孙少平

Canal 大量统一消息内容重复推送，导致消息延迟

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## Question 消息内容： {"data":null,"database":"`test`","es":1720514631000,"gtid":"","id":213,"isDdl":true,"mysqlType":null,"old":null,"pkNames":null,"sql":"/* rds internal mark */CREATE DATABASE IF NOT EXISTS `test`","sqlType":null,"table":"","ts":1720605940595,"type":"QUERY"} 这个消息内容一直在重复推送，导致正常的表数据变更延迟高到1天以上，而且延迟时间一直在增长，使用的是1.1.8版本