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67 lines (62 loc) · 2.41 KB
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/*
* 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.iceberg;
import java.util.List;
/** Interface for delete files listed in a table delete manifest. */
public interface DeleteFile extends ContentFile<DeleteFile> {
/**
* @return List of recommended split locations, if applicable, null otherwise. When available,
* this information is used for planning scan tasks whose boundaries are determined by these
* offsets. The returned list must be sorted in ascending order.
*/
@Override
default List<Long> splitOffsets() {
return null;
}
/**
* Returns the location of a data file that all deletes reference.
*
* <p>The referenced data file is required for deletion vectors and may be optionally captured for
* position delete files that apply to only one data file. This method always returns null for
* equality delete files.
*/
default String referencedDataFile() {
return null;
}
/**
* Returns the offset in the file where the content starts.
*
* <p>The content offset is required for deletion vectors and points to the start of the deletion
* vector blob in the Puffin file, enabling direct access. This method always returns null for
* equality and position delete files.
*/
default Long contentOffset() {
return null;
}
/**
* Returns the length of referenced content stored in the file.
*
* <p>The content size is required for deletion vectors and indicates the size of the deletion
* vector blob in the Puffin file, enabling direct access. This method always returns null for
* equality and position delete files.
*/
default Long contentSizeInBytes() {
return null;
}
}