Hi Mingyu Chen I will merge those prs to this release 陈明雨 <morning...@163.com> 于2021年2月14日周日 下午4:40写道：
> I think the following PRs need to be merged into branch-0.14 > before releasing: > > > #5388 [Docs] Reorder docs index in sidebar > #5378 [Bug] Fix NPE when replaying modify table property > #5377 [FE] Fix overflow in RuntimeProfile.sortChildren. > #5363 [Doris on ES] Fix bug when ES field value is null > #5365 [Doc]: correct wrong num in create table help doc > > > > > -- > > 此致！Best Regards > 陈明雨 Mingyu Chen > > Email: > chenmin...@apache.org > > > > > > 在 2021-02-09 16:11:00，"ling miao" <lingm...@apache.org> 写道： > >Hi Zhengguo, > > > >I have no problem here ~ > > > >Ling Miao > > > >寒江雪 <yangz...@gmail.com> 于2021年2月9日周二 上午11:41写道： > > > >> HI Ling > >> I have check the pr list this morning， there is no critical bug in > master > >> ，and I have create branch-0.14 synced with master > >> > >> ling miao <lingm...@apache.org> 于2021年2月9日周二 上午11:23写道： > >> > >> > Hi zhengguo, > >> > > >> > I look forward to the release of the new version. > >> > I think there are some bug fixes in our pr list. Do you want to check > >> which > >> > ones need to be incorporated during this release? > >> > > >> > Ling Miao > >> > > >> > 寒江雪 <yangz...@gmail.com> 于2021年2月9日周二 上午10:00写道： > >> > > >> > > Hi all: > >> > > Since the release of 0.13, Apache Doris (incubating) contains > >> > around > >> > > 390 new features, bug fixes, performance enhancements, documentation > >> > > improvements, code refactors from 60+ contributors. > >> > > Now we are ready to release Apache Doris (incubating) 0.14.0. > I > >> > will > >> > > be the release manager of this version. This release is expected to > >> > > include the following content: > >> > > > >> > > # New Feature > >> > > > >> > > ### Import and delete > >> > > > >> > > Support to delete multiple pieces of data at one time through the > >> import > >> > > method to avoid performance degradation caused by multiple > deletions. > >> For > >> > > tables of the UniqueKey model, support to specify the Sequence > column > >> > when > >> > > importing. Doris will judge the sequence of the data according to > the > >> > value > >> > > of the Sequence column to ensure that the data is imported Time > order > >> > > [#4310] [#4256] > >> > > > >> > > ### Support database backup > >> > > > >> > > The support in the backup stmt specifies the backup content > (metadata > >> and > >> > > data). > >> > > Support exclude backup and restore some tables in stmt. When > backing up > >> > the > >> > > entire database, you can exclude some very large and unimportant > >> tables. > >> > > Supports backing up and restoring the entire database instead of > >> > declaring > >> > > each table name in the backup and restore statement. > >> > > > >> > > [#5314] > >> > > > >> > > ### ODBC external table support > >> > > > >> > > Support access to external tables such as MySQL, postgresql, Oracle, > >> etc. > >> > > through ODBC protocol > >> > > > >> > > [#4798] [#4438] [#4559] [#4699] > >> > > > >> > > ### Support SQL level and Partition level result Cache > >> > > > >> > > Support for caching query results to improve the efficiency of > repeated > >> > > queries, support SQL-level and Partition-level results Cache [#4330] > >> > > > >> > > ### Built-in functions > >> > > > >> > > - Support bitmap_xor function [#5098] > >> > > - Add replace() function [#4347] > >> > > - Add the time_round function to support time alignment according to > >> > > multiple time granularities [#4640] > >> > > > >> > > ### FE interface and HTTP interface > >> > > > >> > > - The new FE UI interface can be enabled by setting the FE > >> configuration > >> > > item enable_http_server_v2 [#4684] > >> > > > >> > > - BE adds an http interface to show the distribution of all tablets > in > >> a > >> > > partition among different disks in a BE [#5096] > >> > > - BE adds an http interface to manually migrate a tablet to other > disks > >> > on > >> > > the same node [#5101] > >> > > - Support to modify the configuration items of FE and BE through > http, > >> > and > >> > > persist these modifications [#4704] > >> > > - > >> > > > >> > > ### Compatibility with MySQL > >> > > > >> > > - Added support for views table in the information_schema database > >> > [#4778] > >> > > - Added table_privileges, schema_privileges and user_privileges to > the > >> > > information_schema library for compatibility with certain MySQL > >> > > applications [#4899] > >> > > - A new statistic table is added to the information_schema > >> meta-database > >> > > for compatibility with some MySQL tools [#4991] > >> > > > >> > > ### Monitoring > >> > > > >> > > - BE added tablet-level monitoring indicators, including scanned > data > >> > > volume and row number, written data volume and row number, to help > >> locate > >> > > hot tablets [#4428] > >> > > > >> > > - BE added