tkalkirill commented on code in PR #1800:
URL: https://github.com/apache/ignite-3/pull/1800#discussion_r1146213121
##########
modules/storage-page-memory/src/main/java/org/apache/ignite/internal/storage/pagememory/index/hash/PageMemoryHashIndexStorage.java:
##########
@@ -329,4 +340,34 @@ public void startCleanup() {
public void finishCleanup() {
state.compareAndSet(StorageState.CLEANUP, StorageState.RUNNABLE);
}
+
+ @Override
+ public @Nullable RowId getLastBuildRowId() {
+ return busy(() -> {
+ throwExceptionIfStorageInProgressOfRebalance(state.get(),
this::createStorageInfo);
+
+ try {
+ UUID lastBuildRowIdUuid = indexMetaTree.findOne(new
IndexMetaKey(indexDescriptor().id())).lastBuildRowIdUuid();
Review Comment:
I do not think that the operation of building an index will often occur, and
does it make sense to keep an empty value in memory? If you insist, I can do
caching.
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