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[mongodb] Expose updateLookup option for stream source. #1461

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Aug 10, 2022
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[mongodb] Expose updateLookup option for stream source. #1461

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20 changes: 19 additions & 1 deletion ...nnector-mongodb-cdc/src/main/java/com/ververica/cdc/connectors/mongodb/MongoDBSource.java
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Original file line number Diff line number Diff line change
Expand Up @@ -133,6 +133,7 @@ public static class Builder<T> {
private Integer batchSize = BATCH_SIZE_DEFAULT;
private Integer pollAwaitTimeMillis = POLL_AWAIT_TIME_MILLIS_DEFAULT;
private Integer pollMaxBatchSize = POLL_MAX_BATCH_SIZE_DEFAULT;
private Boolean updateLookup = true;
private Boolean copyExisting = true;
private Integer copyExistingMaxThreads;
private Integer copyExistingQueueSize;
Expand Down Expand Up @@ -223,6 +224,19 @@ public Builder<T> pollMaxBatchSize(int pollMaxBatchSize) {
return this;
}

/**
* change.stream.full.document
*
* <p>Determines what to return for update operations when using a Change Stream. When set
* to true, the change stream for partial updates will include both a delta describing the
* changes to the document and a copy of the entire document that was changed from some time
* after the change occurred. Default: true
*/
public Builder<T> updateLookup(boolean updateLookup) {
this.updateLookup = updateLookup;
return this;
}

/**
* copy.existing
*
Expand Down Expand Up @@ -364,7 +378,11 @@ public DebeziumSourceFunction<T> build() {
props.setProperty(COLLECTION_INCLUDE_LIST, String.join(",", collectionList));
}

props.setProperty(MongoSourceConfig.FULL_DOCUMENT_CONFIG, FULL_DOCUMENT_UPDATE_LOOKUP);
if (updateLookup) {
props.setProperty(
MongoSourceConfig.FULL_DOCUMENT_CONFIG, FULL_DOCUMENT_UPDATE_LOOKUP);
}

props.setProperty(
MongoSourceConfig.PUBLISH_FULL_DOCUMENT_ONLY_CONFIG,
String.valueOf(Boolean.FALSE));
Expand Down