About: relational database system

Premodifier: relational database
Head noun: system

Same concepts
http://dbpedia.org/resource/Relational_database_management_system

Broader concepts

label	provenance	confidence
software	isap:104888715	0.486113
database	isap:102875946	0.346247

Narrower concepts

label	provenance	confidence
sql server	isap:385841273	0.800105
microsoft access	isap:386465388	0.790394
microsoft sql server	isap:385841384	0.724873
ibm db2	isap:212755904	0.721402
mysql	isap:154081566	0.624313
oracle	isap:388768442	0.594793
db2	isap:212755900	0.463518
sql	isap:210840589	0.417326
postgresql	isap:254427019	0.404960
access	isap:386465440	0.192282