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A table format for huge analytic datasets
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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
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*/
package org.apache.iceberg.spark;
/** Spark DF read options */
public class SparkReadOptions {
private SparkReadOptions() {}
// Snapshot ID of the table snapshot to read
public static final String SNAPSHOT_ID = "snapshot-id";
// Start snapshot ID used in incremental scans (exclusive)
public static final String START_SNAPSHOT_ID = "start-snapshot-id";
// End snapshot ID used in incremental scans (inclusive)
public static final String END_SNAPSHOT_ID = "end-snapshot-id";
// Start timestamp used in multi-snapshot scans (exclusive)
public static final String START_TIMESTAMP = "start-timestamp";
// End timestamp used in multi-snapshot scans (inclusive)
public static final String END_TIMESTAMP = "end-timestamp";
// A timestamp in milliseconds; the snapshot used will be the snapshot current at this time.
public static final String AS_OF_TIMESTAMP = "as-of-timestamp";
// Branch to read from
public static final String BRANCH = "branch";
// Tag to read from
public static final String TAG = "tag";
// Overrides the table's read.split.target-size and read.split.metadata-target-size
public static final String SPLIT_SIZE = "split-size";
// Overrides the table's read.split.planning-lookback
public static final String LOOKBACK = "lookback";
// Overrides the table's read.split.open-file-cost
public static final String FILE_OPEN_COST = "file-open-cost";
// Overrides table's vectorization enabled properties
public static final String VECTORIZATION_ENABLED = "vectorization-enabled";
// Overrides the table's read.parquet.vectorization.batch-size
public static final String VECTORIZATION_BATCH_SIZE = "batch-size";
// Set ID that is used to fetch scan tasks
public static final String SCAN_TASK_SET_ID = "scan-task-set-id";
// skip snapshots of type delete while reading stream out of iceberg table
public static final String STREAMING_SKIP_DELETE_SNAPSHOTS = "streaming-skip-delete-snapshots";
public static final boolean STREAMING_SKIP_DELETE_SNAPSHOTS_DEFAULT = false;
// skip snapshots of type overwrite while reading stream out of iceberg table
public static final String STREAMING_SKIP_OVERWRITE_SNAPSHOTS =
"streaming-skip-overwrite-snapshots";
public static final boolean STREAMING_SKIP_OVERWRITE_SNAPSHOTS_DEFAULT = false;
// Controls whether to report locality information to Spark while allocating input partitions
public static final String LOCALITY = "locality";
// Timestamp in milliseconds; start a stream from the snapshot that occurs after this timestamp
public static final String STREAM_FROM_TIMESTAMP = "stream-from-timestamp";
// maximum file per micro_batch
public static final String STREAMING_MAX_FILES_PER_MICRO_BATCH =
"streaming-max-files-per-micro-batch";
// maximum rows per micro_batch
public static final String STREAMING_MAX_ROWS_PER_MICRO_BATCH =
"streaming-max-rows-per-micro-batch";
// Table path
public static final String PATH = "path";
public static final String VERSION_AS_OF = "versionAsOf";
public static final String TIMESTAMP_AS_OF = "timestampAsOf";
public static final String AGGREGATE_PUSH_DOWN_ENABLED = "aggregate-push-down-enabled";
}