DBMS > Apache Phoenix vs. EJDB
System Properties Comparison Apache Phoenix vs. EJDB
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|Editorial information provided by DB-Engines|
|Name||Apache Phoenix Xexclude from comparison||EJDB Xexclude from comparison|
|Description||A scale-out RDBMS with evolutionary schema built on Apache HBase||Embeddable document-store database library with JSON representation of queries (in MongoDB style)|
|Primary database model||Relational DBMS||Document store|
|Developer||Apache Software Foundation||Softmotions|
|Current release||5.0-HBase2, July 2018 and 4.15-HBase1, December 2019|
|License Commercial or Open Source||Open Source Apache Version 2.0||Open Source GPLv2|
|Cloud-based only Only available as a cloud service||no||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|Server operating systems||Linux|
|Data scheme||yes late-bound, schema-on-read capabilities||schema-free|
|Typing predefined data types such as float or date||yes||yes string, integer, double, bool, date, object_id|
|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||no|
|APIs and other access methods||JDBC||in-process shared library|
|Supported programming languages||C|
|Server-side scripts Stored procedures||user defined functions||no|
|Partitioning methods Methods for storing different data on different nodes||Sharding||none|
|Replication methods Methods for redundantly storing data on multiple nodes||Multi-source replication|
|MapReduce Offers an API for user-defined Map/Reduce methods||Hadoop integration||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency or Eventual Consistency|
|Foreign keys Referential integrity||no||no typically not needed, however similar functionality with collection joins possible|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||no|
|Concurrency Support for concurrent manipulation of data||yes||yes Read/Write Locking|
|Durability Support for making data persistent||yes||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||yes|
|User concepts Access control||Access Control Lists (using HBase ACL) for RBAC, integration with Apache Ranger for RBAC & ABAC, multi-tenancy||no|
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|DB-Engines blog posts|
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|Recent citations in the news|
MySQL vs Apache Phoenix: Relational Databases Comparison
Releases · apache/phoenix
Liberacion, Grupo Bryndis, and Apache at Versalles Palace Event Center (09 Jun 2023)
The Design of Strongly Consistent Global Secondary Indexes in Apache Phoenix — Part 2
Maven - org.apache.phoenix/phoenix-hbase-compat-1.4.0
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