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DBMS > etcd vs. PostGIS vs. ScyllaDB vs. YugabyteDB

System Properties Comparison etcd vs. PostGIS vs. ScyllaDB vs. YugabyteDB

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Editorial information provided by DB-Engines
Nameetcd  Xexclude from comparisonPostGIS  Xexclude from comparisonScyllaDB  Xexclude from comparisonYugabyteDB  Xexclude from comparison
DescriptionA distributed reliable key-value storeSpatial extension of PostgreSQLCassandra and DynamoDB compatible wide column storeHigh-performance distributed SQL database for global, internet-scale applications. Wire and feature compatible with PostgreSQL.
Primary database modelKey-value storeSpatial DBMSWide column storeRelational DBMS
Secondary database modelsRelational DBMSKey-value storeDocument store
Wide column store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score7.25
Rank#54  Overall
#5  Key-value stores
Score22.69
Rank#29  Overall
#1  Spatial DBMS
Score4.75
Rank#68  Overall
#5  Wide column stores
Score2.91
Rank#102  Overall
#51  Relational DBMS
Websiteetcd.io
github.com/­etcd-io/­etcd
postgis.netwww.scylladb.comwww.yugabyte.com
Technical documentationetcd.io/­docs
github.com/­etcd-io/­etcd/­tree/­master/­Documentation
postgis.net/­documentationdocs.scylladb.comdocs.yugabyte.com
github.com/­yugabyte/­yugabyte-db
DeveloperScyllaDBYugabyte Inc.
Initial release200520152017
Current release3.4, August 20193.4.2, February 2024ScyllaDB Open Source 5.4.1, January 20242.19, September 2023
License infoCommercial or Open SourceOpen Source infoApache Version 2.0Open Source infoGPL v2.0Open Source infoOpen Source (AGPL), commercial license availableOpen Source infoApache 2.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Scylla Cloud: Create real-time applications that run at global scale with Scylla Cloud, the industry’s most powerful NoSQL DBaaSYugabyteDB Managed is the fully managed database-as-a-service offering of YugabyteDB. Get started quickly, and effortlessly ensure continuous availability and limitless scale of your cloud native applications.
Implementation languageGoCC++C and C++
Server operating systemsFreeBSD
Linux
Windows infoexperimental
LinuxLinux
OS X
Data schemeschema-freeyesschema-freedepending on used data model
Typing infopredefined data types such as float or datenoyesyesyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.noyesnono
Secondary indexesnoyesyes infocluster global secondary indicesyes
SQL infoSupport of SQLnoyesSQL-like DML and DDL statements (CQL)yes, PostgreSQL compatible
APIs and other access methodsgRPC
JSON over HTTP
Proprietary protocol (CQL) infocompatible with CQL (Cassandra Query Language, an SQL-like language)
RESTful HTTP API (DynamoDB compatible)
Thrift
JDBC
YCQL, an SQL-based flexible-schema API with its roots in Cassandra Query Language
YSQL - a fully relational SQL API that is wire compatible with the SQL language in PostgreSQL
Supported programming languages.Net
C
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Rust
Scala
Tcl
For CQL interface: C#, C++, Clojure, Erlang, Go, Haskell, Java, JavaScript, Node.js, Perl, PHP, Python, Ruby, Rust, Scala
For DynamoDB interface: .Net, ColdFusion, Erlang, Groovy, Java, JavaScript, Perl, PHP, Python, Ruby
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
Rust
Scala
Server-side scripts infoStored proceduresnouser defined functionsyes, Luayes infosql, plpgsql, C
Triggersyes, watching key changesyesnoyes
Partitioning methods infoMethods for storing different data on different nodesyes infobased on PostgreSQLShardingHash and Range Sharding, row-level geo-partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesUsing Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.yes infobased on PostgreSQLselectable replication factor infoRepresentation of geographical distribution of servers is possibleBased on Raft distributed consensus protocol, minimum 3 replicas for continuous availability
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Tunable Consistency infocan be individually decided for each write operation
Strong consistency on writes and tunable consistency on reads
Foreign keys infoReferential integritynoyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDno infoAtomicity and isolation are supported for single operationsDistributed ACID with Serializable & Snapshot Isolation. Inspired by Google Spanner architecture.
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes infobased on RocksDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes infoin-memory tablesno
User concepts infoAccess controlnoyes infobased on PostgreSQLAccess rights for users can be defined per objectyes
More information provided by the system vendor
etcdPostGISScyllaDBYugabyteDB
Specific characteristicsScyllaDB is engineered to deliver predictable performance at scale. It’s adopted...
» more
YugabyteDB is an open source distributed SQL database for cloud native transactional...
» more
Competitive advantagesHighly-performant (efficiently utilizes full resources of a node and network; millions...
» more
PostgreSQL compatible: Get instantly productive with a PostgreSQL compatible RDBMS....
» more
Typical application scenariosScyllaDB is ideal for applications that require high throughput and low latency at...
» more
Systems of record and engagement for cloud native applications that require resilience,...
» more
Key customersDiscord, Epic Games, Expedia, Zillow, Comcast, Disney+ Hotstar, Samsung, ShareChat,...
» more
Market metricsScyllaDB typically offers ~75% total cost of ownership savings, with ~5X higher throughput...
» more
2 Million+ lifetime clusters deployed, 6.5K+ GitHub stars, 7K YugabyteDB Community...
» more
Licensing and pricing modelsScyllaDB Open Source - free open source software (AGPL) ScyllaDB Enterprise - subscription-based...
» more
Apache 2.0 license for the database
» more

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More resources
etcdPostGISScyllaDBYugabyteDB
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