DBMS > EJDB vs. OpenEdge vs. SwayDB
System Properties Comparison EJDB vs. OpenEdge vs. SwayDB
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|Editorial information provided by DB-Engines|
|Name||EJDB Xexclude from comparison||OpenEdge Xexclude from comparison||SwayDB Xexclude from comparison|
|Description||Embeddable document-store database library with JSON representation of queries (in MongoDB style)||Application development environment with integrated database management system||An embeddable, non-blocking, type-safe key-value store for single or multiple disks and in-memory storage|
|Primary database model||Document store||Relational DBMS||Key-value store|
|Developer||Softmotions||Progress Software Corporation||Simer Plaha|
|Current release||OpenEdge 12.2, March 2020|
|License Commercial or Open Source||Open Source GPLv2||commercial||Open Source GNU Affero GPL V3.0|
|Cloud-based only Only available as a cloud service||no||no||no|
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|Server operating systems||server-less||AIX|
|Typing predefined data types such as float or date||yes string, integer, double, bool, date, object_id||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.||yes||no|
|SQL Support of SQL||no||yes close to SQL 92||no|
|APIs and other access methods||in-process shared library||JDBC|
|Supported programming languages||Actionscript|
|Progress proprietary ABL (Advanced Business Language)||Java|
|Server-side scripts Stored procedures||no||yes||no|
|Partitioning methods Methods for storing different data on different nodes||none||horizontal partitioning since Version 11.4||none|
|Replication methods Methods for redundantly storing data on multiple nodes||none||Source-replica replication||none|
|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|
|Foreign keys Referential integrity||no typically not needed, however similar functionality with collection joins possible||yes||no|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||no||ACID||Atomic execution of operations|
|Concurrency Support for concurrent manipulation of data||yes Read/Write Locking||yes||yes|
|Durability Support for making data persistent||yes||yes||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||no||yes|
|User concepts Access control||no||Users and groups||no|
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