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DBMS > atoti vs. IBM Db2 warehouse vs. Snowflake

System Properties Comparison atoti vs. IBM Db2 warehouse vs. Snowflake

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Editorial information provided by DB-Engines
Nameatoti  Xexclude from comparisonIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonSnowflake  Xexclude from comparison
DescriptionAn in-memory DBMS combining transactional and analytical processing to handle the aggregation of ever-changing data.Cloud-based data warehousing serviceCloud-based data warehousing service for structured and semi-structured data
Primary database modelObject oriented DBMSRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.49
Rank#244  Overall
#11  Object oriented DBMS
Score1.17
Rank#167  Overall
#75  Relational DBMS
Score161.78
Rank#6  Overall
#5  Relational DBMS
Websiteatoti.iowww.ibm.com/­products/­db2/­warehousewww.snowflake.com
Technical documentationdocs.atoti.iodocs.snowflake.net/­manuals/­index.html
DeveloperActiveViamIBMSnowflake Computing Inc.
Initial release20142014
License infoCommercial or Open Sourcecommercial infofree versions availablecommercialcommercial
Cloud-based only infoOnly available as a cloud servicenoyesyes
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJava
Server operating systemshostedhosted
Data schemeyesyes infosupport of semi-structured data formats (JSON, XML, Avro)
Typing infopredefined data types such as float or dateyesyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.no infoImport/export of XML data possibleyes
Secondary indexesyes
SQL infoSupport of SQLMultidimensional Expressions (MDX)yesyes
APIs and other access methods.NET Client API
JDBC
ODBC
OLE DB
CLI Client
JDBC
ODBC
Supported programming languagesJava
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresPythonPL/SQL, SQL PLuser defined functions
Triggersyesno infosimilar concept for controling cloud resources
Partitioning methods infoMethods for storing different data on different nodesSharding, horizontal partitioningShardingyes
Replication methods infoMethods for redundantly storing data on multiple nodesyesyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesno
User concepts infoAccess controlfine grained access rights according to SQL-standardUsers with fine-grained authorization concept, user roles and pluggable authentication

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More resources
atotiIBM Db2 warehouse infoformerly named IBM dashDBSnowflake
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