metrics to view the usage of various LRU caches [#4688] > >> > > > >> > > ### Table building related > >> > > > >> > > - Added CREATE TABLE LIKE statement to facilitate the creation of a > >> table > >> > > metadata copy [#4705] > >> > > - Support atomic replacement of two tables through replace statement > >> > > [#4669] > >> > > > >> > > ### Other > >> > > > >> > > - Support adding Optimizer Hints of type SET_VAR in the Select > >> statement > >> > to > >> > > set session variables [#4504] > >> > > > >> > > - Support to repair damaged tablets by filling in empty tablets > [#4255] > >> > > - Support Bucket Shuffle Join function (when the Join condition > column > >> > is a > >> > > subset of the table bucket column, the right table will be shuffled > to > >> > the > >> > > node where the data in the left table is located, which can > >> significantly > >> > > reduce the network overhead caused by Shuffle Join and improve query > >> > speed) > >> > > [# 4677] > >> > > - Support batch cancel import tasks through cancel load statement > >> [#4515] > >> > > - Add a Session variable to set whether to allow the partition > column > >> to > >> > be > >> > > NULL [#5013] > >> > > - Support TopN aggregation function [#4803] > >> > > - Support a new data balancing logic based on the number of > partitions > >> > and > >> > > buckets [#5010] > >> > > - Support creating indexes on the value column of unique table > [#5305] > >> > > > >> > > # Enhancement > >> > > > >> > > ### Performance improvement > >> > > > >> > > - Implemented a new compaction selection algorithm, providing lower > >> write > >> > > amplification and a more reasonable compaction strategy [#4212] > >> > > - Optimize bit operation efficiency in variable length coding > [#4366] > >> > > - Improve the execution efficiency of monery_format function [#4672] > >> > > - Optimize query execution plan: When the bucket column of the table > >> is a > >> > > subset of the GroupBy column in SQL, reduce the data shuffle step > >> [#4482] > >> > > - Improve the efficiency of column name search on BE [#4779] > >> > > - Improve the performance of the BE side LRU Cache [#4781] > >> > > - Optimized the tablet selection strategy of Compaction, reducing > the > >> > > number of invalid selections [#4964] > >> > > - Optimized the reading efficiency of Unique Key table [#4958] > >> > > - Optimized the memory usage of LoadJob on the FE side and reduced > the > >> > > memory overhead on the FE side [#4993] > >> > > - Reduce the lock granularity in FE metadata from Database level to > >> Table > >> > > level to support more fine-grained concurrent access to metadata > >> [#3775] > >> > > - Avoid unnecessary memory copy when creating hash table [#5301] > >> > > - Remove the path check when BE starts to speed up BE startup speed > >> > [#5268] > >> > > - Optimize the import performance of Json data [#5114] > >> > > > >> > > ### Functional improvements > >> > > > >> > > - SQL supports collate utf8_general_ci syntax to improve MySQL > syntax > >> > > compatibility [#4365] > >> > > - Improve the function of Batch delete, improve and optimize the > >> related > >> > > compaction process [#4425] > >> > > - Enhance the function of parse_url() function, support lowercase, > >> > support > >> > > parsing port [#4429] > >> > > - When SQL execution specifies the execution mode of join (Join > Hint), > >> > the > >> > > Colocation Join function will be disabled by default [#4497] > >> > > - Dynamic partition support hour level [#4514] > >> > > - HTTP interface on BE side supports gzip compression [#4533] > >> > > - Optimized the use of threads on the BE side [#4440] > >> > > - Optimize the checking process and error message of the rand() > >> function > >> > in > >> > > the query analysis stage [#4439] > >> > > - Optimize the compaction triggering and execution logic to better > >> limit > >> > > the resource overhead (mainly memory overhead) of the compaction > >> > operation, > >> > > and trigger the compaction operation more reasonably [#4670] > >> > > - Support pushing Limit conditions to ODBC/MySQL external tables > >> [#4707] > >> > > - Increase the limit on the number of tablet versions on the BE > side to > >> > > prevent excessive data versions from causing abnormal cluster load > >> > [#4687] > >> > > - When an RPC error occurs in a query, it can quickly return > specific > >> > error > >> > > information to prevent the query from being stuck [#4702] > >> > > - Support automatic mapping of count(distinct if(bool, bitmap, > null)) > >> to > >> > > bitmap_union_count function [#4201] > >> > > - Support set sql_mode = concat(@@sql_mode, "STRICT_TRANS_TABLES") > >> > > statement [#4359] > >> > > - Support all stream load features in multiload [#4717] > >> > > - Optimize BE’s strategy for selecting disks when creating tablets, > and > >> > use > >> > > the "two random choices" algorithm to