long shardId1 = shardManager.allocateShard(tableHandle);
long shardId2 = shardManager.allocateShard(tableHandle);
long shardId3 = shardManager.allocateShard(tableHandle);
long shardId4 = shardManager.allocateShard(tableHandle);
shardManager.commitPartition(tableHandle, "ds=1", ImmutableList.<PartitionKey>of(new NativePartitionKey("ds=1", "ds", ColumnType.STRING, "1")), ImmutableMap.of(shardId1, nodeName,
shardId2, nodeName,
shardId3, nodeName));
shardManager.commitPartition(tableHandle, "ds=2", ImmutableList.<PartitionKey>of(new NativePartitionKey("ds=2", "ds", ColumnType.STRING, "2")), ImmutableMap.of(shardId4, nodeName));
nativeSplitManager = new NativeSplitManager(nodeManager, shardManager, metadataManager);