Separating Storage, Compute, and Metadata
Splitting a warehouse replaces one product with five choices. See what object storage cannot do, how a table format fills the gap, and what copies cost.
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Warehouse, Lake, and Lakehouse
Three architectures, three different assumptions about schema, cost, and who the user is. See what each solved, what it deferred, and why the names now mislead.
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Open Table Formats: Snapshots and Catalogs
A table format decides which files are the table, commits changes atomically, and lets readers keep a consistent snapshot. See how the mechanisms and their limits work.