我目前正在对Debezium postgres连接器进行负载测试，以了解它是否可以支持Aurora Postgres中非常大量(数十亿(的更改日志。 当我向 postgres 表插入 100 万条记录时，Debezium Postgres 连接器失败，并显示以下错误消息：
org.apache.kafka.connect.errors.ConnectException: An exception ocurred in the change event producer. This connector will be stopped.
at io.debezium.connector.base.ChangeEventQueue.throwProducerFailureIfPresent(ChangeEventQueue.java:170)
at io.debezium.connector.base.ChangeEventQueue.poll(ChangeEventQueue.java:151)
at io.debezium.connector.postgresql.PostgresConnectorTask.poll(PostgresConnectorTask.java:188)
at org.apache.kafka.connect.runtime.WorkerSourceTask.poll(WorkerSourceTask.java:259)
at org.apache.kafka.connect.runtime.WorkerSourceTask.execute(WorkerSourceTask.java:226)
at org.apache.kafka.connect.runtime.WorkerTask.doRun(WorkerTask.java:177)
at org.apache.kafka.connect.runtime.WorkerTask.run(WorkerTask.java:227)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: org.postgresql.util.PSQLException: ERROR: parameter "include-unchanged-toast" was deprecated
Where: slot "wal2json_dbz5", output plugin "wal2json", in the startup callback
at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2440)
at org.postgresql.core.v3.QueryExecutorImpl.processCopyResults(QueryExecutorImpl.java:1116)
at org.postgresql.core.v3.QueryExecutorImpl.readFromCopy(QueryExecutorImpl.java:1035)
at org.postgresql.core.v3.CopyDualImpl.readFromCopy(CopyDualImpl.java:41)
at org.postgresql.core.v3.replication.V3PGReplicationStream.receiveNextData(V3PGReplicationStream.java:155)
at org.postgresql.core.v3.replication.V3PGReplicationStream.readInternal(V3PGReplicationStream.java:124)
at org.postgresql.core.v3.replication.V3PGReplicationStream.readPending(V3PGReplicationStream.java:78)
at io.debezium.connector.postgresql.connection.PostgresReplicationConnection$1.readPending(PostgresReplicationConnection.java:401)
at io.debezium.connector.postgresql.PostgresStreamingChangeEventSource.execute(PostgresStreamingChangeEventSource.java:94)
at io.debezium.pipeline.ChangeEventSourceCoordinator.lambda$start$0(ChangeEventSourceCoordinator.java:91)
连接器似乎不再支持include-unchanged-toast。是否有任何解决方法可以解决此问题？
您可以修复Debrezium，也可以使用删除该选项之前的旧版本的wal2json。
在删除该选项之前 wal2json 的 GIT 快照在这里。
但请注意，该选项被删除是有充分理由的。