Postgres: Past And Future Talk By : Mr Greg, Kemnitz, Former Director Of Data Management, Ga , Usa

Based on the provided text, it discusses the advantages and disadvantages of using different types of links between data records, such as hard links, proximity links, and computed links. Each approach has its own benefits and drawbacks. Hard links are physical links between data records, but they can be challenging to update manually. Proximity links store related data together in a document, allowing for fast retrieval, but they may pose challenges for reporting purposes. Computed links, commonly used in relational databases, define the links through queries, offering flexibility but potentially facing challenges in multi-node data environments.

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