Time-Series Storage
作者：promptpacks发布日期：2026-09-21观看：26
01/ 01
- Time-series database: InfluxDB / TDengine / TimescaleDB / ClickHouse - Data model: tag (device_id, metric_name) + field (value) + timestamp - Downsampling: raw (1s) -> 1min aggregates -> 1hour aggregates -> 1day - Data retention: hot (7 days) -> warm (90 days) -> cold (1 year on S3) - Continuous queries for pre-aggregation
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