umehrot2 commented on a change in pull request #956: [HUDI-298] Fix issue with
incorrect column mapping casusing bad data, during on-the-fly merge of Real
Time tables
URL: https://github.com/apache/incubator-hudi/pull/956#discussion_r335158067
##########
File path:
hudi-hadoop-mr/src/main/java/org/apache/hudi/hadoop/realtime/AbstractRealtimeRecordReader.java
##########
@@ -209,6 +209,11 @@ public static Schema generateProjectionSchema(Schema
writeSchema, List<String> f
return projectedSchema;
}
+ public static Map<String, Field> getNameToFieldMap(Schema schema) {
+ return schema.getFields().stream().map(r ->
Pair.of(r.name().toLowerCase(), r))
Review comment:
Yep looks like Avro is case sensitive.
https://avro.apache.org/docs/1.8.2/spec.html#names
Possibly thats also the reason why this code was doing `lowercase`
conversion in the first place:
https://github.com/apache/incubator-hudi/blob/master/hudi-hadoop-mr/src/main/java/org/apache/hudi/hadoop/realtime/AbstractRealtimeRecordReader.java#L195
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