zhangbutao commented on code in PR #5823:
URL: https://github.com/apache/hive/pull/5823#discussion_r2106105913
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standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/HiveAlterHandler.java:
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@@ -352,26 +354,29 @@ public void alterTable(RawStore msdb, Warehouse wh,
String catName, String dbnam
String oldTblLocPath = srcPath.toUri().getPath();
String newTblLocPath = dataWasMoved ? destPath.toUri().getPath() :
null;
- // also the location field in partition
- parts = msdb.getPartitions(catName, dbname, name, -1);
- for (Partition part : parts) {
- String oldPartLoc = part.getSd().getLocation();
- if (dataWasMoved && oldPartLoc.contains(oldTblLocPath)) {
- URI oldUri = new Path(oldPartLoc).toUri();
- String newPath = oldUri.getPath().replace(oldTblLocPath,
newTblLocPath);
- Path newPartLocPath = new Path(oldUri.getScheme(),
oldUri.getAuthority(), newPath);
- part.getSd().setLocation(newPartLocPath.toString());
- }
- part.setDbName(newDbName);
- part.setTableName(newTblName);
- }
// Do not verify stats parameters on a partitioned table.
msdb.alterTable(catName, dbname, name, newt, null);
int partitionBatchSize = MetastoreConf.getIntVar(handler.getConf(),
MetastoreConf.ConfVars.BATCH_RETRIEVE_MAX);
String catalogName = catName;
// alterPartition is only for changing the partition location in the
table rename
if (dataWasMoved) {
+ PartitionsRequest req = new PartitionsRequest(newDbName,
newTblName);
Review Comment:
> Avoid calls get_partitions_req if not dataWasMoved
Please give more context about this change.
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