Incremental History Sync Needs Explicit Cache Coverage
Keep local-history caches truthful by committing records, coverage ranges, and source watermarks together, then exposing partial and offline states explicitly.
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pagination
3 articles
Add Event Detail Without Inventing History
Evolve aggregate-only counters into an event log by writing details and totals atomically, preserving irreducible legacy summaries, and using stable cursor pagination.
Filter Before You Rank and Aggregate: Taking a 27-Second Query Down to About One Second
How moving selective business filters ahead of window functions and dependent aggregates cut a paginated Oracle query from 27.49 seconds to about 1.40 seconds.