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TileDB v2.4.0 Release Notes

  • Disk Format

    • Store array schemas under __schema directory #2258

    🆕 New features

    • 🏁 Perform early audit for acceptable aws sdk windows path length #2260
    • 👌 Support setting via config s3 BucketCannedACL and ObjectCannedACL via SetACL() methods #2383
    • ⚡️ Update spdlog dependency to 1.9.0 fixing c++17 compatibility and general improvements #1973
    • ➕ Added Azure SAS token config support and new config option #2420
    • Load all array schemas in storage manager and pass the appropriate schema pointer to each fragment #2415
    • First revision of the Interval class #2417
    • Add tiledb_schema_evolution_t and new apis for schema evolution #2426
    • ➕ Add ArraySchemaEvolution to cpp_api and its unit tests are also added. #2462
    • ➕ Add c and cpp api functions for getting the array schema of a fragment #2468
    • ➕ Add capnp serialization and rest support for array schema evolution objects #2467

    👌 Improvements

    • encryption_key and encryption_type parameters have been added to the config; internal APIs now use these parameters to set the key. #2245
    • 🎉 Initial read refactor #2374
    • Create class ByteVecValue from typedef #2368
    • Encapsulate spdlog.h #2396
    • 🚀 Update OSX target to 10.14 for release artifacts #2401
    • ➕ Add nullable (and unordered, nullable) support to the smoke test. #2405
    • 🎉 Initial sparse global order reader #2395
    • Remove sm.sub_partitioner_memory_budget #2402
    • ⚡️ Update the markdown documents for our new version of array schemas #2416
    • 📜 Sparse global order reader: no more result cell slab copy. #2411
    • 📜 Sparse global order reader: initial memory budget improvements. #2413
    • 📜 Optimization of result cell slabs generation for sparse global order reader. #2414
    • ✂ Remove selective unfiltering. #2410
    • ⚡️ Updated Azure Storage Lite SDK to 0.3.0 #2419
    • 📜 Respect memory budget for sparse global order reader. #2425
    • 👉 Use newer Azure patch for all platforms to solve missing header error #2433
    • increased diag output for differences reported by tiledb_unit (some of which may be reasonable) #2437
    • Adjustments to schema evolution new attribute reads #2484
    • 🔄 Change Quickstart link in readthedocs/doxygen index.rst #2448
    • 🎉 Initial sparse unordered with duplicates reader. #2441
    • ➕ Add calls to malloc_trim on context and query destruction linux to potentially reduce idle memory usage #2443
    • ➕ Add logger internals for std::string and std::stringstream for developer convenience #2454
    • 👍 Allow empty attribute writes. #2461
    • 🔨 Refactored readers: serialization. #2458
    • 👍 Allow null data pointers for writes. #2481
    • ⚡️ Update backwards compatibility arrays for 2.3.0 #2487

    🗄 Deprecations

    🐛 Bug fixes

    • 🛠 Fix to correctly apply capnproto create_symlink avoidance patch #2264
    • The bug for calculating max_size_validity for var_size attribute caused incomplete query #2266
    • Always run ASAN with matching compiler versions #2277
    • 🛠 Fix some loop bounds that reference non-existent elements #2282
    • Treating std::vector like an array; accessing an element that is not present to get its address. #2276
    • 🛠 Fix buffer arguments in unit-curl.cc #2287
    • Stop loop iterations within limits of vector being initialized. #2320
    • 🏗 Modify FindCurl_EP.cmake to work for WIN32 -EnableDebug builds #2319
    • 🛠 Fixing test failure because of an uninitialized buffer. #2386
    • 🔄 Change a condition that assumed MSVC was the only compiler for WIN32 #2388
    • Fix defects in buffer classes: read, set_offset, advance_offset #2342
    • 👉 Use CHECK_SAFE() to avoid multi-threaded conflict #2394
    • 👉 Use tiledb _SAFE() items when overlapping threads may invoke code #2418
    • 🔄 Changes to address issues with default string dimension ranges in query #2436
    • Only set cmake policy CMP0076 if cmake version in use knows about it #2463
    • 🛠 Fix handling curl REST request having all data in single call back #2485
    • Write queries should post start/end timestamps for REST arrays #2492

    API additions

    • Introduce new tiledb_experimental.h c-api header for new feature that don't have a stabilized api yet #2453
    • Introduce new tiledb_experimental cpp-api header for new feature that don't have a stabilized api yet #2453

    C API

    • 🔨 Refactoring [get/set]_buffer APIs #2315
    • Add tiledb_fragment_info_get_array_schema functions for getting the array schema of a fragment #2468
    • Add tiledb_schema_evolution_t and new apis for schema evolution #2426

    C++ API

    • 🔨 Refactoring [get/set]_buffer APIs #2399
    • ➕ Add FragmentInfo::array_schema functions for getting the array schema of a fragment #2468
    • ➕ Add ArraySchemaEvolution to cpp_api and its unit tests are also added. #2462