zhangbutao commented on code in PR #4781:
URL: https://github.com/apache/hive/pull/4781#discussion_r1351933080
##########
iceberg/iceberg-handler/src/main/java/org/apache/iceberg/mr/hive/HiveIcebergStorageHandler.java:
##########
@@ -1590,10 +1593,18 @@ public Map<String, String>
getNativeProperties(org.apache.hadoop.hive.ql.metadat
public boolean shouldOverwrite(org.apache.hadoop.hive.ql.metadata.Table
mTable, String operationName) {
String mode = null;
String formatVersion =
mTable.getTTable().getParameters().get(TableProperties.FORMAT_VERSION);
- // As of now only delete mode is supported, for all others return false
- if ("2".equals(formatVersion) &&
operationName.equalsIgnoreCase(Context.Operation.DELETE.toString())) {
- mode = mTable.getTTable().getParameters()
- .getOrDefault(TableProperties.DELETE_MODE,
TableProperties.DELETE_MODE_DEFAULT);
+ // As of now only update & delete modes are supported, for all others
return false
+ if ("2".equals(formatVersion)) {
Review Comment:
Acutually, both V1 and V2 support copy on write. The current qtests are
all limited to v2 iceberg tables. Maybe we can fix this after all the COW
modes(merge/update/delete) are supported.
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