| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.hudi.table; |
| |
| /** |
| * Repartition input records into at least expected number of output spark partitions. It should give below guarantees - |
| * Output spark partition will have records from only one hoodie partition. - Average records per output spark |
| * partitions should be almost equal to (#inputRecords / #outputSparkPartitions) to avoid possible skews. |
| */ |
| public interface BulkInsertPartitioner<I> { |
| |
| /** |
| * Repartitions the input records into at least expected number of output spark partitions. |
| * |
| * @param records Input Hoodie records |
| * @param outputSparkPartitions Expected number of output partitions |
| * @return |
| */ |
| I repartitionRecords(I records, int outputSparkPartitions); |
| |
| /** |
| * @return {@code true} if the records within a RDD partition are sorted; {@code false} otherwise. |
| */ |
| boolean arePartitionRecordsSorted(); |
| } |