schema-design

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An analysis of Reddit's database design (circa 2010) which used only two tables—a Thing table and a Data table—to store all entities as key-value pairs, avoiding schema normalization locks and enabling rapid feature development at the cost of losing relational database features like joins and ACID constraints.

Reddit Steve Huffman Kevin Burke MongoDB PostgreSQL Cassandra FriendFeed WordPress
kevin.burke.dev · tosh · 1 day ago · details · hn