lirui-apache commented on a change in pull request #8449: [FLINK-12235][hive]
Support partition related operations in HiveCatalog
URL: https://github.com/apache/flink/pull/8449#discussion_r284962461
##########
File path:
flink-connectors/flink-connector-hive/src/main/java/org/apache/flink/table/catalog/hive/HiveCatalog.java
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@@ -200,44 +200,56 @@ protected Table createHiveTable(ObjectPath tablePath,
CatalogBaseTable table) {
// ------ partitions ------
@Override
- public void createPartition(ObjectPath tablePath, CatalogPartitionSpec
partitionSpec, CatalogPartition partition, boolean ignoreIfExists)
- throws TableNotExistException,
TableNotPartitionedException, PartitionSpecInvalidException,
PartitionAlreadyExistsException, CatalogException {
- throw new UnsupportedOperationException();
- }
-
- @Override
- public void dropPartition(ObjectPath tablePath, CatalogPartitionSpec
partitionSpec, boolean ignoreIfNotExists)
- throws PartitionNotExistException, CatalogException {
- throw new UnsupportedOperationException();
- }
-
- @Override
- public void alterPartition(ObjectPath tablePath, CatalogPartitionSpec
partitionSpec, CatalogPartition newPartition, boolean ignoreIfNotExists)
- throws PartitionNotExistException, CatalogException {
- throw new UnsupportedOperationException();
- }
-
- @Override
- public List<CatalogPartitionSpec> listPartitions(ObjectPath tablePath)
- throws TableNotExistException,
TableNotPartitionedException, CatalogException {
- throw new UnsupportedOperationException();
+ protected void validateCatalogPartition(CatalogPartition
catalogPartition) throws CatalogException {
+ if (!(catalogPartition instanceof HiveCatalogPartition)) {
+ throw new CatalogException(String.format("%s can only
handle %s but got %s", getClass().getSimpleName(),
+ HiveCatalogPartition.class.getSimpleName(),
catalogPartition.getClass().getSimpleName()));
+ }
}
@Override
- public List<CatalogPartitionSpec> listPartitions(ObjectPath tablePath,
CatalogPartitionSpec partitionSpec)
- throws TableNotExistException,
TableNotPartitionedException, CatalogException {
- throw new UnsupportedOperationException();
- }
+ protected Partition createHivePartition(Table hiveTable,
CatalogPartitionSpec partitionSpec, CatalogPartition catalogPartition)
+ throws PartitionSpecInvalidException {
+ Partition partition = new Partition();
+ List<String> partCols =
getFieldNames(hiveTable.getPartitionKeys());
+ List<String> partValues = getFullPartitionValues(new
ObjectPath(hiveTable.getDbName(), hiveTable.getTableName()),
+ partitionSpec, partCols);
+ // validate partition values
+ for (int i = 0; i < partCols.size(); i++) {
+ if
(StringUtils.isNullOrWhitespaceOnly(partValues.get(i))) {
+ throw new
PartitionSpecInvalidException(catalogName, partCols,
+ new ObjectPath(hiveTable.getDbName(),
hiveTable.getTableName()), partitionSpec);
+ }
+ }
+ HiveCatalogPartition hiveCatalogPartition =
(HiveCatalogPartition) catalogPartition;
+ partition.setValues(partValues);
+ partition.setDbName(hiveTable.getDbName());
+ partition.setTableName(hiveTable.getTableName());
+ partition.setCreateTime((int) (System.currentTimeMillis() /
1000));
+ partition.setParameters(hiveCatalogPartition.getProperties());
+ partition.setSd(hiveTable.getSd().deepCopy());
+
+ String location = hiveCatalogPartition.getLocation();
+ if (null == location) {
Review comment:
You're right. HMS will take care of that. I'll remove the logic here
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