ensure tablet copies are more > >> even > >> > > [#4373] > >> > > - When creating a materialized view, the bitmap_union aggregation > >> method > >> > > only supports integer columns, and hll_union does not support > decimal > >> > > columns [#4432] > >> > > - Optimize the log level of some FEs to avoid log writing becoming a > >> > > bottleneck [#4766] > >> > > - In the describe table statement, display the definition > expression of > >> > the > >> > > aggregate column of the materialized view [#4446] > >> > > - Support convert() function [#4364] > >> > > -Support cast (expr as signed/unsigned int) syntax to be > compatible > >> > > with MySQL ecology > >> > > -Add more columns to the information_schema.columns table to be > >> > > compatible with the MySQL ecosystem > >> > > - In Spark Load function, use yarn command line instead of > yarn-client > >> > API > >> > > to kill job or get job status [#4383] > >> > > - Persistence of stale rowset meta-information to ensure that this > >> > > information will not be lost after BE restarts [#4454] > >> > > - Return an error code in the schema change result to more clearly > >> inform > >> > > the user of the specific error [#4388] > >> > > - Optimize the rowset selection logic of some compactions to make > the > >> > > selection strategy more accurate [#5152] > >> > > - Optimize the Page Cache on the BE side, divide Page into data > cache > >> and > >> > > index cache [#5008] > >> > > - Optimized the accuracy of functions such as variance and standard > >> > > deviation on Decimal type [#4959] > >> > > - Optimized the processing logic of predicates pushed down to > ScanNode > >> to > >> > > avoid repeated filtering of predicate conditions at the query layer > and > >> > > improve query efficiency [#4999] > >> > > - Optimized the predicate push-down logic of Unique Key table, and > >> > supports > >> > > push-down the conditions of non-primary key columns [#5022] > >> > > - Support pushing down "not in" and "!=" to the storage layer to > >> improve > >> > > query efficiency [#5207] > >> > > - Support writing multiple memtables of a tablet in parallel during > >> > import. > >> > > Improve import efficiency [#5163] > >> > > - Optimize the creation logic of ZoneMap. When the number of rows > on a > >> > page > >> > > is too small, ZoneMap will not be created anymore [#5260] > >> > > - Added histogram monitoring indicator class on BE [#5148] > >> > > - When importing Parquet files, if there is a parsing error, the > >> specific > >> > > file name will be displayed in the error message [#4954] > >> > > - Optimize the creation logic of dynamic partitions, the table under > >> > > construction directly triggers the creation of dynamic partitions > >> [#5209] > >> > > - In the result of the SHOW BACKENDS command, display the real start > >> time > >> > > of BE [#4872] > >> > > - Support column names start with @ symbol, mainly used to support > >> > mapping > >> > > ES tables [#5006] > >> > > - Optimize the logic of the mapping and conversion relationship of > the > >> > > declared columns in the import statement to make the use more clear > >> > [#5140] > >> > > - Optimize the execution logic of colocation join to make the query > >> plan > >> > > more evenly executed on multiple BE nodes [#5104] > >> > > - Optimize the predicate pushdown logic, and support pushdown of is > >> null > >> > > and is not null to the storage engine [#5092] > >> > > - Optimize the BE node selection logic in bucket join [#5133] > >> > > - Support UDF in import operation [#4863] > >> > > > >> > > ### Other > >> > > > >> > > - Added support for IN Predicate in delete statement [#4404] > >> > > - Update the Dockerfile of the development image and add some new > >> > > dependencies [#4474] > >> > > - Fix various spelling errors in the code and documentation [#4714] > >> > [#4712] > >> > > [#4722] [#4723] [#4724] [#4725] [#4726] [#4727] > >> > > - Added two segment-related indicators in the OlapScanNode of the > query > >> > > profile to display the total number of segments and the number of > >> > filtered > >> > > segments [#4348] > >> > > - Add batch delete function description document [#4435] > >> > > - Added Spark Load syntax manual [#4463] > >> > > - Added the display of cumulative compaction strategy name and > rowset > >> > data > >> > > size in BE's /api/compaction/show API [#4466] > >> > > - Redirect the Spark Launcher log in Spark Load to a separate log > file > >> > for > >> > > easy viewing [#4470] > >> > > - The BE configuration item streaming_load_max_batch_size_mb was > >> renamed > >> > > streaming_load_json_max_mb to make its meaning more clear [#4791] > >> > > - Adjust the default value of the FE configuration item > >> > > thrift_client_timeout_ms to solve the problem of too long access to > the > >> > > information_schema library [#4808] > >> > > - CPU or memory sampling of BE process