Set attribute - field

Class Name

Specify a class name that is, com.datamirror.ts.target.publication.userexit.sample.kafka.KcopSingleRowAvroAuditIntegrated.

Append command to properties file

Your properties file is in CDC_kafka_installation_directory/conf/filename.properties.

Properties file content

[cdc@beauty1 conf]$ cat kcops_prop.properties
schema.registry.url=http://localhost:8081
audit.jcfs=ENTTYP,CCID,TIMSTAMP
MODIFY_FIELD_value.SOURCEDB.ORACLE.TAB3$PCKOL_SET_ATTRIBUTE="fheader1":"cool","fheader2":111,"fheader3":true

curl command

To check the schema fields, use the following curl command:

[root@beauty1 bin]# curl -X GET -i -H "Content-Type: application/vnd.schemaregistry.v1+json"
http://localhost:8081/subjects/cdc_kafka_testing.ksraai.sourcedb.oracle.tab3-value/versions/latest

Output:

{"type":"record","name":"AuditRecord","fields":[{"name":"beforeImage","type":["null",{"type":"record","name":"TAB3","namespace":"value.SOURCEDB.ORACLE","fields":[{"name":"PCKOL","type":[{"type":"string","logicalType":"DECIMAL","dbColumnName":"PCKOL","precision":38,"scale":0},"null"],"doc":"","default":"0","fheader1":"cool","fheader2":111,"fheader3":true},{"name":"PCKOLDATA","type":[{"type":"string","logicalType":"VARCHAR","dbColumnName":"PCKOLDATA","length":255},"null"],"doc":"","default":""}]}]},{"name":"afterImage","type":["null","value.SOURCEDB.ORACLE.TAB3"]},{"name":"A_ENTTYP","type":["null","string"]},{"name":"A_CCID","type":["null","string"]},{"name":"A_TIMSTAMP","type":["null","string"]}]}