10.0.x Release Notes

INFO

Within these release notes Datameer provides information and resolutions on improvements, bug fixes, and visual changes for 10.0.x maintenance release versions.

Visit Datameer's Help Center for additional information or contact your customer service representative.

Datameer 10.0.2

Improvements

1	Tableau Hyper Export: correct libstdc++ library version loading	DAP-39115
	Datameer now injects the path to Tableau's native libraries into LD_LIBRARY_PATH for Tez environments when Tableau Server Datastores are used. This can be controlled via the custom property: das.tableau.hyper.native-library-path-injection={true \| false}

2	FileSplitter & InternalDatameerFileSplitter should use Hadoop FileSystem#listLocatedFileStatus for performance reasons	DAP-39516
	Datameer now shows improved performance when large numbers of files get imported via an import job or Datalink.

3	Add Support for Cloudera CDH 6.3.2	DAP-39657
	Datameer now supports Cloudera CDH 6.3.2.

4	Add Support for Amazon EMR 5.28.0	DAP-39695
	Datameer now supports Amazon EMR 5.28.0.

Bug fixes

1	Workbook: Context menu doesn't popup on double click on a value sometimes	DAP-38301
	The context menu is opened when a workbook record entry gets double-clicked.	Bug fixed.

2	JDBC Connection Fails Due to Hardcoded Unicode Property	DAP-38958
	The definition of 'useUnicode', 'characterEncoding' and 'charSet' as optional parameters for JDBC based connections is now allowed. The checkbox 'Enable Character Encoding' is now visible in the UI.	Bug fixed

3	Admin page: Plug-ins can not be paused or disabled in Firefox version 69.0	DAP-39398
	A plug-in now can be paused, deleted and restarted again when using Firefox version 69.0 as web browser.	Bug fixed

4	Workbook: Buttons are enabled in File Browser Dialog when they shouldn't	DAP-39495
	Datameer now ensures that the 'Add Data' button, 'Exchange Data' button and 'Open Workbook' are enabled in the correct context only.	Bug fixed

5	Workbook: When the 'Add Data' dialog is shown for a new workbook, it is not modal	DAP-39510
	The 'Add Data' dialog is now modal.	Bug fixed

6	Incorrect Daylight Saving Time (DST) related date value conversion during Hive import	DAP-39569
	Datameer now properly handles DST related conversions while importing data values from Hive.	Bug fixed

7	HDFS BlockLocations topology paths lost when converting BlockLocation into FileBlockLocation	DAP-39581
	TopologyAwareAlgorithm now can optimize split combine operations depending on the data locality.	Bug fixed

8	Workbook: Renaming the source column of an Encoding sheet leads to an error if submitted by sheet switch	DAP-39622
	Renaming of a workbook column is handled when doing a sheet switch.	Bug fixed

9	Workbook: Jump to Column does not work correctly	DAP-39655
	The correct workbook column position is recognized when using 'Jump to Column' dialog.	Bug fixed

10	Hardcoded Docu links should point to docu space configured in default.properties ('docu.url' )	DAP-39693
	Documentation links within Datameer now point to the correct page within the Datameer user documentation.	Bug fixed

Datameer 10.0.1

Improvements

1	Remember previous column position when switching sheets in a workbook	DAP-22392
	After switching sheets or opening other workbooks, Datameer now switches back to the workbook sheet, row and column you were previously on.

2	File browser: show clickable links in dependency graph	DAP-38886
	When a node representing a Datameer artifact is clicked in the dependency graph the file browser navigates to the folder in which the artifact is stored.

3	Improve record encoding for Datameer's Big Integer and Big Decimal to be Hive compatible	DAP-39367
	Newly written and synced Parquet files are now compatible with and readable by Hive.

4	Housekeeping Service: encapsulate each Housekeeping task in its own exception handling.	DAP-39506
	Each Housekeeping task now encapsulates its own exception handling.

5	Optimize multimap value removal code in CombineOnlyDataLocalAlgorithm	DAP-39565
	Combining splits performance has been improved especially for a large number of splits to combine.

Bug fixes

1	Scheduled jobs remain indefinitely in the processing queue if the Kerberos password is changed	DAP-39474
	A scheduled job occurring between a Kerberos password change no longer blocks the processing queue.	Bug fixed

2	Hot deployment of a plug-in fails if the plug-in contains a DataStoreType implementation	DAP-38885
	A plug-in containing a DataStoreType can now be installed and uninstalled in the 'Admin' tab section, (e.g. Hive plug-in.)	Bug fixed

3	Deploy via Cloud Formation Template in AWS: Injected Examples aren't working	DAP-39160
	Injected Examples are now backed by data sources in S3 and work for deployments on AWS EC2 instances as well.	Bug fixed

4	Housekeeping performance degradation	DAP-39283
	Improved robustness and traceability for housekeeping service allowing for the configuration of the number of HDFS artifacts to delete.	Bug fixed

5	REST API to download results doesn't return all records by setting 'rest.download-data.records-max=0'	DAP-39386
	Datameer respects the setting 'rest.download-data.records-max=0' and provides all records for the download.	Bug fixed

6	Hive 2 plug-in: ImportJobs and Datalinks are failing on Hadoop Namenode and Resourcemanager high availability environments	DAP-39397
	Hive 2 plug-in based Importjobs and Datalinks now runs successfully on high availability environments.	Bug fixed

7	Workbook config: false errors on correct CRON pattern	DAP-39458
	Datameer now recognizes a valid CRON pattern and does not throw an error on a valid pattern.	Bug fixed

8	Visual Explorer should dismiss dialogs in order on 'Escape'	DAP-39504
	Pressing 'Escape' dismisses the respective front dialog (e.g. x-y-axes definition dialog instead of closing the whole Visual Explorer dialog). (CT- "Escape" use double quotes ")	Bug fixed