is supported on BE web page > to > >> > > facilitate performance debugging [#4632] > >> > > - Extend the data slicing balance class on the FE side, so that it > can > >> > > extend more balance logic [#4771] > >> > > - The reorganized OLAP_SCAN_NODE profile information makes the > profile > >> > > clearer and easier to read [#4825] > >> > > - Added monitoring indicators on the BE side to monitor cancelled > Query > >> > > Fragment [#4862] > >> > > - Reorganized the profile information of HASH_JOIN_NODE, > >> CROSS_JOIN_NODE, > >> > > UNION_NODE, ANALYTIC_EVAL_NODE to make the Profile more clear and > easy > >> to > >> > > read [#4878] > >> > > - Modify the default value of > >> > > query_colocate_join_memory_limit_penalty_factor to 1 to ensure that > the > >> > > default memory limit of the execution plan fragment is consistent > with > >> > the > >> > > user setting during the colocation join operation [#4895] > >> > > - Added consideration of tablet scanning frequency in the selection > of > >> > > compaction strategy on the BE side [#4837] > >> > > - Optimize the strategy of sending Query Fragments and reduce the > >> number > >> > of > >> > > sending public attributes to improve query plan scheduling > performance > >> > > [#4904] > >> > > - Optimized the accuracy of load statistics for unavailable nodes > when > >> > the > >> > > query scheduler is scheduling query plans [#4914] > >> > > - Add the code version information of the FE node in the result of > the > >> > SHOW > >> > > FRONTENDS statement [#4943] > >> > > - Support more column type conversion, such as support conversion > from > >> > CHAR > >> > > to numeric type, etc. [#4938] > >> > > - Import function to identify complex types in Parquet files [#4968] > >> > > - In the BE monitoring indicators, increase the monitoring of used > >> > permits > >> > > and waiting permits in the compaction logic [#4893] > >> > > - Optimize the execution time of BE single test [#5131] > >> > > - Added more JVM-related monitoring items on the FE side [#5112] > >> > > - Add a session variable to control the timeout period for the > >> > transaction > >> > > to take effect in the insert operation [#5170] > >> > > - Optimize the logic of selecting scan nodes for query execution > plans, > >> > and > >> > > consider all ScanNode nodes in a query [#4984] > >> > > - Add more system monitoring indicators for FE nodes [#5149] > >> > > - Use of VLOG in unified BE code [#5264] > >> > > > >> > > # Other > >> > > > >> > > - Add some non-Apache protocol code protocol declarations to the > NOTICE > >> > > file [#4831] > >> > > > >> > > - Reformatted the code of BE using clang-format [#4965] > >> > > > >> > > - Added clang-format checking and formatting scripts to unify the > C++ > >> > code > >> > > style of BE before submission [#4934] > >> > > > >> > > - The third-party library adds the AWS S3 SDK, which can be used to > >> > > directly read the data in the object storage through the SDK [#5234] > >> > > > >> > > - Fixed some issues related to License: [#4371] > >> > > > >> > > 1. The dependencies of the two third-party libraries, MySQL > client > >> > and > >> > > LZO, will no longer be enabled in the default compilation options. > If > >> > users > >> > > need MySQL external table function, they need to turn it on > >> > > > >> > > 2. Removed the js and css code in the code library and > introduced > >> it > >> > in > >> > > the form of a third-party library dependency > >> > > > >> > > - Updated the Docker development environment image build-env-1.2 > >> > > > >> > > - Updated the compilation method of the UnixODBC tripartite > library, so > >> > > that the BE process no longer depends on the libltdl.so dynamic > library > >> > of > >> > > the system when it is running > >> > > > >> > > - Added third-party UDF to support more efficient set calculation of > >> > > orthogonal bitmap data [#4198] > >> > > > >> > > - Added UnixODBC third-party library dependency to support ODBC > >> external > >> > > table function [#4377] > >> > > > >> > > # API Change > >> > > > >> > > - Prohibit the creation of segment v1 tables [#4913] > >> > > - Rename the configuration item `streaming_load_max_batch_size_mb` > to > >> > > `streaming_load_json_max_mb` [#4791] > >> > > - Support column reference passing in column definition of load > >> statement > >> > > [#5140] > >> > > - Support creating indexes on the value column of unique table > [#5305] > >> > > - Support atomic replacement of two tables through replace statement > >> > > [#4669] > >> > > - Support CREATE TABLE LIKE statement > >> > > > >> > > To get more details please refers to ISSUE > >> > > https://github.com/apache/incubator-doris/issues/5374 > >> > > If you have any important feature that are in progress or not > >> > merged > >> > > into the master and related to version 0.14, please reply to me by > >> email. > >> > > > >> > > >> >
