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AWS AmazonRDS documentation change

Service: AmazonRDS · 2025-07-01 · Documentation low

File: AmazonRDS/latest/AuroraPostgreSQLReleaseNotes/limitless-updates.md

Summary

Added release notes for Aurora PostgreSQL Limitless Database versions 16.8.101 and 16.6.102, including enhancements to error messages, deadlock detection, query support, and bug fixes related to query execution, vacuum operations, and constraint handling.

Security assessment

The changes primarily document bug fixes and feature enhancements without explicit security context. While fixes for database restarts and constraint validation could improve stability, there's no mention of vulnerabilities, exploits, or security-specific improvements. The deadlock detection improvements are operational enhancements rather than security fixes.

Diff

diff --git a/AmazonRDS/latest/AuroraPostgreSQLReleaseNotes/limitless-updates.md b/AmazonRDS/latest/AuroraPostgreSQLReleaseNotes/limitless-updates.md
index 27a50a695..1f5c1faf3 100644
--- a//AmazonRDS/latest/AuroraPostgreSQLReleaseNotes/limitless-updates.md
+++ b//AmazonRDS/latest/AuroraPostgreSQLReleaseNotes/limitless-updates.md
@@ -31,0 +32,2 @@ This version of Aurora PostgreSQL Limitless Database is compatible with PostgreS
+  * Aurora PostgreSQL Limitless Database 16.8.101, Jun 30, 2025
+
@@ -36,0 +39,28 @@ This version of Aurora PostgreSQL Limitless Database is compatible with PostgreS
+### Aurora PostgreSQL Limitless Database 16.8.101, Jun 30, 2025
+
+**Enhancements**
+
+  * Improved error messages for detected deadlocks, now listing the involved queries in the `DETAIL` section.
+
+  * Added support for sub-query containing tableoid as target list.
+
+
+
+
+**Bug fixes**
+
+  * Fixed the `ANALYZE` SQL query result to also include foreign tables.
+
+  * Fixed multiple issues which might lead to a database restart.
+
+  * Fixed an issue with `PREPARE` and `EXECUTE` statements which failed incorrectly with **`bind message supplies 2 parameters, but prepared statement requires 1`** when the `PREPARE` statement used less parameters than declared.
+
+  * Fixed multiple issues in vacuum operations leading to increased space consumption.
+
+  * Fixed an issue with `INSERT` statements after rolling back a `READ_ONLY` transaction.
+
+  * Fixed an issue where `DELETE` statements with `RETURNING` clause fails.
+
+
+
+
@@ -87,0 +118,2 @@ This version of Aurora PostgreSQL Limitless Database is compatible with PostgreS
+  * Aurora PostgreSQL Limitless Database 16.6.102, June 30, 2025
+
@@ -94,0 +127,32 @@ This version of Aurora PostgreSQL Limitless Database is compatible with PostgreS
+### Aurora PostgreSQL Limitless Database 16.6.102, June 30, 2025
+
+**Enhancements**
+
+  * Improved error messages for detected deadlocks now list the involved queries in the `DETAIL`.
+
+  * Improved the distribute deadlock detection algorithm to be arbitrary resilient to network or node failures.
+
+  * Added support for sub-query containing tableoid as target list.
+
+
+
+
+**Bug fixes**
+
+  * Fixed the `ANALYZE` SQL query result to include foreign tables.
+
+  * Fixed multiple issues which might lead to a database restart.
+
+  * Fixed an issue with `PREPARE` and `EXECUTE` statements which failed incorrectly with **`bind message supplies 2 parameters, but prepared statement requires 1`** when the `PREPARE` statement uses less parameters than declared.
+
+  * Fixed multiple issues in vacuum operations leading to increased space consumption.
+
+  * Fixed an issue with `INSERT` statements after rolling back a `READ_ONLY` transaction.
+
+  * Fixed an issue where `DELETE` statements with `RETURNING` clause failed.
+
+  * Fixed cases where expressions in `DEFAULT`/`CHECK` constraints can generate incorrect results, specifically when the expression in the constraint relies on parenthesis for generating the correct result.
+
+
+
+