这个报错日志应该没有关系，是 rest client 的报错，不是正常数据处理流程的报错。
mysql-cdc 没有 jackson json 解析相关的代码。
On Wed, 5 Jan 2022 at 17:09, Fei Han
wrote:
>
> @all:
> Flink mysql cdc同步数据报字段不识别，是什么原因造成的？难道是关键字不识别？报错日志如下：
>
> httpResponseStatus=200 OK}
> org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.exc.UnrecognizedPropertyException:
> Unrecognized field "status" (class
> org.apache.flink.runtime.rest.messages.ErrorResponseBody), not marked as
> ignorable (one known property: "errors"])
> at [Source: UNKNOWN; line: -1, column: -1] (through reference chain:
> org.apache.flink.runtime.rest.messages.ErrorResponseBody["status"])
> at
> org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.exc.UnrecognizedPropertyException.from(UnrecognizedPropertyException.java:61)
> ~[flink-dist_2.12-1.13.3.jar:1.13.3]
> at
> org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.DeserializationContext.handleUnknownProperty(DeserializationContext.java:987)
> ~[flink-dist_2.12-1.13.3.jar:1.13.3]
> at
> org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.deser.std.StdDeserializer.handleUnknownProperty(StdDeserializer.java:1974)
> ~[flink-dist_2.12-1.13.3.jar:1.13.3]
> at
> org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.deser.BeanDeserializerBase.handleUnknownProperty(BeanDeserializerBase.java:1686)
> ~[flink-dist_2.12-1.13.3.jar:1.13.3]
> at
> org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.deser.BeanDeserializerBase.handleUnknownProperties(BeanDeserializerBase.java:1635)
> ~[flink-dist_2.12-1.13.3.jar:1.13.3]
> at
> org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.deser.BeanDeserializer._deserializeUsingPropertyBased(BeanDeserializer.java:541)
> ~[flink-dist_2.12-1.13.3.jar:1.13.3]
> at
> org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.deser.BeanDeserializerBase.deserializeFromObjectUsingNonDefault(BeanDeserializerBase.java:1390)
> ~[flink-dist_2.12-1.13.3.jar:1.13.3]
> at
> org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.deser.BeanDeserializer.deserializeFromObject(BeanDeserializer.java:362)
> ~[flink-dist_2.12-1.13.3.jar:1.13.3]
> at
> org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.deser.BeanDeserializer.deserialize(BeanDeserializer.java:195)
> ~[flink-dist_2.12-1.13.3.jar:1.13.3]
> at
> org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.deser.DefaultDeserializationContext.readRootValue(DefaultDeserializationContext.java:322)
> ~[flink-dist_2.12-1.13.3.jar:1.13.3]
> at
> org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.ObjectMapper._readValue(ObjectMapper.java:4569)
> ~[flink-dist_2.12-1.13.3.jar:1.13.3]
> at
> org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.ObjectMapper.readValue(ObjectMapper.java:2798)
> ~[flink-dist_2.12-1.13.3.jar:1.13.3]
> at
> org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.ObjectMapper.treeToValue(ObjectMapper.java:3261)
> ~[flink-dist_2.12-1.13.3.jar:1.13.3]
> at
> org.apache.flink.runtime.rest.RestClient.parseResponse(RestClient.java:483)
> ~[flink-dist_2.12-1.13.3.jar:1.13.3]
> at
> org.apache.flink.runtime.rest.RestClient.lambda$submitRequest$3(RestClient.java:466)
> ~[flink-dist_2.12-1.13.3.jar:1.13.3]
> at
> java.util.concurrent.CompletableFuture.uniCompose(CompletableFuture.java:952)
> [?:1.8.0_211]
> at
> java.util.concurrent.CompletableFuture$UniCompose.tryFire(CompletableFuture.java:926)
> [?:1.8.0_211]
> at
> java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:442)
> [?:1.8.0_211]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> [?:1.8.0_211]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> [?:1.8.0_211]
> at java.lang.Thread.run(Thread.java:748) [?:1.8.0_211]
>
