DBMS > Google Cloud Spanner vs. VoltDB
System Properties Comparison Google Cloud Spanner vs. VoltDB
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|Editorial information provided by DB-Engines|
|Name||Google Cloud Spanner Xexclude from comparison||VoltDB Xexclude from comparison|
|Description||A horizontally scalable, globally consistent, relational database service. It is the externalization of the core Google database that runs the biggest aspects of Google, like Ads and Google Play.||Distributed In-Memory NewSQL RDBMS Used for OLTP applications with a high frequency of relatively simple transactions, that can hold all their data in memory|
|Primary database model||Relational DBMS||Relational DBMS|
|Current release||11.3, April 2022|
|License Commercial or Open Source||commercial||Open Source AGPL for Community Edition, commercial license for Enterprise, AWS, and Pro Editions|
|Cloud-based only Only available as a cloud service||yes||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|Implementation language||Java, C++|
|Server operating systems||hosted||Linux|
OS X for development
|Typing predefined data types such as float or date||yes||yes|
|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|
|SQL Support of SQL||yes Query statements complying to ANSI 2011||yes only a subset of SQL 99|
|APIs and other access methods||gRPC (using protocol buffers) API|
JDBC At present, JDBC supports read-only queries. No support for DDL or DML statements.
RESTful HTTP API
RESTful HTTP/JSON API
|Supported programming languages||Go|
Erlang not officially supported
|Server-side scripts Stored procedures||no||Java|
|Partitioning methods Methods for storing different data on different nodes||Sharding||Sharding|
|Replication methods Methods for redundantly storing data on multiple nodes||Multi-source replication with 3 replicas for regional instances.||Multi-source replication|
|MapReduce Offers an API for user-defined Map/Reduce methods||yes using Google Cloud Dataflow||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency|
|Foreign keys Referential integrity||yes by using interleaved tables, this features focuses more on performance improvements than on referential integrity||no FOREIGN KEY constraints are not supported|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID Strict serializable isolation||ACID Transactions are executed single-threaded within stored procedures|
|Concurrency Support for concurrent manipulation of data||yes||yes Data access is serialized by the server|
|Durability Support for making data persistent||yes||yes Snapshots and command logging|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||no|
|User concepts Access control||Access rights for users, groups and roles based on Google Cloud Identity and Access Management (IAM)||Users and roles with access to stored procedures|
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|Google Cloud Spanner||VoltDB|
|Recent citations in the news|
Google Improves Cloud Spanner: More Compute and Storage ...
Google makes its Cloud Spanner database service faster and more ...
Google turns up the heat on AWS, claims Cloud Spanner is half the cost of DynamoDB
Google Plans To Invest in Character.AI
Google’s Cloud Spanner Data Boost is now generally available
provided by Google News
Rethinking How Data is Stored and Processed Brings Scale and ...
Unveiling Volt Active Data's game-changing approach to limitless ...
VoltDB Launches Active(N) Lossless Cross Data Center Replication
VoltDB Aims for Fast Big Data Development -- ADTmag
VoltDB Upgrades Power, Security of Its In-Memory Database
provided by Google News
Senior Software Engineer Google Cloud Platform
Google Cloud Platform Data Engineer
Principal Engineer, Query Processing, Spanner, Google Cloud
Senior Manager Engineering, Cloud Data and Events
Database Engineering Manager II
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