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I trying to transfer data from debezium postgres source to Sybase ASE.
But in the target Sybase ASE(using jconn4 *sybase ase jdbc driver), TEXT data types are not worked.
Error message org.apache.kafka.connect.errors.ConnectException: Exiting WorkerSinkTask due to unrecoverable exception. at org.apache.kafka.connect.runtime.WorkerSinkTask.deliverMessages(WorkerSinkTask.java:614) at org.apache.kafka.connect.runtime.WorkerSinkTask.poll(WorkerSinkTask.java:329) at org.apache.kafka.connect.runtime.WorkerSinkTask.iteration(WorkerSinkTask.java:232) at org.apache.kafka.connect.runtime.WorkerSinkTask.execute(WorkerSinkTask.java:201) at org.apache.kafka.connect.runtime.WorkerTask.doRun(WorkerTask.java:185) at org.apache.kafka.connect.runtime.WorkerTask.run(WorkerTask.java:234) 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: java.lang.ClassCastException: class java.lang.String cannot be cast to class com.sybase.jdbc4.jdbc.SybLob (java.lang.String is in module java.base of loader 'bootstrap'; com.sybase.jdbc4.jdbc.SybLob is in unnamed module of loader org.apache.kafka.connect.runtime.isolation.PluginClassLoader @6be7bf6d) at com.sybase.jdbc4.tds.TdsParam.prepareForSend(TdsParam.java:230) at com.sybase.jdbc4.jdbc.ParamManager.checkParams(ParamManager.java:1180) at com.sybase.jdbc4.tds.Tds.sendDynamicExecuteParams(Tds.java:1500) at com.sybase.jdbc4.tds.Tds.dynamicExecute(Tds.java:1404) at com.sybase.jdbc4.jdbc.SybPreparedStatement.sendQuery(SybPreparedStatement.java:2883) at com.sybase.jdbc4.jdbc.SybStatement.sendBatch(SybStatement.java:1923) at com.sybase.jdbc4.jdbc.SybStatement.executeBatch(SybStatement.java:1882) at com.sybase.jdbc4.jdbc.SybStatement.executeBatch(SybStatement.java:1800) at com.sybase.jdbc4.jdbc.SybPreparedStatement.executeBatch(SybPreparedStatement.java:1832) at io.confluent.connect.jdbc.sink.BufferedRecords.executeUpdates(BufferedRecords.java:196) at io.confluent.connect.jdbc.sink.BufferedRecords.flush(BufferedRecords.java:186) at io.confluent.connect.jdbc.sink.JdbcDbWriter.write(JdbcDbWriter.java:80) at io.confluent.connect.jdbc.sink.JdbcSinkTask.put(JdbcSinkTask.java:90) at org.apache.kafka.connect.runtime.WorkerSinkTask.deliverMessages(WorkerSinkTask.java:586) ... 10 more
I trying to transfer data from debezium postgres source to Sybase ASE.
But in the target Sybase ASE(using jconn4 *sybase ase jdbc driver), TEXT data types are not worked.
Environment:
Kafka : docker.io/bitnami/kafka:2.7.0-debian-10-r68
Zookeeper : docker.io/bitnami/zookeeper:3.8.0-debian-10-r20
Debezium Postgresql source connector : https://debezium.io/documentation/reference/stable/connectors/postgresql.html (Version 2.2.1.Final)
JdbcSinkConnector (10.7.3) / Sink DBMS : Sybase ASE 16 / jdbc : jconn4-7.07-SP110
Error message
org.apache.kafka.connect.errors.ConnectException: Exiting WorkerSinkTask due to unrecoverable exception. at org.apache.kafka.connect.runtime.WorkerSinkTask.deliverMessages(WorkerSinkTask.java:614) at org.apache.kafka.connect.runtime.WorkerSinkTask.poll(WorkerSinkTask.java:329) at org.apache.kafka.connect.runtime.WorkerSinkTask.iteration(WorkerSinkTask.java:232) at org.apache.kafka.connect.runtime.WorkerSinkTask.execute(WorkerSinkTask.java:201) at org.apache.kafka.connect.runtime.WorkerTask.doRun(WorkerTask.java:185) at org.apache.kafka.connect.runtime.WorkerTask.run(WorkerTask.java:234) 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: java.lang.ClassCastException: class java.lang.String cannot be cast to class com.sybase.jdbc4.jdbc.SybLob (java.lang.String is in module java.base of loader 'bootstrap'; com.sybase.jdbc4.jdbc.SybLob is in unnamed module of loader org.apache.kafka.connect.runtime.isolation.PluginClassLoader @6be7bf6d) at com.sybase.jdbc4.tds.TdsParam.prepareForSend(TdsParam.java:230) at com.sybase.jdbc4.jdbc.ParamManager.checkParams(ParamManager.java:1180) at com.sybase.jdbc4.tds.Tds.sendDynamicExecuteParams(Tds.java:1500) at com.sybase.jdbc4.tds.Tds.dynamicExecute(Tds.java:1404) at com.sybase.jdbc4.jdbc.SybPreparedStatement.sendQuery(SybPreparedStatement.java:2883) at com.sybase.jdbc4.jdbc.SybStatement.sendBatch(SybStatement.java:1923) at com.sybase.jdbc4.jdbc.SybStatement.executeBatch(SybStatement.java:1882) at com.sybase.jdbc4.jdbc.SybStatement.executeBatch(SybStatement.java:1800) at com.sybase.jdbc4.jdbc.SybPreparedStatement.executeBatch(SybPreparedStatement.java:1832) at io.confluent.connect.jdbc.sink.BufferedRecords.executeUpdates(BufferedRecords.java:196) at io.confluent.connect.jdbc.sink.BufferedRecords.flush(BufferedRecords.java:186) at io.confluent.connect.jdbc.sink.JdbcDbWriter.write(JdbcDbWriter.java:80) at io.confluent.connect.jdbc.sink.JdbcSinkTask.put(JdbcSinkTask.java:90) at org.apache.kafka.connect.runtime.WorkerSinkTask.deliverMessages(WorkerSinkTask.java:586) ... 10 more
jdbc sink connecter config(jtds)
-> It's work. But this jdbc driver have a performance issues.(less than 30%, jconn4 jdbc driver)
jdbc sink connecter config(jconn4)
-> not worked.
Topic(debezium_source.connect_dev.tbl_tst_cdc_05_text) message
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