DBMS > Lovefield vs. OrientDB vs. Snowflake
System Properties Comparison Lovefield vs. OrientDB vs. Snowflake
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|Editorial information provided by DB-Engines|
|Name||Lovefield Xexclude from comparison||OrientDB Xexclude from comparison||Snowflake Xexclude from comparison|
|Primary database model||Relational DBMS||Document store|
|Developer||OrientDB LTD; CallidusCloud; SAP||Snowflake Computing Inc.|
|Current release||2.1.12, February 2017||3.1.9, February 2021|
|License Commercial or Open Source||Open Source Apache 2.0||Open Source Apache version 2||commercial|
|Cloud-based only Only available as a cloud service||no||no||yes|
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|Data scheme||yes||schema-free Schema can be enforced for whole record ("schema-full") or for some fields only ("schema-hybrid")||yes support of semi-structured data formats (JSON, XML, Avro)|
|Typing predefined data types such as float or date||yes||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||no||yes|
|APIs and other access methods||Tinkerpop technology stack with Blueprints, Gremlin, Pipes|
RESTful HTTP/JSON API
|Triggers||Using read-only observers||Hooks||no similar concept for controling cloud resources|
|Partitioning methods Methods for storing different data on different nodes||none||Sharding||yes|
|Replication methods Methods for redundantly storing data on multiple nodes||none||Multi-source replication||yes|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||no could be achieved with distributed queries||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency|
|Foreign keys Referential integrity||yes||yes relationship in graphs||yes|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||ACID||ACID|
|Concurrency Support for concurrent manipulation of data||yes||yes||yes|
|Durability Support for making data persistent||yes, by using IndexedDB or the cloud service Firebase Realtime Database||yes||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||yes using MemoryDB||no|
|User concepts Access control||no||Access rights for users and roles; record level security configurable||Users with fine-grained authorization concept, user roles and pluggable authentication|
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