derrickaw commented on code in PR #35435:
URL: https://github.com/apache/beam/pull/35435#discussion_r2211699682
##########
sdks/java/io/google-cloud-platform/src/main/java/org/apache/beam/sdk/io/gcp/bigtable/BigtableWriteSchemaTransformProvider.java:
##########
@@ -135,18 +140,197 @@ public PCollectionRowTuple expand(PCollectionRowTuple
input) {
String.format(
"Could not find expected input [%s] to %s.", INPUT_TAG,
getClass().getSimpleName()));
- PCollection<Row> beamRowMutations = input.get(INPUT_TAG);
- PCollection<KV<ByteString, Iterable<Mutation>>> bigtableMutations =
- beamRowMutations.apply(MapElements.via(new
GetMutationsFromBeamRow()));
+ Schema testOriginialSchema =
+ Schema.builder()
+ .addByteArrayField("key")
+ .addArrayField(
+ "mutations",
+ Schema.FieldType.map(Schema.FieldType.STRING,
Schema.FieldType.BYTES))
+ .build();
- bigtableMutations.apply(
- BigtableIO.write()
- .withTableId(configuration.getTableId())
- .withInstanceId(configuration.getInstanceId())
- .withProjectId(configuration.getProjectId()));
+ Schema inputSchema = input.getSinglePCollection().getSchema();
+ System.out.println("Input Schema for BigTableMutations: " + inputSchema);
Review Comment:
```suggestion
```
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