DigitalOcean with high availability and SSH access on the #1 multi-cloud DBaaS.|
|Implementation language||C++||C and C++||C++|
|Server operating systems||Illumos|
|Typing predefined data types such as float or date||no||yes||no|
|XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.||no||yes||no|
|SQL Support of SQL||no||yes with proprietary extensions||no|
|APIs and other access methods||ADO.NET|
Proprietary native API
|Supported programming languages||C++|
Java 3rd party binding
Python 3rd party binding
|Server-side scripts Stored procedures||no||yes proprietary syntax||no|
|Partitioning methods Methods for storing different data on different nodes||none||horizontal partitioning, sharding with MySQL Cluster or MySQL Fabric||none|
|Replication methods Methods for redundantly storing data on multiple nodes||none||Multi-source replication|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||no||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency||Immediate Consistency||Immediate Consistency|
|Foreign keys Referential integrity||no||yes not for MyISAM storage engine||no|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||no||ACID not for MyISAM storage engine|
|Concurrency Support for concurrent manipulation of data||yes||yes table locks or row locks depending on storage engine||yes|
|Durability Support for making data persistent||yes with automatic compression on writes||yes||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||yes||yes using specific database classes|
|User concepts Access control||no||Users with fine-grained authorization concept no user groups or roles||no|
More information provided by the system vendor
We invite representatives of system vendors to contact us for updating and extending the system information,
|Related products and services|
|3rd parties||Navicat for MySQL is the ideal solution for MySQL/MariaDB administration and development.|
DbVisualizer is equipping database professionals with the tools they need to build, manage and maintain state-of-the-art database technologies. It has sky-high user satisfaction and is the preferred tool for database professionals around the world. Customers include Tesla, Apple, Facebook, Deutsche Bank, NASA, and 25,000 others in 145 countries.
SQLFlow: Provides a visual representation of the overall flow of data. Automated SQL data lineage analysis across Databases, ETL, Business Intelligence, Cloud and Hadoop environments by parsing SQL Script and stored procedure.
CData: Connect to Big Data & NoSQL through standard Drivers.
Percona: Database problems? Not on your watch.
Databases run better with Percona.
Arctype: A fast, beautiful database GUI for developers and teams. Download it for free today.
We invite representatives of vendors of related products to contact us for presenting information about their offerings here.
|LevelDB||MySQL||Tkrzw Successor of Tokyo Cabinet and Kyoto Cabinet|
|DB-Engines blog posts|