DBMS > AlaSQL vs. EJDB
System Properties Comparison AlaSQL vs. EJDB
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|Editorial information provided by DB-Engines|
|Name||AlaSQL Xexclude from comparison||EJDB Xexclude from comparison|
|Primary database model||Document store|
|Developer||Andrey Gershun & Mathias R. Wulff||Softmotions|
|License Commercial or Open Source||Open Source MIT-License||Open Source GPLv2|
|Cloud-based only Only available as a cloud service||no||no|
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|Typing predefined data types such as float or date||no||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||Close to SQL99, but no user access control, stored procedures and host language bindings.||no|
|Server-side scripts Stored procedures||no||no|
|Partitioning methods Methods for storing different data on different nodes||none||none|
|Replication methods Methods for redundantly storing data on multiple nodes||none||none|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||no|
|Consistency concepts Methods to ensure consistency in a distributed system||none|
|Foreign keys Referential integrity||yes||no typically not needed, however similar functionality with collection joins possible|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||yes only for local storage and DOM-storage||no|
|Concurrency Support for concurrent manipulation of data||yes Read/Write Locking|
|Durability Support for making data persistent||yes by using IndexedDB, SQL.JS or proprietary FileStorage||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||no||no|
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