DB Graph

Gragh

• nodes, edges
• labled
• NoSQL,

Graph database < todo: move elsewhere? >

• DataStax Astra DB
• MarkLogic
• Neo4j, graph db,
• OrientDB

Terms

• Graph database
• Node
• Edge
• Lable
• Quadstore - specific to RDF, labled subject predicate object SPO graphs,

Query languages

• Cypher, declarative graph query language, developed for Neo4j, proprietry?
• openCypher, open source, contibutor to ISO GQL WS
• G-Core,
• Graph Query Language GQL, ISO, WP, WS
• Gremlin, ASF, graph traversal language, OLTP graph db, OLAP graph processor, for Apache Tinkerpop
• GSQL, proprietry?
• Morpheus, AFS, Apache Spark
• PGQ, SQL/PGQ read only graph query inside SQL statement, close cross project work with GQL for SQL/PGQ extesion to ISO 9075 SQL
• SQL