:original_name: mrs_01_17512.html

.. _mrs_01_17512:

Change History
==============

+-----------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Released On                       | What's New                                                                                                                                                                                                                                                                                                                                          |
+===================================+=====================================================================================================================================================================================================================================================================================================================================================+
| 2023-11-01                        | -  Deleted the description of some parameters that are not applicable to Flink. For details, see :ref:`JobManager & TaskManager <mrs_01_1566>`.                                                                                                                                                                                                     |
|                                   | -  Modified the description of the digital display identifier in the Ranger anonymization policy. For details, see :ref:`Adding a Ranger Access Permission Policy for Hive <mrs_01_1858>`, :ref:`Adding a Ranger Access Permission Policy for Spark2x <mrs_01_1860>`, :ref:`Adding a Ranger Access Permission Policy for HetuEngine <mrs_01_1862>`. |
|                                   | -  Deleted related content because Hive materialized views are no longer recommended.                                                                                                                                                                                                                                                               |
|                                   | -  The titles of some sections are optimized to avoid repeated content in the sections where components are not connected.                                                                                                                                                                                                                          |
+-----------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| 2023-05-04                        | Modified the feature documentation of MRS 3.2.0-LTS.1.                                                                                                                                                                                                                                                                                              |
|                                   |                                                                                                                                                                                                                                                                                                                                                     |
|                                   | -  Added the following content:                                                                                                                                                                                                                                                                                                                     |
|                                   |                                                                                                                                                                                                                                                                                                                                                     |
|                                   |    -  :ref:`Using CDL <mrs_01_24123>`                                                                                                                                                                                                                                                                                                               |
|                                   |    -  :ref:`Enabling the Read-Only Mode of the ClickHouse Table <mrs_01_24451>`                                                                                                                                                                                                                                                                     |
|                                   |    -  :ref:`Configuring the Password of the Default Account of a ClickHouse Cluster <mrs_01_24575>`                                                                                                                                                                                                                                                 |
|                                   |    -  :ref:`ClickHouse Multi-Tenancy <mrs_01_24784>`                                                                                                                                                                                                                                                                                                |
|                                   |    -  :ref:`Synchronizing Kafka Data to ClickHouse <mrs_01_24377>`                                                                                                                                                                                                                                                                                  |
|                                   |    -  :ref:`Using the Migration Tool to Quickly Migrate ClickHouse Cluster Data <mrs_01_24508>`                                                                                                                                                                                                                                                     |
|                                   |    -  :ref:`ClickHouse Performance Tuning <mrs_01_24848>`                                                                                                                                                                                                                                                                                           |
|                                   |    -  :ref:`ClickHouse FAQ <mrs_01_24777>`                                                                                                                                                                                                                                                                                                          |
|                                   |    -  :ref:`Importing and Exporting Jobs <mrs_01_24481>`                                                                                                                                                                                                                                                                                            |
|                                   |    -  :ref:`Flink Restart Policy <mrs_01_24779>`                                                                                                                                                                                                                                                                                                    |
|                                   |    -  :ref:`Closing HDFS Files <mrs_01_24485>`                                                                                                                                                                                                                                                                                                      |
|                                   |    -  :ref:`Configuring an IoTDB Data Source <mrs_01_24743>`                                                                                                                                                                                                                                                                                        |
|                                   |    -  :ref:`Using HetuEngine Materialized Views <mrs_01_24533>`                                                                                                                                                                                                                                                                                     |
|                                   |    -  :ref:`Using HetuEngine SQL Diagnosis <mrs_01_24838>`                                                                                                                                                                                                                                                                                          |
|                                   |    -  :ref:`Locating Abnormal Hive Files <mrs_01_24480>`                                                                                                                                                                                                                                                                                            |
|                                   |    -  :ref:`Data Import and Export in Hive <mrs_01_24744>`                                                                                                                                                                                                                                                                                          |
|                                   |    -  :ref:`Clustering Configuration <mrs_01_24804>`                                                                                                                                                                                                                                                                                                |
|                                   |    -  :ref:`ARCHIVELOG <mrs_01_24783>`                                                                                                                                                                                                                                                                                                              |
|                                   |    -  :ref:`CLEAN <mrs_01_24801>`                                                                                                                                                                                                                                                                                                                   |
|                                   |    -  :ref:`CALL COMMAND <mrs_01_24739>`                                                                                                                                                                                                                                                                                                            |
|                                   |    -  :ref:`Hudi Schema Evolution <mrs_01_24492>`                                                                                                                                                                                                                                                                                                   |
|                                   |    -  :ref:`Using IoTDB <mrs_01_24144>`                                                                                                                                                                                                                                                                                                             |
|                                   |    -  :ref:`Migrating Data Between Kafka Nodes <mrs_01_24534>`                                                                                                                                                                                                                                                                                      |
|                                   |    -  :ref:`Configuring Intranet and Extranet Access for Kafka <mrs_01_24576>`                                                                                                                                                                                                                                                                      |
|                                   |    -  :ref:`Purging Historical Loader Data <mrs_01_24813>`                                                                                                                                                                                                                                                                                          |
|                                   |    -  :ref:`Adding a Ranger Access Permission Policy for CDL <mrs_01_24245>`                                                                                                                                                                                                                                                                        |
|                                   |    -  :ref:`Configuring Ranger Specifications <mrs_01_24767>`                                                                                                                                                                                                                                                                                       |
|                                   |    -  :ref:`Configuring the Drop Partition Command to Support Batch Deletion <mrs_01_24745>`                                                                                                                                                                                                                                                        |
|                                   |    -  :ref:`Enabling an Executor to Execute Custom Code When Exiting <mrs_01_24805>`                                                                                                                                                                                                                                                                |
|                                   |                                                                                                                                                                                                                                                                                                                                                     |
|                                   | -  Modified the following content:                                                                                                                                                                                                                                                                                                                  |
|                                   |                                                                                                                                                                                                                                                                                                                                                     |
|                                   |    -  :ref:`Configuring the Password of the Default Account of a ClickHouse Cluster(for MRS 3.1.2) <mrs_01_2395>`                                                                                                                                                                                                                                   |
|                                   |    -  :ref:`Interconnecting FlinkServer with ClickHouse <mrs_01_24148>`                                                                                                                                                                                                                                                                             |
|                                   |    -  :ref:`Interconnecting FlinkServer with Hudi <mrs_01_24180>`                                                                                                                                                                                                                                                                                   |
|                                   |    -  :ref:`Introduction to Flume Logs <mrs_01_1081>`                                                                                                                                                                                                                                                                                               |
|                                   |    -  :ref:`Configuring Encrypted Channels <mrs_01_0810>`                                                                                                                                                                                                                                                                                           |
|                                   |    -  :ref:`Using DBeaver to Access HetuEngine <mrs_01_2337>`                                                                                                                                                                                                                                                                                       |
|                                   |    -  :ref:`Hive Supporting Transactions <mrs_01_0975>`                                                                                                                                                                                                                                                                                             |
|                                   |    -  :ref:`Stream Write <mrs_01_24036>`                                                                                                                                                                                                                                                                                                            |
|                                   |    -  :ref:`Introduction to Kafka Logs <mrs_01_1042>`                                                                                                                                                                                                                                                                                               |
+-----------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| 2022-11-01                        | This issue is the first official release.                                                                                                                                                                                                                                                                                                           |
+-----------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+