tkalkirill commented on code in PR #1800:
URL: https://github.com/apache/ignite-3/pull/1800#discussion_r1144806911
##########
modules/index/src/main/java/org/apache/ignite/internal/index/IndexManager.java:
##########
@@ -534,32 +584,159 @@ public BinaryTuple convert(BinaryRow binaryRow) {
}
private class ConfigurationListener implements
ConfigurationNamedListListener<TableIndexView> {
- /** {@inheritDoc} */
@Override
- public @NotNull CompletableFuture<?> onCreate(@NotNull
ConfigurationNotificationEvent<TableIndexView> ctx) {
+ public CompletableFuture<?>
onCreate(ConfigurationNotificationEvent<TableIndexView> ctx) {
return onIndexCreate(ctx);
}
- /** {@inheritDoc} */
@Override
- public @NotNull CompletableFuture<?> onRename(
+ public CompletableFuture<?> onRename(
String oldName,
String newName,
ConfigurationNotificationEvent<TableIndexView> ctx
) {
return failedFuture(new
UnsupportedOperationException("https://issues.apache.org/jira/browse/IGNITE-16196";));
}
- /** {@inheritDoc} */
@Override
- public @NotNull CompletableFuture<?> onDelete(@NotNull
ConfigurationNotificationEvent<TableIndexView> ctx) {
+ public CompletableFuture<?>
onDelete(ConfigurationNotificationEvent<TableIndexView> ctx) {
return onIndexDrop(ctx);
}
- /** {@inheritDoc} */
@Override
- public @NotNull CompletableFuture<?> onUpdate(@NotNull
ConfigurationNotificationEvent<TableIndexView> ctx) {
+ public CompletableFuture<?>
onUpdate(ConfigurationNotificationEvent<TableIndexView> ctx) {
return failedFuture(new IllegalStateException("Should not be
called"));
}
}
+
+ /**
+ * Initializes the build of the index.
+ */
+ private void initIndexBuildIfNeeded(TableIndexView tableIndexView,
TableImpl table) {
+ for (int partitionId = 0; partitionId <
table.internalTable().partitions(); partitionId++) {
+ buildIndexExecutor.submit(new BuildIndexTask(table,
tableIndexView, partitionId, true));
+ }
+ }
+
+ /**
+ * Task of building a table index for a partition.
+ *
+ * <p>Only the leader of the raft group will manage the building of the
index. Leader sends batches of row IDs via
+ * {@link BuildIndexCommand}, the next batch will only be send after the
previous batch has been processed.
+ *
+ * <p>Index building itself occurs locally on each node of the raft group
(majority) when processing {@link BuildIndexCommand}. This
+ * ensures that the index build in the raft group is consistent and that
the index build is restored after restarting the raft group
Review Comment:
Add it.
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