Min-Soo Kim, CEO of GraphAI, gave a talk titled “Integration of Large Language Models and database systems” to about 150 graduate students and company workers in 2023 Summer School of Database Society of Korea, at Yonsei University on Aug. 24 in 2023. In that talk, CEO Kim stressed that the integration of LLMs and database systems would become more and more important to solve the hallucination problem of LLMs and presented some related technologies such as LangChain, LlamaIndex, NL2SQL, similarity search on embedding vectors, and neural table representation.