From f56037a72ca08285f89b737a96885d7e0c68a34c Mon Sep 17 00:00:00 2001 From: Costin V Cozianu Date: Fri, 25 Feb 2022 09:43:11 -0800 Subject: [PATCH] Add release notes for 0.271 --- presto-docs/src/main/sphinx/release.rst | 1 + .../src/main/sphinx/release/release-0.271.rst | 33 +++++++++++++++++++ 2 files changed, 34 insertions(+) create mode 100644 presto-docs/src/main/sphinx/release/release-0.271.rst diff --git a/presto-docs/src/main/sphinx/release.rst b/presto-docs/src/main/sphinx/release.rst index 722f48e557088..f6d73bdedc6a9 100644 --- a/presto-docs/src/main/sphinx/release.rst +++ b/presto-docs/src/main/sphinx/release.rst @@ -5,6 +5,7 @@ Release Notes .. toctree:: :maxdepth: 1 + release/release-0.271 release/release-0.270 release/release-0.269 release/release-0.268 diff --git a/presto-docs/src/main/sphinx/release/release-0.271.rst b/presto-docs/src/main/sphinx/release/release-0.271.rst new file mode 100644 index 0000000000000..e3b0af19d4c11 --- /dev/null +++ b/presto-docs/src/main/sphinx/release/release-0.271.rst @@ -0,0 +1,33 @@ +============= +Release 0.271 +============= + +**Highlights** +============== + +**Details** +=========== + +General Changes +_______________ +* Fix reorder joins optimization where plan might not be optimal when original build side is larger than configured ``join-max-broadcast-table-size``. +* Add a new configuration property ``experimental.distinct-aggregation-large-block-size-threshold`` to define the threshold size beyond which the block will be spilled into a separate spill file. This can be overridden by ``distinct_aggregation_large_block_size_threshold`` session property. +* Add a new configuration property ``experimental.distinct-aggregation-large-block-spill-enabled`` to enable spilling of blocks that are larger than ``experimental.distinct-aggregation-large-block-size-threshold`` bytes into a separate spill file. This can be overridden by ``distinct_aggregation_large_block_spill_enabled`` session property. +* Add support for viewing expanded prepared query in Web UI. +* Test and fix cast from bigint to varchar. + +Hive Changes +____________ +* Fix ANALYZE TABLE for partitioned Hive tables with complex columns (array, map, struct). +* Improve performance of ANALYZE TABLE on hive tables with complex columns. + +Iceberg Changes +_______________ +* Remove the iceberg.catalog.uri config. Use hive.metastore.uri instead. +* Support ORC format caching module for iceberg connector. +* Support basic timestamp in the iceberg connector. + +**Credits** +=========== + +Abhishek Aggarwal, Amit Dutta, Arjun Gupta, Arunachalam Thirupathi, Beinan, Chunxu Tang, James Petty, James Sun, JySongWithZhangCe, Masha Basmanova, Mayank Garg, Neerad Somanchi, Otakar Trunecek, Pranjal Shankhdhar, Rebecca Schlussel, Rongrong Zhong, Sergii Druzkin, Shashwat Arghode, Swapnil Tailor, Timothy Meehan, Zitong Wei, abhiseksaikia, ericyuliu, mengdilin, singcha, v-jizhang