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| <caption><span>Class Summary</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Class</th> |
| <th class="colLast" scope="col">Description</th> |
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| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Binary.html" title="class in org.apache.arrow.flatbuf">Binary</a></td> |
| <td class="colLast"> |
| <div class="block">Opaque binary data</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Binary.Vector.html" title="class in org.apache.arrow.flatbuf">Binary.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/BinaryView.html" title="class in org.apache.arrow.flatbuf">BinaryView</a></td> |
| <td class="colLast"> |
| <div class="block">Logically the same as Binary, but the internal representation uses a view |
| struct that contains the string length and either the string's entire data |
| inline (for small strings) or an inlined prefix, an index of another buffer, |
| and an offset pointing to a slice in that buffer (for non-small strings).</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/BinaryView.Vector.html" title="class in org.apache.arrow.flatbuf">BinaryView.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Block.html" title="class in org.apache.arrow.flatbuf">Block</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Block.Vector.html" title="class in org.apache.arrow.flatbuf">Block.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/BodyCompression.html" title="class in org.apache.arrow.flatbuf">BodyCompression</a></td> |
| <td class="colLast"> |
| <div class="block">Optional compression for the memory buffers constituting IPC message |
| bodies.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/BodyCompression.Vector.html" title="class in org.apache.arrow.flatbuf">BodyCompression.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/BodyCompressionMethod.html" title="class in org.apache.arrow.flatbuf">BodyCompressionMethod</a></td> |
| <td class="colLast"> |
| <div class="block">Provided for forward compatibility in case we need to support different |
| strategies for compressing the IPC message body (like whole-body |
| compression rather than buffer-level) in the future</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Bool.html" title="class in org.apache.arrow.flatbuf">Bool</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Bool.Vector.html" title="class in org.apache.arrow.flatbuf">Bool.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Buffer.html" title="class in org.apache.arrow.flatbuf">Buffer</a></td> |
| <td class="colLast"> |
| <div class="block">---------------------------------------------------------------------- |
| A Buffer represents a single contiguous memory segment</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Buffer.Vector.html" title="class in org.apache.arrow.flatbuf">Buffer.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/CompressionType.html" title="class in org.apache.arrow.flatbuf">CompressionType</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Date.html" title="class in org.apache.arrow.flatbuf">Date</a></td> |
| <td class="colLast"> |
| <div class="block">Date is either a 32-bit or 64-bit signed integer type representing an |
| elapsed time since UNIX epoch (1970-01-01), stored in either of two units: |
| |
| * Milliseconds (64 bits) indicating UNIX time elapsed since the epoch (no |
| leap seconds), where the values are evenly divisible by 86400000 |
| * Days (32 bits) since the UNIX epoch</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Date.Vector.html" title="class in org.apache.arrow.flatbuf">Date.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/DateUnit.html" title="class in org.apache.arrow.flatbuf">DateUnit</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Decimal.html" title="class in org.apache.arrow.flatbuf">Decimal</a></td> |
| <td class="colLast"> |
| <div class="block">Exact decimal value represented as an integer value in two's |
| complement.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Decimal.Vector.html" title="class in org.apache.arrow.flatbuf">Decimal.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/DictionaryBatch.html" title="class in org.apache.arrow.flatbuf">DictionaryBatch</a></td> |
| <td class="colLast"> |
| <div class="block">For sending dictionary encoding information.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/DictionaryBatch.Vector.html" title="class in org.apache.arrow.flatbuf">DictionaryBatch.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/DictionaryEncoding.html" title="class in org.apache.arrow.flatbuf">DictionaryEncoding</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/DictionaryEncoding.Vector.html" title="class in org.apache.arrow.flatbuf">DictionaryEncoding.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/DictionaryKind.html" title="class in org.apache.arrow.flatbuf">DictionaryKind</a></td> |
| <td class="colLast"> |
| <div class="block">---------------------------------------------------------------------- |
| Dictionary encoding metadata |
| Maintained for forwards compatibility, in the future |
| Dictionaries might be explicit maps between integers and values |
| allowing for non-contiguous index values</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Duration.html" title="class in org.apache.arrow.flatbuf">Duration</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Duration.Vector.html" title="class in org.apache.arrow.flatbuf">Duration.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Endianness.html" title="class in org.apache.arrow.flatbuf">Endianness</a></td> |
| <td class="colLast"> |
| <div class="block">---------------------------------------------------------------------- |
| Endianness of the platform producing the data</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Feature.html" title="class in org.apache.arrow.flatbuf">Feature</a></td> |
| <td class="colLast"> |
| <div class="block">Represents Arrow Features that might not have full support |
| within implementations.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Field.html" title="class in org.apache.arrow.flatbuf">Field</a></td> |
| <td class="colLast"> |
| <div class="block">---------------------------------------------------------------------- |
| A field represents a named column in a record / row batch or child of a |
| nested type.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Field.Vector.html" title="class in org.apache.arrow.flatbuf">Field.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/FieldNode.html" title="class in org.apache.arrow.flatbuf">FieldNode</a></td> |
| <td class="colLast"> |
| <div class="block">---------------------------------------------------------------------- |
| Data structures for describing a table row batch (a collection of |
| equal-length Arrow arrays) |
| Metadata about a field at some level of a nested type tree (but not |
