flink 1.9.1異常：JDBCUpsertTableSink 使用Postgresql鏈接時報錯

文章目錄 異常 問題緣由 解決 測試 異常 Caused by: java.sql.BatchUpdateException: Batch entry 0 INSERT INTO "action_log"("id", "cnt") VALUES ('1', 1) ON CONFLICT ("id" DO UPDATE SET "id"=EXCLUDED."id", "cnt"=EXCLUDED.

>>阅读原文<<