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| 1 | +--- |
| 2 | +Title: Redis Data Integration release notes 1.6.2 (March 2025) |
| 3 | +alwaysopen: false |
| 4 | +categories: |
| 5 | +- docs |
| 6 | +- operate |
| 7 | +- rs |
| 8 | +description: Installation on Kubernetes with a Helm chart. Improvements for installation on VMs. |
| 9 | +linkTitle: 1.6.2 (March 2025) |
| 10 | +toc: 'true' |
| 11 | +weight: 991 |
| 12 | +--- |
| 13 | + |
| 14 | +> This maintenance release replaces the 1.6.1 release. |
| 15 | +
|
| 16 | +RDI’s mission is to help Redis customers sync Redis Enterprise with live data from their slow disk-based databases to: |
| 17 | + |
| 18 | +- Meet the required speed and scale of read queries and provide an excellent and predictable user experience. |
| 19 | +- Save resources and time when building pipelines and coding data transformations. |
| 20 | +- Reduce the total cost of ownership by saving money on expensive database read replicas. |
| 21 | + |
| 22 | +RDI keeps the Redis cache up to date with changes in the primary database, using a [_Change Data Capture (CDC)_](https://en.wikipedia.org/wiki/Change_data_capture) mechanism. |
| 23 | +It also lets you _transform_ the data from relational tables into convenient and fast data structures that match your app's requirements. You specify the transformations using a configuration system, so no coding is required. |
| 24 | + |
| 25 | +## Headlines |
| 26 | + |
| 27 | +- Fix: With an RDI namespace that contains dashes, `rdi-metrics-exporter` crashes immediately upon startup |
| 28 | +- Fix reported security vulnerabilities |
| 29 | +- Fix: Connection to PostgreSQL from Debezium fails with "could not read SSL key file" when using mTLS |
| 30 | + |
| 31 | +## Fixes & Improvements |
| 32 | + |
| 33 | +- **Resolved startup crash in `rdi-metrics-exporter`** |
| 34 | + Fixed an issue where the exporter would crash on startup if the RDI namespace included dashes (e.g., `my-namespace`) that are not allowed in prometheus labels. |
| 35 | + |
| 36 | +- **Security Vulnerabilities Patched** |
| 37 | + Addressed the following reported CVEs: |
| 38 | + |
| 39 | + - CVE-2019-14250 |
| 40 | + - CVE-2019-17543 |
| 41 | + - CVE-2023-32665 |
| 42 | + - CVE-2024-52533 |
| 43 | + - CVE-2020-17049 |
| 44 | + - CVE-2024-47874 |
| 45 | + |
| 46 | +- **Improved mTLS compatibility in `collector-initializer`** |
| 47 | + DER-formatted keys are now skipped during initialization, resolving a PostgreSQL connection error with Debezium (`could not read SSL key file`) when using mTLS. |
| 48 | + |
| 49 | +## Limitations |
| 50 | + |
| 51 | +RDI can write data to a Redis Active-Active database. However, it doesn't support writing data to two or more Active-Active replicas. Writing data from RDI to several Active-Active replicas could easily harm data integrity as RDI is not synchronous with the source database commits. |
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