| its children).</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/FieldNode.Vector.html" title="class in org.apache.arrow.flatbuf">FieldNode.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/FixedSizeBinary.html" title="class in org.apache.arrow.flatbuf">FixedSizeBinary</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/FixedSizeBinary.Vector.html" title="class in org.apache.arrow.flatbuf">FixedSizeBinary.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/FixedSizeList.html" title="class in org.apache.arrow.flatbuf">FixedSizeList</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/FixedSizeList.Vector.html" title="class in org.apache.arrow.flatbuf">FixedSizeList.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/FloatingPoint.html" title="class in org.apache.arrow.flatbuf">FloatingPoint</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/FloatingPoint.Vector.html" title="class in org.apache.arrow.flatbuf">FloatingPoint.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Footer.html" title="class in org.apache.arrow.flatbuf">Footer</a></td> |
| <td class="colLast"> |
| <div class="block">---------------------------------------------------------------------- |
| Arrow File metadata</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Footer.Vector.html" title="class in org.apache.arrow.flatbuf">Footer.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Int.html" title="class in org.apache.arrow.flatbuf">Int</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Int.Vector.html" title="class in org.apache.arrow.flatbuf">Int.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Interval.html" title="class in org.apache.arrow.flatbuf">Interval</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Interval.Vector.html" title="class in org.apache.arrow.flatbuf">Interval.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/IntervalUnit.html" title="class in org.apache.arrow.flatbuf">IntervalUnit</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/KeyValue.html" title="class in org.apache.arrow.flatbuf">KeyValue</a></td> |
| <td class="colLast"> |
| <div class="block">---------------------------------------------------------------------- |
| user defined key value pairs to add custom metadata to arrow |
| key namespacing is the responsibility of the user</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/KeyValue.Vector.html" title="class in org.apache.arrow.flatbuf">KeyValue.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/LargeBinary.html" title="class in org.apache.arrow.flatbuf">LargeBinary</a></td> |
| <td class="colLast"> |
| <div class="block">Same as Binary, but with 64-bit offsets, allowing to represent |
| extremely large data values.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/LargeBinary.Vector.html" title="class in org.apache.arrow.flatbuf">LargeBinary.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/LargeList.html" title="class in org.apache.arrow.flatbuf">LargeList</a></td> |
| <td class="colLast"> |
| <div class="block">Same as List, but with 64-bit offsets, allowing to represent |
| extremely large data values.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/LargeList.Vector.html" title="class in org.apache.arrow.flatbuf">LargeList.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/LargeListView.html" title="class in org.apache.arrow.flatbuf">LargeListView</a></td> |
| <td class="colLast"> |
| <div class="block">Same as ListView, but with 64-bit offsets and sizes, allowing to represent |
| extremely large data values.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/LargeListView.Vector.html" title="class in org.apache.arrow.flatbuf">LargeListView.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/LargeUtf8.html" title="class in org.apache.arrow.flatbuf">LargeUtf8</a></td> |
| <td class="colLast"> |
| <div class="block">Same as Utf8, but with 64-bit offsets, allowing to represent |
| extremely large data values.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/LargeUtf8.Vector.html" title="class in org.apache.arrow.flatbuf">LargeUtf8.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/List.html" title="class in org.apache.arrow.flatbuf">List</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/List.Vector.html" title="class in org.apache.arrow.flatbuf">List.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/ListView.html" title="class in org.apache.arrow.flatbuf">ListView</a></td> |
| <td class="colLast"> |
| <div class="block">Represents the same logical types that List can, but contains offsets and |
| sizes allowing for writes in any order and sharing of child values among |
| list values.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/ListView.Vector.html" title="class in org.apache.arrow.flatbuf">ListView.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Map.html" title="class in org.apache.arrow.flatbuf">Map</a></td> |
| <td class="colLast"> |
| <div class="block">A Map is a logical nested type that is represented as |
| |
| List<entries: Struct<key: K, value: V>> |
| |
| In this layout, the keys and values are each respectively contiguous.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Map.Vector.html" title="class in org.apache.arrow.flatbuf">Map.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Message.html" title="class in org.apache.arrow.flatbuf">Message</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Message.Vector.html" title="class in org.apache.arrow.flatbuf">Message.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/MessageHeader.html" title="class in org.apache.arrow.flatbuf">MessageHeader</a></td> |
| <td class="colLast"> |
| <div class="block">---------------------------------------------------------------------- |
| The root Message type |
| This union enables us to easily send different message types without |
| redundant storage, and in the future we can easily add new message types.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/MetadataVersion.html" title="class in org.apache.arrow.flatbuf">MetadataVersion</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Null.html" title="class in org.apache.arrow.flatbuf">Null</a></td> |
| <td class="colLast"> |
| <div class="block">These are stored in the flatbuffer in the Type union below</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Null.Vector.html" title="class in org.apache.arrow.flatbuf">Null.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/Precision.html" title="class in org.apache.arrow.flatbuf">Precision</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/RecordBatch.html" title="class in org.apache.arrow.flatbuf">RecordBatch</a></td> |
| <td class="colLast"> |
| <div class="block">A data header describing the shared memory layout of a "record" or "row" |
| batch.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/RecordBatch.Vector.html" title="class in org.apache.arrow.flatbuf">RecordBatch.Vector</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/apache/arrow/flatbuf/RunEndEncoded.html" title="class in org.apache.arrow.flatbuf">RunEndEncoded</a></td> |
| <td class="colLast"> |
| <div class="block">Contains two child arrays, run_ends and values.</div> |
| </td> |
| </tr> |
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