OCF Connector for Impala on CDP Release Notes¶
Alation Cloud Service Applies to Alation Cloud Service instances of Alation
Customer Managed Applies to customer-managed instances of Alation
August 28, 2024¶
Impala on CDP OCF Connector: Version 2.2.0¶
Enhancements¶
SDK Upgrade¶
The Impala on CDP OCF connector is now upgraded to the latest SDK version 4.8.16. (AL-161109)
This upgrade addresses the following Common Vulnerabilities and Exposures (CVEs):
CVE-2022-25647, CVE-2023-2976, CVE-2020-8908, CVE-2021-22569, CVE-2021-22570, CVE-2022-3509, CVE-2022-3510, CVE-2022-3171, CVE-2021-29425, CVE-2021-37136, CVE-2021-37137, CVE-2019-20444, CVE-2021-21290, CVE-2021-43797, CVE-2022-24823, CVE-2024-29025,` CVE-2021-21295`, CVE-2021-21409, CVE-2020-11612, CVE-2019-20445, CVE-2023-34462
OpenJDK Upgrade¶
The JDK is now upgraded to Temurin-11.0.23+9. This upgrade addresses the following CVEs: CVE-2024-20952 and CVE-2023-20918. (AL-161109)
Support for Authentication Based on AWS Secret Manager Credentials¶
When installed on an Alation Agent, the Impala on CDP OCF connector supports authentication using credentials the Agent has fetched from AWS Secrets Manager. For more information, see Integration with AWS Secrets Manager for Data Source Authentication Using OCF Connector. (AL-161109)
Note
Support for authentication based on AWS Secret Manager is available for all installations (on-premise and Alation Cloud Service), however, integrating with AWS Secrets Manager through an Alation Agent applies only to cloud native architecture.
June 12, 2024¶
Impala on CDP OCF Connector: Version 2.1.3¶
Fixed Issues¶
Connector Uses Incorrect URL for Dynamic Sampling & Profiling¶
The connector uses the MDE JDBC connection URL provided in the General Settings tab instead of the URL configured in the Connection Settings section under the Column Profiling and Sampling tab or the connection URL specified in Compose.
The issue is fixed. (AL-156451)
MDE Fails for Multiple Data Sources with Kerberos-Based Metastore Authentication¶
If there are multiple data sources with Kerberos-based Metastore authentication running on the connector, MDE fails.
Note
This is applicable only for Alation on-premise.
This issue is fixed. (AL-152665)
March 27, 2024¶
Impala on CDP OCF Connector: Version 2.1.1¶
Fixed Issues¶
Partition Keys Missing in OCF Connector¶
The Impala CDP OCF Connector does not extract the Partition Keys.
Partition keys will now be extracted for partitioned tables in the Impala CDP OCF Connector and will be displayed under the Properties section of the Partitioned Table view in the catalog. (AL-147592)
March 06, 2024¶
Impala on CDP OCF Connector: Version 2.1.0¶
Enhancements¶
Docker CIS Benchmark Compliance¶
Impala CDP OCF connector versions 2.1.0 and newer are now compliant with the following Docker CIS benchmarks:
Docker 4.1 - Ensures that a user for the container is created
Docker 4.6 - Ensures that HEALTHCHECK instructions are added to container images
Docker 4.7 - Ensures that docker files do not include update instructions as a standalone or single-line instruction
December 13, 2023¶
Impala on CDP OCF Connector: Version 2.0.1¶
Compatible Alation Version - 2022.4 or later
Fixed Issues¶
Test Connection Fails on the Impala CDP Connector¶
Test Connection is successful for Kerberos-enabled Impala CDP connector.
December 06, 2023¶
Impala on CDP OCF Connector: Version 2.0.0¶
Compatible Alation Version - 2022.4 or later
Enhancements¶
Support for Public Cloud CDP Distribution¶
The Impala on CDP OCF connector now supports Public Cloud CDP Distribution and earlier support for Private Cloud CDP Distribution (Base and CDW).
Support for New and Combination of Multiple Authentication Types¶
The Impala on CDP OCF connector now supports the following authentication types:
Datasource (Impala)
No Auth
Username
Username Password (LDAP)
Kerberos (Password or Keytab)
SSL over any of the above methods
Metastore (For MDE)
No Auth
Username Password
Kerberos (Password or Keytab)
HDFS (For QLI)
Username
Username Password
Kerberos (Password or Keytab)
SSL over any of the above methods
Additionally, you can use multiple combinations of these authentication types for the data source and metastore connections. For details, see Impala on CDP OCF Connector.
Change of JDBC Driver¶
The Impala on CDP OCF connector now uses the Impala JDBC driver over the Hive JDBC driver. This allows support for public cloud CDP distribution and leverages the JDBC’s request pool parameter feature.
Limitations¶
Support for Compose¶
Impala OCF Connector version 2.0.0 supports Compose only from Alation version 2023.3.3.2 or later.