DBMS > PostgreSQL vs. Sadas Engine vs. Tarantool
System Properties Comparison PostgreSQL vs. Sadas Engine vs. Tarantool
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|Editorial information provided by DB-Engines|
|Name||PostgreSQL Xexclude from comparison||Sadas Engine Xexclude from comparison||Tarantool Xexclude from comparison|
|Description||Widely used open source RDBMS Developed as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL||SADAS Engine is a columnar DBMS specifically designed for high performance in Data warehouse environments||In-memory database with an integrated application server|
|Primary database model||Relational DBMS with object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.||Relational DBMS||Key-value store|
|Secondary database models||Document store|
Spatial DBMS with Tarantool/GIS extension
|Developer||PostgreSQL Global Development Group www.postgresql.org/developer||SADAS s.r.l.||Mail.ru Group|
|Initial release||1989 1989: Postgres, 1996: PostgreSQL||2006||2008|
|Current release||14.0, September 2021||8.0||2.4.2, July 2020|
|License Commercial or Open Source||Open Source BSD||commercial free trial version available||Open Source BSD|
|Cloud-based only Only available as a cloud service||no||no||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|ScaleGrid for PostgreSQL: Fully managed PostgreSQL hosting on AWS, Azure and DigitalOcean with high availability and SSH access on the #1 multi-cloud DBaaS.|
|Implementation language||C||C++||C and C++|
|Server operating systems||FreeBSD|
|Data scheme||yes||yes||schema-free, schema definition possible|
|Typing predefined data types such as float or date||yes||yes||string, double, decimal, uuid, integer, blob, boolean|
|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.||yes specific XML-type available, but no XML query functionality.||no||no|
|SQL Support of SQL||yes standard with numerous extensions||yes||Full-featured ANSI SQL support|
|APIs and other access methods||ADO.NET|
native C library
streaming API for large objects
|Open binary protocol|
|Supported programming languages||.Net|
|Server-side scripts Stored procedures||user defined functions realized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.||no||Lua, C and SQL stored procedures|
|Partitioning methods Methods for storing different data on different nodes||partitioning by range, list and (since PostgreSQL 11) by hash||horizontal partitioning||Hash sharding based on virtual buckets|
|Replication methods Methods for redundantly storing data on multiple nodes||Source-replica replication other methods possible by using 3rd party extensions||none||Multi-source replication|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency||Immediate Consistency||Immediate Consistency|
|Foreign keys Referential integrity||yes||yes||yes, with SQL|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||ACID, read commited|
|Concurrency Support for concurrent manipulation of data||yes||yes||yes, cooperative multitasking|
|Durability Support for making data persistent||yes||yes||yes, regular snapshots on disk, write ahead logging|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||no||yes managed by 'Learn by Usage'||yes, full featured in-memory storage engine with persistence|
|User concepts Access control||fine grained access rights according to SQL-standard||Access rights for users, groups and roles according to SQL-standard||Access rights for users and roles|
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|Related products and services|
|3rd parties||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.|
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CYBERTEC is your professional partner for PostgreSQL services and Data Science since 2000. With offices in Austria, Uruguay, Estonia, Poland, South Africa and Switzerland, CYBERTEC operates worldwide and is here for you 24/7!
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Navicat for PostgreSQL is an easy-to-use graphical tool for PostgreSQL database development.
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|DB-Engines blog posts|
The Inexorable Rise of PostgreSQL
|Conferences and events|
PostgreSQL Performance Tuning Secrets
Postgres Build 2021
Latest Performance Features in PostgreSQL 14
|Recent citations in the news|
Google Opens Up Spanner Database With PostgreSQL Interface
PostgreSQL 14 improves open source database performance
PostgreSQL 14 brings performance boosts
Open-source veteran PostgreSQL emits release 14: Tweaked, scalable, and ready to get heavy
PostgreSQL 14 is here - what should you look out for?
provided by Google News
Tarantool: A Lua-based database engine and in-memory data grid
provided by Google News
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