YSYuhao Suinrisingwave.com·May 22 · 10 min readThe Live Index: Why Vector Search Should Be a Streaming ProblemThere is a quiet assumption baked into almost every vector database in production today: that the corpus you search is, in some practical sense, frozen. You batch up your documents. You run them throu00
YSYuhao Suinrisingwave.com·May 22 · 9 min readGDPR-Compliant Streaming: Data Deletion in Real TimeTL;DR: The right to erasure is hard in streaming systems because data fans out across topics, state stores, and lakehouse tables. RisingWave makes this tractable: DELETE events from upstream sources f00
YSYuhao Suinrisingwave.com·May 22 · 9 min readRisingWave Pipeline Observability with OpenTelemetryTL;DR: Streaming pipelines fail in ways that are invisible to traditional infrastructure monitoring. RisingWave exposes a Prometheus endpoint with first-class metrics for sources, sinks, barriers, and00
YSYuhao Suinrisingwave.com·May 22 · 12 min readReal-Time Patient Monitoring with Streaming SQL on RisingWaveHospital monitoring systems live and die by alert latency. A bedside monitor reports a heart rate of 132 with an oxygen saturation of 84 percent, and the question is how long until the on-call nurse's00
YSYuhao Suinrisingwave.com·May 22 · 8 min readHow RisingWave Handles Late-Arriving Data and WatermarksTL;DR: RisingWave models late-arriving data with a watermark expression declared right in the CREATE TABLE or CREATE SOURCE DDL. The watermark advances as event time progresses, windows close when the00
