stayrascal commented on a change in pull request #4724:
URL: https://github.com/apache/hudi/pull/4724#discussion_r828005650
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File path:
hudi-common/src/main/java/org/apache/hudi/common/model/HoodieRecordPayload.java
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@@ -58,6 +58,31 @@ default T preCombine(T oldValue, Properties properties) {
return preCombine(oldValue);
}
+ /**
+ *When more than one HoodieRecord have the same HoodieKey in the incoming
batch, this function combines them before attempting to insert/upsert by taking
in a property map.
+ *
+ * @param oldValue instance of the old {@link HoodieRecordPayload} to be
combined with.
+ * @param properties Payload related properties. For example pass the
ordering field(s) name to extract from value in storage.
+ * @param schema Schema used for record
+ * @return the combined value
+ */
+ @PublicAPIMethod(maturity = ApiMaturityLevel.STABLE)
+ default T preCombine(T oldValue, Properties properties, Schema schema) {
Review comment:
@alexeykudinkin , I'm sorry that I still don't find a suitable time to
align with online, may i check any thoughts or suggests on this PR?
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