Flink SQL—Misconfiguration, Misunderstanding, and Mishaps
Read OriginalThis technical article details the author's firsthand challenges with Apache Flink SQL, focusing on misconfigurations and errors encountered while setting up a JDBC catalog to connect to a Postgres database. It provides a practical walkthrough of provisioning a Flink cluster, diagnosing common error messages, and correcting configuration syntax, serving as a troubleshooting guide for developers working with Flink's SQL interface.
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