zratkai commented on code in PR #5541:
URL: https://github.com/apache/hive/pull/5541#discussion_r1908704593
##########
iceberg/iceberg-handler/src/main/java/org/apache/iceberg/mr/hive/HiveIcebergMetaHook.java:
##########
@@ -271,6 +281,32 @@ public void preCreateTable(CreateTableRequest request) {
setOrcOnlyFilesParam(hmsTable);
// Remove hive primary key columns from table request, as iceberg doesn't
support hive primary key.
request.setPrimaryKeys(null);
+ setSortOrder(hmsTable, schema, catalogProperties);
+ }
+
+ private void setSortOrder(org.apache.hadoop.hive.metastore.api.Table
hmsTable, Schema schema,
+ Properties properties) {
+ String sortOderJSONString =
hmsTable.getParameters().get(TableProperties.DEFAULT_SORT_ORDER);
+ SortFields sortFields = null;
+ if (!Strings.isNullOrEmpty(sortOderJSONString)) {
+ try {
+ sortFields = jsonObjectMapper.readValue(sortOderJSONString,
SortFields.class);
+ } catch (JsonProcessingException e) {
+ LOG.warn("Can not read write order json: {}", sortOderJSONString, e);
+ return;
+ }
+ if (sortFields != null && sortFields.getSortFields().size() != 0) {
+ SortOrder.Builder sortOderBuilder = SortOrder.builderFor(schema);
+ sortFields.getSortFields().forEach(fieldDesc -> {
+ NullOrder nullOrder = fieldDesc.getNullOrder() ==
SortFieldDesc.NullOrder.NULLS_FIRST ?
+ NullOrder.NULLS_FIRST : NullOrder.NULLS_LAST;
Review Comment:
Yes.
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