danny0405 commented on a change in pull request #4421:
URL: https://github.com/apache/hudi/pull/4421#discussion_r773676079
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File path:
hudi-flink/src/main/java/org/apache/hudi/util/AvroSchemaConverter.java
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@@ -244,10 +244,13 @@ public static Schema convertToSchema(LogicalType
logicalType, String rowName) {
return nullable ? nullableSchema(time) : time;
case DECIMAL:
DecimalType decimalType = (DecimalType) logicalType;
- // store BigDecimal as byte[]
+ // store BigDecimal as Fixed
+ // for spark compatibility.
Schema decimal =
LogicalTypes.decimal(decimalType.getPrecision(),
decimalType.getScale())
- .addToSchema(SchemaBuilder.builder().bytesType());
+ .addToSchema(SchemaBuilder
+ .fixed(String.format("%s.fixed", rowName))
+
.size(computeMinBytesForDecimlPrecision(decimalType.getPrecision())));
Review comment:
Thanks for the fix, can this type be read through Hive directly ? There
is also some type compatibility for Spark & Hive decimal types.
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