deniskuzZ commented on code in PR #3576:
URL: https://github.com/apache/hive/pull/3576#discussion_r1118766777
##########
ql/src/java/org/apache/hadoop/hive/ql/lockmgr/DbTxnManager.java:
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@@ -395,6 +399,32 @@ private boolean allowOperationInATransaction(QueryPlan
queryPlan) {
return false;
}
+ @Override
+ public void addWriteIdsToMinHistory(QueryPlan plan, ValidTxnWriteIdList
txnWriteIds) {
+ if (plan.getInputs().isEmpty()) {
+ return;
+ }
+ Map<String, Long> writeIds = plan.getInputs().stream()
+ .filter(input -> !input.isDummy() &&
AcidUtils.isTransactionalTable(input.getTable()))
+ .map(input -> input.getTable().getFullyQualifiedName())
+ .collect(Collectors.toSet()).stream()
+ .collect(Collectors.toMap(Function.identity(), table ->
getMinOpenWriteId(txnWriteIds, table)));
+
+ if (!writeIds.isEmpty()) {
+ try {
+ getMS().addWriteIdsToMinHistory(txnId, writeIds);
+ } catch (TException | LockException e) {
+ throw new
RuntimeException(ErrorMsg.METASTORE_COMMUNICATION_FAILED.getMsg(), e);
+ }
+ }
+ }
+
+ private Long getMinOpenWriteId(ValidTxnWriteIdList txnWriteIds, String
table) {
Review Comment:
it's used in a lambda
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