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Release Note 3.0.1 #39570
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行为变更优化器
查询执行
存储
新特性任务调度
存算分离Lakehouse
异步物化视图查询执行
半结构化数据管理
其他改进存储
存算分离
Lakehouse
异步物化视图
MySQL 兼容性查询优化器
查询执行
半结构化数据管理
其他
缺陷修复升级
导入
存储备份与恢复Compaction(合并)
MOW Unique Key(MOW 唯一键)
其他:
存算分离
Lakehouse
MySQL 兼容性
异步物化视图
同步物化视图查询优化器
查询执行
半结构化数据管理
其他 |
Thanks all who contribute to this release: 133tosakarin 924060929 AshinGau Baymine BePPPower BiteTheDDDDt ByteYue CalvinKirs Ceng23333 DarvenDuan FreeOnePlus Gabriel39 HappenLee JNSimba Jibing-Li KassieZ Lchangliang LiBinfeng-01 Mryange SWJTU-ZhangLei TangSiyang2001 Tech-Circle-48 Vallishp Yukang-Lian Yulei-Yang airborne12 amorynan bobhan1 cambyzju cjj2010 csun5285 dataroaring deardeng eldenmoon englefly feiniaofeiafei felixwluo freemandealer gavinchou ghkang98 hello-stephen hubgeter hust-hhb jacktengg kaijchen kaka11chen keanji-x liaoxin01 liutang123 luwei16 luzhijing lxr599 morningman morrySnow mrhhsg mymeiyi platoneko qidaye qzsee seawinde shuke987 sollhui starocean999 suxiaogang223 w41ter wangbo wangshuo128 whutpencil wsjz wuwenchi wyxxxcat xiaokang xiedeyantu xinyiZzz xy720 xzj7019 yagagagaga yiguolei yujun777 z404289981 zclllyybb zddr zfr9527 zhangbutao zhangstar333 zhannngchen zhiqiang-hhhh zjj zy-kkk zzzxl1993 |
Lakehouse: Optimized the read logic for Hudi snapshot reads, returning an empty set when the snapshot is empty, consistent with Spark behavior. #37702Is the expression about the hudi query type changed to this way? |
Behavior Changes
Query Optimizer
use_max_length_of_varchar_in_ctas
to control the length behavior of VARCHAR type when executingCREATE TABLE AS SELECT
(CTAS) operations. #37069Query Execution
Storage
trash_file_expire_time_sec
has been changed from 86400 seconds to 0 seconds, which means that if files are deleted by mistake and the FE trash is cleared, the data cannot be recovered.enable_mow_delete_on_delete_predicate
(introduced in version 3.0.0) has been renamed toenable_mow_light_delete
.New Features
Job Scheduling
Compute-Storage Decoupled
Lakehouse
serde_dialect
to set the output format for complex types. #37039Asynchronous Materialized Views
Query Execution
Semi-Structured Data Management
nested
orobject
types in Elasticsearch to the JSON type in Doris. #37101MULTI_MATCH
function, which supports matching keywords across multiple fields and can leverage inverted indexes to accelerate searches. #37722explode_json_object
function, which can unfold objects in JSON data into multiple rows. #36887MATCH_PHRASE
support for positive slop, e.g.,msg MATCH_PHRASE 'a b 2+'
can match instances containing words a and b with a slop of no more than two, and a preceding b; regular slop without the final+
does not guarantee this order. #36356Other
skip_audit_user_list
, where user operations specified in this configuration will not be recorded in the audit log. #38310Improvements
Storage
delete bitmap cache
. #38761Compute-Storage Decoupled
Lakehouse
enable_count_push_down_for_external_table
to control whether to enablecount(*)
pushdown optimization for external tables. #37046Asynchronous Materialized Views
MySQL Compatibility
/*+ func(value) */
. #37720Query Optimizer
date_trunc
ordate
function. #38025 #38743Query Execution
aes_encrypt
/decrypt
functions for constant types. #37194json_extract
function for constant data. #36927ParseUrl
function for constant data. #36882Semi-Structured Data Management
enable_create_bitmap_index_as_inverted_index
set to true by default. #36692replace_if_not_null
for AGG tables. #38304support_phrase
option is now automatically enabled to acceleratematch_phrase
series phrase queries. #37949Other
information_schema.processlist
to show all FE. #38701atamask
androwpolicy
to accelerate query efficiency. #37723Bug Fixes
Upgrade
mtmv load
fails during upgrade from version 2.1. #38799null_type
cannot be found during the upgrade to version 2.1. #39373Load
delete bitmap lock
errors. #37600show routine load
returns empty results. #38199Storage
Backup and Restoration
Compaction
MOW Unique Key
Other
bucket = 0
in table creation statements under the new optimizer. #38971int32
overflow issue in inverted index files. #38891Compute-Storage Decoupled
show create table
might display thefile_cache_ttl_seconds
attribute twice. #38052-230
error. #37625show load
with conditions did not perform correct analysis. #37656show streamload
in compute-storage decoupled mode caused BE coredump. #37903copy into
did not correctly verify column names in strict mode. #37650getVersionUpdateTimeMs
. #38074Lakehouse
MySQL Compatibility
Asynchronous Materialized Views
Synchronous Materialized Views
Query Optimizer
str_to_date
performs incorrect constant folding calculations on DATEV1 types. #37360char(0)/varchar(0)
when creating a table. #38427char(255) toSql
. #37340agg_state
type might lead to planning errors. #37489Query Execution
width_bucket
function returned incorrect results. #37892foreach
function. #37349bitmap union
calculations. #37816jemalloc cache memory tracker
. #37464enable_stacktrace
configuration option, allowing users to control whether exception stacks are output in BE logs. #37713enable_parallel_result_sink
was set to false. #37779round
function on DECIMAL128 types. #37733, #38106sleep
function. #37681MULTI_MATCH_ANY
function. #37959insert overwrite auto partition
. #38103convert_tz
function returned incorrect results. #37358, #38764collect_set
function with window functions. #38234percentile_approx
during rolling upgrades. #39321mod
function when encountering abnormal input. #37999conv
function. #38001json_replace
function returned incorrect types. #3701percentile
aggregation function. #37330histogram
function were unstable. #38608Semi-Structured Data Management
array_range
andarray_with_const
functions when dealing with large data volumes. #38284 #37495MATCH
function matches an empty string without an index. #37947row_store_page_size
after FE restart. #38240Other
alter_priv
permission on the base table when creating a synchronized materialized view. #38011The text was updated successfully, but these errors were encountered: