linjianchang commented on code in PR #3844:
URL: https://github.com/apache/flink-cdc/pull/3844#discussion_r1910064891
##########
flink-cdc-composer/src/main/java/org/apache/flink/cdc/composer/flink/FlinkPipelineComposer.java:
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@@ -126,16 +127,28 @@ private void translate(StreamExecutionEnvironment env,
PipelineDef pipelineDef)
// And required constructors
OperatorIDGenerator schemaOperatorIDGenerator =
new
OperatorIDGenerator(schemaOperatorTranslator.getSchemaOperatorUid());
- DataSource dataSource =
- sourceTranslator.createDataSource(pipelineDef.getSource(),
pipelineDefConfig, env);
+ List<SourceDef> sourceDefs = pipelineDef.getSources();
+ // DataSource dataSource =
+ // sourceTranslator.createDataSource(sourceDefs,
pipelineDefConfig, env);
DataSink dataSink =
sinkTranslator.createDataSink(pipelineDef.getSink(),
pipelineDefConfig, env);
-
- boolean isParallelMetadataSource =
dataSource.isParallelMetadataSource();
-
// O ---> Source
- DataStream<Event> stream =
- sourceTranslator.translate(pipelineDef.getSource(),
dataSource, env, parallelism);
+ DataStream<Event> stream = null;
+ DataSource dataSource = null;
+ for (SourceDef sourceDef : sourceDefs) {
+ dataSource = sourceTranslator.createDataSource(sourceDef,
pipelineDefConfig, env);
+ DataStream<Event> streamBranch =
+ sourceTranslator.translate(sourceDef, dataSource, env,
parallelism);
+ if (stream == null) {
+ stream = streamBranch;
+ } else {
+ stream = stream.union(streamBranch);
+ }
+ }
+ boolean isParallelMetadataSource =
dataSource.isParallelMetadataSource();
Review Comment:
Already modified
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