voonhous commented on code in PR #19809:
URL: https://github.com/apache/hudi/pull/19809#discussion_r3921262931
##########
hudi-common/src/main/java/org/apache/hudi/common/avro/HoodieAvroUtils.java:
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@@ -112,7 +114,44 @@
import static org.apache.hudi.common.util.ValidationUtils.checkState;
/**
- * Helper class to do common stuff across Avro.
+ * Operations on Avro records and values.
+ *
+ * <p>This class owns the record-level half of the Avro world:</p>
+ * <ul>
+ * <li>serialization: {@code avroToBytes} / {@code bytesToAvro} and the JSON
converters</li>
+ * <li>record rewriting between schemas: {@code rewriteRecord*}, {@code
projectRecordToNewSchemaShallow},
+ * {@code stitchRecords}</li>
+ * <li>value coercion for logical types: {@code convertValueFor*}, {@code
convertBytesToBigDecimal}</li>
+ * <li>record-key, metadata-column and nested-value access: {@code
getNestedFieldVal},
+ * {@code addHoodieKeyToRecord}, {@code getRecordColumnValues}, {@code
createHoodieRecordFromAvro}</li>
+ * </ul>
+ *
+ * <p>Raw {@link Schema} helpers live here only when they serve a record
operation on this class (for example
Review Comment:
Dropped in 173cef432361; the example list is now `createNewSchemaField`,
`unwrapNullable`.
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