{ ‘title’: ‘Apache Doris 2.0.8 just released’, ‘description’: ‘Thanks to our community users and developers, about 65 improvements and bug fixes have been made in Doris 2.0.8 version.’, ‘date’: ‘2024-04-09’, ‘author’: ‘Apache Doris’, ‘tags’: [‘Release Notes’], “image”: ‘/images/2.0.8.png’ }

Thanks to our community users and developers, about 65 improvements and bug fixes have been made in Doris 2.0.8 version.

Behavior changes

The ADMIN SHOW statement can not be executed with high version of MySQL 8.x jdbc driver. So rename these statement, remove the ADMIN keywords.

ADMIN SHOW CONFIG -> SHOW CONFIG
ADMIN SHOW REPLICA -> SHOW REPLICA
ADMIN DIAGNOSE TABLET -> SHOW TABLET DIAGNOSIS
ADMIN SHOW TABLET -> SHOW TABLET

New features

N/A

Improvement

  • Make Inverted Index work with TopN opt in Nereids

  • Limit the max string length to 1024 while collecting column stats to control BE memory usage

  • JDBC Catalog close when JDBC client is not empty

  • Accept all Iceberg database and do not check the name format of database

  • Refresh external table's rowcount async to avoid cache miss and unstable query plan

  • Simplify the isSplitable method of hive external table to avoid too many hadoop metrics

See the complete list of improvements and bug fixes on GitHub .

Credits

Thanks all who contribute to this release:

924060929, AcKing-Sam, amorynan, AshinGau, BePPPower, BiteTheDDDDt, ByteYue, cambyzju, dongsilun, eldenmoon, feiniaofeiafei, gnehil, Jibing-Li, liaoxin01, luwei16, morningman, morrySnow, mrhhsg, Mryange, nextdreamblue, platoneko, starocean999, SWJTU-ZhangLei, wuwenchi, xiaokang, xinyiZzz, Yukang-Lian, Yulei-Yang, zclllyybb, zddr, zhangstar333, zhiqiang-hhhh, ziyanTOP, zy-kkk, zzzxl1993