[Python] Does Delta Tables Z-Order and Optimise load all data?

Discussão em 'Python' iniciado por Stack, Março 11, 2025.

  1. Stack

    Stack Membro Participativo

    I am working on project where I get time series data on change from a different database and dumping via delta-rs to a azure storage account data lake gen 2. I am currently running Z-Order and vaccum every 20 iterations and then resuming. Main question was does z-order load all data for optimising? Currently the data isn't that much but soon over time it will grow very large.

    My Schema is given below and I z-order based on all of those columns.

    {"id":int,"name":string,"timestamp":datetime.datetime }

    Also are optimise operations acid complaint? What if I optimise via another job while I'm still appending every minute to the table

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