Easily accessing the DB called EOS blockchain This is a lecture that compresses and explains at once what kind of information the DB called EOS blockchain has, what kind of information should be stored, and how to search it. If you don't have time, before going back and forth to various technical documents, I think it would be a much more cost-effective study method than the lecture fee to listen to this lecture once, organize it, and then look at the technical documents. Now, let's slowly introduce smart contracts^^