Authoritative guardrails for Confluent Cloud Flink SQL — dialect traps vs Apache Flink, red flags to verify, anti-patterns, and the live `confluent flink` verification loop. TRIGGER when writing or reviewing Flink SQL DDL/DML for Confluent Cloud, working with `confluent flink` CLI, deploying CC Flink UDFs / artifacts / connections, configuring CC compute pools, or writing Terraform that targets the Confluent provider's Flink resources. SKIP for Apache Flink (OSS), Flink DataStream/Table API in Java/Scala, or non-Flink Kafka work.
2026-07-09