DanielZhu58 commented on code in PR #5578:
URL: https://github.com/apache/hive/pull/5578#discussion_r1962211388
##########
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/HMSHandler.java:
##########
@@ -7379,47 +7381,97 @@ public boolean
delete_partition_column_statistics(String dbName, String tableNam
if (colName != null) {
colName = colName.toLowerCase();
}
- startFunction("delete_column_statistics_by_partition",": table=" +
+ DeleteColumnStatisticsRequest request = new
DeleteColumnStatisticsRequest(parsedDbName[DB_NAME], tableName);
+ request.setEngine(engine);
+ request.setCat_name(parsedDbName[CAT_NAME]);
+ request.addToCol_names(colName);
+ request.addToPart_names(partName);
+ return delete_column_statistics_req(request);
+ }
+
+ @Override
+ public boolean delete_column_statistics_req(DeleteColumnStatisticsRequest
req) throws TException {
+ String dbName = normalizeIdentifier(req.getDb_name());
+ String tableName = normalizeIdentifier(req.getTbl_name());
+ List<String> colNames = req.getCol_names();
+ String engine = req.getEngine();
+ String[] parsedDbName = parseDbName(dbName, conf);
+ if (req.getCat_name() != null) {
+ parsedDbName[CAT_NAME] = normalizeIdentifier(req.getCat_name());
+ }
+ startFunction("delete_column_statistics_req", ": table=" +
TableName.getQualified(parsedDbName[CAT_NAME], parsedDbName[DB_NAME],
tableName) +
- " partition=" + partName + " column=" + colName);
+ " partitions=" + req.getPart_names() + " column=" + colNames + "
engine=" + engine);
boolean ret = false, committed = false;
-
- getMS().openTransaction();
+ List<ListenerEvent> events = new ArrayList<>();
+ EventType eventType = null;
+ final RawStore rawStore = getMS();
+ rawStore.openTransaction();
try {
- List<String> partVals = getPartValsFromName(getMS(),
parsedDbName[CAT_NAME], parsedDbName[DB_NAME], tableName, partName);
- Table table = getMS().getTable(parsedDbName[CAT_NAME],
parsedDbName[DB_NAME], tableName);
- // This API looks unused; if it were used we'd need to update stats
state and write ID.
- // We cannot just randomly nuke some txn stats.
+ Table table = rawStore.getTable(parsedDbName[CAT_NAME],
parsedDbName[DB_NAME], tableName);
+ boolean isPartitioned = table.getPartitionKeysSize() > 0;
if (TxnUtils.isTransactionalTable(table)) {
throw new MetaException("Cannot delete stats via this API for a
transactional table");
}
-
- ret = getMS().deletePartitionColumnStatistics(parsedDbName[CAT_NAME],
parsedDbName[DB_NAME], tableName,
- partName, partVals, colName, engine);
- if (ret) {
- if (transactionalListeners != null &&
!transactionalListeners.isEmpty()) {
- MetaStoreListenerNotifier.notifyEvent(transactionalListeners,
- EventType.DELETE_PARTITION_COLUMN_STAT,
- new DeletePartitionColumnStatEvent(parsedDbName[CAT_NAME],
parsedDbName[DB_NAME], tableName,
- partName, partVals, colName, engine, this));
+ if (!isPartitioned || req.isTableLevel()) {
+ ret = rawStore.deleteTableColumnStatistics(parsedDbName[CAT_NAME],
parsedDbName[DB_NAME], tableName, colNames, engine);
+ if (ret) {
+ eventType = EventType.DELETE_TABLE_COLUMN_STAT;
+ for (String colName :
+ colNames == null ?
table.getSd().getCols().stream().map(FieldSchema::getName).collect(Collectors.toList())
: colNames) {
+ if (transactionalListeners != null &&
!transactionalListeners.isEmpty()) {
+ MetaStoreListenerNotifier.notifyEvent(transactionalListeners,
eventType,
+ new DeleteTableColumnStatEvent(parsedDbName[CAT_NAME],
parsedDbName[DB_NAME], tableName, colName, engine, this));
+ }
+ events.add(new DeleteTableColumnStatEvent(parsedDbName[CAT_NAME],
parsedDbName[DB_NAME], tableName, colName, engine, this));
Review Comment:
Yes.
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