{
  "id": 15618062,
  "title": "Pinterest Uses Event Time Watermarks to Finalize Petabyte Scale Data Partitions",
  "url": "https://urgent.news/2026/10/19/pinterest-uses-event-time-watermarks-to-finalize-petabyte-scale-data",
  "topic": "tech",
  "section": "Tech",
  "published": "2026-10-19T14:37:00.000Z",
  "source": {
    "name": "InfoQ",
    "slug": "infoq",
    "url": "https://www.infoq.com/news/2026/10/pinterest-event-time-partition/"
  },
  "original_language": "en",
  "account": null,
  "summary": "Pinterest has introduced event time-based partition finalization for its database ingestion framework. The mechanism uses Apache Flink to track event time and Apache Iceberg metadata to publish a non-regressing watermark, helping downstream jobs determine when continuously ingested CDC data is sufficiently complete for processing. By Leela Kumili",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}