2016-10-05 16:20:31 -07:00
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// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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2017-03-23 12:30:44 -04:00
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include "Schema.fbs";
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2016-08-26 08:20:13 -07:00
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namespace org.apache.arrow.flatbuf;
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/// ----------------------------------------------------------------------
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/// Arrow File metadata
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///
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table Footer {
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2016-09-09 00:02:35 -04:00
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version: org.apache.arrow.flatbuf.MetadataVersion;
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2016-08-26 08:20:13 -07:00
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schema: org.apache.arrow.flatbuf.Schema;
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dictionaries: [ Block ];
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recordBatches: [ Block ];
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2020-01-16 22:22:28 -08:00
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/// User-defined metadata
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custom_metadata: [ KeyValue ];
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2016-08-26 08:20:13 -07:00
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}
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struct Block {
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2026-01-01 12:38:39 +09:00
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/// Index to the start of the RecordBatch (note this is past the Message header)
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2016-08-26 08:20:13 -07:00
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offset: long;
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2017-01-20 17:56:23 -05:00
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/// Length of the metadata
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2016-08-26 08:20:13 -07:00
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metaDataLength: int;
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2017-01-20 17:56:23 -05:00
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/// Length of the data (this is aligned so there can be a gap between this and
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2020-04-14 15:13:44 -04:00
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/// the metadata).
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2016-08-26 08:20:13 -07:00
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bodyLength: long;
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}
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root_type Footer;
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