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DBMS > LevelDB vs. OpenEdge vs. PostGIS vs. SAP IQ

System Properties Comparison LevelDB vs. OpenEdge vs. PostGIS vs. SAP IQ

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Editorial information provided by DB-Engines
NameLevelDB  Xexclude from comparisonOpenEdge  Xexclude from comparisonPostGIS  Xexclude from comparisonSAP IQ infoformer name: Sybase IQ  Xexclude from comparison
DescriptionEmbeddable fast key-value storage library that provides an ordered mapping from string keys to string valuesApplication development environment with integrated database management systemSpatial extension of PostgreSQLColumnar RDBMS optimized for Big Data analytics
Primary database modelKey-value storeRelational DBMSSpatial DBMSRelational DBMS infocolumn-oriented
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.25
Rank#115  Overall
#19  Key-value stores
Score3.45
Rank#85  Overall
#46  Relational DBMS
Score21.72
Rank#29  Overall
#1  Spatial DBMS
Score2.64
Rank#108  Overall
#52  Relational DBMS
Websitegithub.com/­google/­leveldbwww.progress.com/­openedgepostgis.netwww.sap.com/­products/­technology-platform/­sybase-iq-big-data-management.html
Technical documentationgithub.com/­google/­leveldb/­blob/­main/­doc/­index.mddocumentation.progress.com/­output/­ua/­OpenEdge_latestpostgis.net/­documentationhelp.sap.com/­docs/­SAP_IQ
DeveloperGoogleProgress Software CorporationSAP, formerly Sybase
Initial release2011198420051994
Current release1.23, February 2021OpenEdge 12.2, March 20203.4.2, February 202416.1 SPS04, April 2019
License infoCommercial or Open SourceOpen Source infoBSDcommercialOpen Source infoGPL v2.0commercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C
Server operating systemsIllumos
Linux
OS X
Windows
AIX
HP-UX
Linux
Solaris
Windows
AIX
HP-UX
Linux
Solaris
Windows
Data schemeschema-freeyesyesyes
Typing infopredefined data types such as float or datenoyesyesyes
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.noyesyesno
Secondary indexesnoyesyesyes
SQL infoSupport of SQLnoyes infoclose to SQL 92yesyes
APIs and other access methodsJDBC
ODBC
ADO.NET
JDBC
ODBC
RESTful HTTP API
Supported programming languagesC++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
Progress proprietary ABL (Advanced Business Language)C
C#
C++
Java
Perl
PHP
Python
Ruby
Server-side scripts infoStored proceduresnoyesuser defined functionsyes
Triggersnoyesyesyes
Partitioning methods infoMethods for storing different data on different nodesnonehorizontal partitioning infosince Version 11.4yes infobased on PostgreSQLshared disk or shared nothing architectures with SAP IQ Multiplexer
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replicationyes infobased on PostgreSQLSAP/Sybase Replication Server
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoHadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyes infowith automatic compression on writesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonono
User concepts infoAccess controlnoUsers and groupsyes infobased on PostgreSQLfine grained access rights according to SQL-standard

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More resources
LevelDBOpenEdgePostGISSAP IQ infoformer name: Sybase IQ
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