https://www.youngju.dev/blog 천천히 올바르게. AI Researcher & DevOps Engineer Youngju's tech blog. GPU/CUDA, LLM, MLOps, Kubernetes AI workloads, distributed training, and data engineering. ko fjvbn2003@gmail.com (Youngju Kim) fjvbn2003@gmail.com (Youngju Kim) Sat, 16 May 2026 00:00:00 GMT https://www.youngju.dev/blog/culture/2026-05-16-graph-databases-knowledge-graphs-2026-neo4j-5-arangodb-memgraph-tigergraph-amazon-neptune-apache-age-kuzu-falkordb-deep-dive.en https://www.youngju.dev/blog/culture/2026-05-16-graph-databases-knowledge-graphs-2026-neo4j-5-arangodb-memgraph-tigergraph-amazon-neptune-apache-age-kuzu-falkordb-deep-dive.en A complete 2026 survey of graph databases and knowledge graphs. Covers Neo4j 5, ArangoDB, Memgraph, TigerGraph, Amazon Neptune, Apache AGE, Kuzu, FalkorDB, Dgraph and other graph DBs, GraphDB/Stardog/Virtuoso/Apache Jena RDF triple stores, Cypher/GQL/Gremlin/SPARQL query languages, Microsoft GraphRAG/LlamaIndex/LangChain GraphRAG tooling, and real production cases at PayPal, Netflix, Pfizer, and NAVER — all in one piece. Sat, 16 May 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) graph-databaseknowledge-graphneo4jarangodbmemgraphtigergraphamazon-neptuneapache-agekuzufalkordbgraphragcyphergqlsparqlgremlindgraphrdfrag2026deep-diveenglish https://www.youngju.dev/blog/culture/2026-05-16-graph-databases-knowledge-graphs-2026-neo4j-5-arangodb-memgraph-tigergraph-amazon-neptune-apache-age-kuzu-falkordb-deep-dive.ja https://www.youngju.dev/blog/culture/2026-05-16-graph-databases-knowledge-graphs-2026-neo4j-5-arangodb-memgraph-tigergraph-amazon-neptune-apache-age-kuzu-falkordb-deep-dive.ja 2026年5月時点のグラフデータベースとナレッジグラフ生態系を一気にまとめます。Neo4j 5、ArangoDB、Memgraph、TigerGraph、Amazon Neptune、Apache AGE、Kuzu、FalkorDB、DgraphなどのグラフDB、GraphDB・Stardog・Virtuoso・Apache JenaなどのRDFトリプルストア、Cypher・GQL・Gremlin・SPARQLクエリ言語、Microsoft GraphRAG・LlamaIndex・LangChainなどのGraphRAGツール、そしてPayPal・Netflix・Pfizer・NAVERといった実運用事例まで、一本にまとめました。 Sat, 16 May 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) graph-databaseknowledge-graphneo4jarangodbmemgraphtigergraphamazon-neptuneapache-agekuzufalkordbgraphragcyphergqlsparqlgremlindgraphrdfrag2026deep-dive日本語 https://www.youngju.dev/blog/culture/2026-05-16-graph-databases-knowledge-graphs-2026-neo4j-5-arangodb-memgraph-tigergraph-amazon-neptune-apache-age-kuzu-falkordb-deep-dive https://www.youngju.dev/blog/culture/2026-05-16-graph-databases-knowledge-graphs-2026-neo4j-5-arangodb-memgraph-tigergraph-amazon-neptune-apache-age-kuzu-falkordb-deep-dive 2026년 5월 기준 그래프 데이터베이스와 지식 그래프 생태계를 한 번에 정리합니다. Neo4j 5, ArangoDB, Memgraph, TigerGraph, Amazon Neptune, Apache AGE, Kuzu, FalkorDB, Dgraph 같은 그래프 DB와 GraphDB·Stardog·Virtuoso·Apache Jena 같은 RDF 트리플 스토어, Cypher·GQL·Gremlin·SPARQL 쿼리 언어, Microsoft GraphRAG·LlamaIndex·LangChain 같은 GraphRAG 도구, 그리고 PayPal·Netflix·Pfizer·NAVER 같은 실전 도입 사례까지 한 글에 담았습니다. Sat, 16 May 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) graph-databaseknowledge-graphneo4jarangodbmemgraphtigergraphamazon-neptuneapache-agekuzufalkordbgraphragcyphergqlsparqlgremlindgraphrdfrag2026deep-dive