pvary commented on a change in pull request #2419:
URL: https://github.com/apache/hive/pull/2419#discussion_r672439401
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File path:
iceberg/iceberg-handler/src/main/java/org/apache/iceberg/mr/hive/HiveIcebergMetaHook.java
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@@ -233,15 +237,21 @@ public void
preAlterTable(org.apache.hadoop.hive.metastore.api.Table hmsTable, E
preAlterTableProperties.tableLocation = sd.getLocation();
preAlterTableProperties.format = sd.getInputFormat();
preAlterTableProperties.schema = schema(catalogProperties, hmsTable);
- preAlterTableProperties.spec = spec(conf,
preAlterTableProperties.schema, catalogProperties, hmsTable);
preAlterTableProperties.partitionKeys = hmsTable.getPartitionKeys();
context.getProperties().put(HiveMetaHook.ALLOW_PARTITION_KEY_CHANGE,
"true");
// If there are partition keys specified remove them from the HMS table
and add them to the column list
- if (hmsTable.isSetPartitionKeys()) {
+ if (hmsTable.isSetPartitionKeys() &&
!hmsTable.getPartitionKeys().isEmpty()) {
+ List<PartitionTransformSpec> spec =
PartitionTransform.getPartitionTransformSpec(hmsTable.getPartitionKeys());
+ if (!SessionStateUtil.addResource(conf,
hive_metastoreConstants.PARTITION_TRANSFORM_SPEC, spec)) {
Review comment:
This is for migrating tables from non-Iceberg tables to Iceberg tables.
Previously we just depended on the partition cols, from now on we need to have
the data in the `SessionState` instead. So we put that there
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