dengzhhu653 commented on code in PR #5578:
URL: https://github.com/apache/hive/pull/5578#discussion_r1886121051
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standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/RawStore.java:
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@@ -1395,9 +1395,50 @@ List<ColumnStatistics> getPartitionColumnStatistics(
* @throws InvalidInputException bad input, such as null table or database
name.
*/
boolean deletePartitionColumnStatistics(String catName, String dbName,
String tableName,
- String partName, List<String> partVals, String colName, String engine)
- throws NoSuchObjectException, MetaException, InvalidObjectException,
InvalidInputException;
+ String partName, List<String> partVals, String colName, String engine)
+ throws NoSuchObjectException, MetaException, InvalidObjectException,
InvalidInputException;
+
+ /**
+ * Deletes column statistics if present associated with a given db, table,
partition and a list of cols. If
+ * null is passed instead of a colName, stats when present for all columns
associated
+ * with a given db, table and partition are deleted.
+ * @param catName catalog name.
+ * @param dbName database name.
+ * @param tableName table name.
+ * @param partName partition name.
+ * @param partVals partition values.
+ * @param colNames a list of column names.
+ * @param engine engine for which we want to delete statistics
+ * @return Boolean indicating the outcome of the operation
+ * @throws NoSuchObjectException no such partition
+ * @throws MetaException error access the RDBMS
+ * @throws InvalidObjectException error dropping the stats
+ * @throws InvalidInputException bad input, such as null table or database
name.
+ */
+ boolean deletePartitionMultiColumnStatistics(String catName, String dbName,
String tableName,
+ String partName, List<String> partVals, List<String> colNames, String
engine)
+ throws NoSuchObjectException, MetaException, InvalidObjectException,
InvalidInputException;
+ /**
+ * Deletes column statistics in batch if present associated with a given db,
table, partition and a list of cols. If
+ * null is passed instead of a colName, stats when present for all columns
associated
+ * with a given db, table and partition are deleted.
+ * @param catName catalog name.
+ * @param dbName database name.
+ * @param tableName table name.
+ * @param partName partition name.
+ * @param partVals partition values.
+ * @param colNames a list of column names.
+ * @param engine engine for which we want to delete statistics
+ * @return Boolean indicating the outcome of the operation
+ * @throws NoSuchObjectException no such partition
+ * @throws MetaException error access the RDBMS
+ * @throws InvalidObjectException error dropping the stats
+ * @throws InvalidInputException bad input, such as null table or database
name.
+ */
+ boolean deletePartitionColumnStatisticsInBatch(String catName, String
dbName, String tableName,
Review Comment:
what's the difference between `deletePartitionMultiColumnStatistics` and
`deletePartitionColumnStatisticsInBatch`, can them merge?
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