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The data model behind Notion's flexibility (2021)
- yakorevivan 4y agoHow is schema evolution handled? I mean like what about existing data that's saved according to older schema?
- gardenfelder 4y agoReading this reminded me of Ted Nelson's work, well documented in [1]. What stands out for me was Nelson's "virtual document" where a document is a list of offsets & spans into a single, growing character string; you don't edit the string, you just append more stuff and adjust the appropriate pointer in the document list. [1] https://xanadu.com.au/ted/XUsurvey/xuDation.html https://xanadu.com.au/ted/XUsurvey/xuDation.html