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

This feature applies only to Alation Cloud Service on the 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.