Update history for 2.21.0-rc0. (#4802)

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TYPE: NO_HISTORY
DESC: Update history for 2.21.0-rc0.

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Co-authored-by: Isaiah Norton <[email protected]>

HISTORY.md

@@ -1,3 +1,65 @@
+# TileDB v2.21.0 Release Notes
+
+## Deprecation announcements
+
+* Building with Visual Studio 2019 (MSVC toolchains v14.29 and earlier) will become unsuported in version 2.28, to be released in Q3 2024.
+* HDFS support will be removed in version 2.28, to be released in Q3 2024.
+* Support for GLIBC 2.17 (manylinux2014, based on CentOS 7) will be removed in TileDB version 2.31, to be released in Q4 2024. It will be replaced by support for GLIBC 2.28 (manylinux_2_28; RHEL8; Rocky Linux 8).
+
+## New features
+
+* Add datatypes GEOM_WKB and GEOM_WKT. [#4640](https://github.com/TileDB-Inc/TileDB/pull/4640)
+
+## TileDB backend API support:
+
+* Query Plan REST support. [#4519](https://github.com/TileDB-Inc/TileDB/pull/4519)
+* Consolidation Plan REST support. [#4537](https://github.com/TileDB-Inc/TileDB/pull/4537)
+
+## Improvements
+
+* Optimize sparse reads when full non empty domain is requested. [#4710](https://github.com/TileDB-Inc/TileDB/pull/4710)
+* Lazily initialize the Azure SDK client. [#4703](https://github.com/TileDB-Inc/TileDB/pull/4703)
+* Remove QueryCondition requirement for Enumeration values to be valid. [#4707](https://github.com/TileDB-Inc/TileDB/pull/4707)
+* Convert dimension function pointer members to subclass methods. [#4774](https://github.com/TileDB-Inc/TileDB/pull/4774)
+* Implement dense dimension aggregates. [#4801](https://github.com/TileDB-Inc/TileDB/pull/4801)
+
+## Defects removed
+
+* Fix documentation of `Subarray::set_config` to match `tiledb_subarray_set_config`. [#4672](https://github.com/TileDB-Inc/TileDB/pull/4672)
+* Fix stats bug in StorageManager. [#4708](https://github.com/TileDB-Inc/TileDB/pull/4708)
+* Add explicit casts to fix compile errors. [#4712](https://github.com/TileDB-Inc/TileDB/pull/4712)
+* Fix bug with new minio behavior. [#4725](https://github.com/TileDB-Inc/TileDB/pull/4725)
+* Support reading V1 group details with explicit version in the name. [#4744](https://github.com/TileDB-Inc/TileDB/pull/4744)
+* Update crop_range to clamp to domain range. [#4781](https://github.com/TileDB-Inc/TileDB/pull/4781)
+* Fix segfault in ArraySchema::check. [#4787](https://github.com/TileDB-Inc/TileDB/pull/4787)
+* Fix crash in aggregates on dimensions. [#4794](https://github.com/TileDB-Inc/TileDB/pull/4794)
+* Fix defects with query channels. [#4786](https://github.com/TileDB-Inc/TileDB/pull/4786)
+* Remove trailing slash from `rest.server_address` configuration option. [#4790](https://github.com/TileDB-Inc/TileDB/pull/4790)
+* Provide a clear exception message when performing remote incomplete queries with aggregates. [#4798](https://github.com/TileDB-Inc/TileDB/pull/4798)
+
+## API changes
+
+### C API
+
+* Support VFS `ls_recursive` API for posix filesystem. [#4778](https://github.com/TileDB-Inc/TileDB/pull/4778)
+
+## Test only changes
+
+* Add unit_vfs to tests for windows/osx/linux. [#4748](https://github.com/TileDB-Inc/TileDB/pull/4748)
+
+## Build System Changes
+
+* Update vcpkg version baseline to https://github.com/microsoft/vcpkg/commit/72010900b7cee36cea77aebb97695095c9358eaf. [#4553](https://github.com/TileDB-Inc/TileDB/pull/4553)
+* Add vcpkg triplets for RelWithDebInfo. [#4669](https://github.com/TileDB-Inc/TileDB/pull/4669)
+* Reintroduce the `TILEDB_STATIC` option under a deprecation warning. [#4732](https://github.com/TileDB-Inc/TileDB/pull/4732)
+* Fix linker errors when building with MSVC. [#4759](https://github.com/TileDB-Inc/TileDB/pull/4759)
+* CPack in Release Workflow. [#4694](https://github.com/TileDB-Inc/TileDB/pull/4694)
+* Single release CMake file that contains all required links/hashes. [#4631](https://github.com/TileDB-Inc/TileDB/pull/4631)
+* Improve build performance when GCS is enabled. [#4777](https://github.com/TileDB-Inc/TileDB/pull/4777)
+* Fix compiling unit tests when HDFS is enabled. [#4795](https://github.com/TileDB-Inc/TileDB/pull/4795)
+* Update libmagic to version 5.45. [#4673](https://github.com/TileDB-Inc/TileDB/pull/4673)
+* Add CPack support to CMakeLists.txt. [#4645](https://github.com/TileDB-Inc/TileDB/pull/4645)
+
 # TileDB v2.20.0 Release Notes
 
 ## Breaking behavior