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Apache Kylin 1.5.4 正式发布了。
该版本包括漏洞修复，增强功能以及新的功能。它是 V1.5.3 改进版。升级之后，你仍然需要更新协处理器，点击查看如何更新协处理器
更新内容：
新特性
[KYLIN-1732] - Support Window Function
[KYLIN-1767] - UI for TopN: specify encoding and multiple “group by”
[KYLIN-1849] - Search cube by name in Web UI
[KYLIN-1908] - Collect Metrics to JMX
[KYLIN-1921] - Support Grouping Funtions
[KYLIN-1964] - Add a companion tool of CubeMetaExtractor for cube importing
Bug修复
[KYLIN-962] - [UI] Cube Designer can’t drag rowkey normally
[KYLIN-1194] - Filter(CubeName) on Jobs/Monitor page works only once
[KYLIN-1488] - When modifying a model, Save after deleting a lookup table. The internal error will pop up.
[KYLIN-1760] - Save query hits org.apache.hadoop.hbase.TableNotFoundException: kylin_metadata_user
[KYLIN-1808] - unload non existing table cause NPE
[KYLIN-1834] - java.lang.IllegalArgumentException: Value not exists! - in Step 4 - Build Dimension Dictionary
[KYLIN-1883] - Consensus Problem when running the tool, MetadataCleanupJob
[KYLIN-1889] - Didn’t deal with the failure of renaming folder in hdfs when running the tool CubeMigrationCLI
[KYLIN-1929] - Error to load slow query in “Monitor” page for non-admin user
[KYLIN-1933] - Deploy in cluster mode, the “query” node report “scheduler has not been started” every second
[KYLIN-1934] - ‘Value not exist’ During Cube Merging Caused by Empty Dict
[KYLIN-1939] - Linkage error while executing any queries
[KYLIN-1942] - Models are missing after change project’s name
[KYLIN-1953] - Error handling for diagnosis
[KYLIN-1956] - Can’t query from child cube of a hybrid cube after its status changed from disabled to enabled
[KYLIN-1961] - Project name is always constant instead of real project name in email notification
[KYLIN-1970] - System Menu UI ACL issue
[KYLIN-1972] - Access denied when query seek to hybrid
[KYLIN-1973] - java.lang.NegativeArraySizeException when Build Dimension Dictionary
[KYLIN-1982] - CubeMigrationCLI: associate model with project
[KYLIN-1986] - CubeMigrationCLI: make global dictionary unique
[KYLIN-1992] - Clear ThreadLocal Contexts when query failed before scaning HBase
[KYLIN-1996] - Keep original column order when designing cube
[KYLIN-1998] - Job engine lock is not release at shutdown
[KYLIN-2003] - error start time at query result page
[KYLIN-2005] - Move all storage side behavior hints to GTScanRequest
改进
[KYLIN-672] - Add Env and Project Info in job email notification
[KYLIN-1702] - The Key of the Snapshot to the related lookup table may be not informative
[KYLIN-1855] - Should exclude those joins in whose related lookup tables no dimensions are used in cube
[KYLIN-1858] - Remove all InvertedIndex(Streaming purpose) related codes and tests
[KYLIN-1866] - Add tip for field at ‘Add Streaming’ table page.
[KYLIN-1867] - Upgrade dependency libraries
[KYLIN-1874] - Make roaring bitmap version determined
[KYLIN-1898] - Upgrade to Avatica 1.8 or higher
[KYLIN-1904] - WebUI for GlobalDictionary
[KYLIN-1906] - Add more comments and default value for kylin.properties
[KYLIN-1910] - Support Separate HBase Cluster with NN HA and Kerberos Authentication
[KYLIN-1920] - Add view CubeInstance json function
[KYLIN-1922] - Improve the logic to decide whether to pre aggregate on Region server
[KYLIN-1923] - Add access controller to query
[KYLIN-1924] - Region server metrics: replace int type for long type for scanned row count
[KYLIN-1925] - Do not allow cross project clone for cube
[KYLIN-1926] - Loosen the constraint on FK-PK data type matching
[KYLIN-1936] - Improve enable limit logic (exactAggregation is too strict)
[KYLIN-1940] - Add owner for DataModel
[KYLIN-1941] - Show submitter for slow query
[KYLIN-1954] - BuildInFunctionTransformer should be executed per CubeSegmentScanner
[KYLIN-1963] - Delegate the loading of certain package (like slf4j) to tomcat’s parent classloader
[KYLIN-1965] - Check duplicated measure name
[KYLIN-1966] - Refactor IJoinedFlatTableDesc
[KYLIN-1979] - Move hackNoGroupByAggregation to cube-based storage implementations
[KYLIN-1984] - Don’t use compression in packaging configuration
[KYLIN-1985] - SnapshotTable should only keep the columns described in tableDesc
[KYLIN-1997] - Add pivot feature back in query result page
[KYLIN-2004] - Make the creating intermediate hive table steps configurable (two options)
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