AWS AmazonRDS: Added PostgreSQL 19 Beta 3 preview with extension updates

Service: AmazonRDS · 2026-08-19 · Documentation low

File: AmazonRDS/latest/PostgreSQLReleaseNotes/postgresql-versions.md

Summary

Documentation update for PostgreSQL 19 Beta 3 preview environment, listing newly added and unsupported extensions.

Security assessment

Change adds release notes for a new beta version and extension compatibility lists. No security fixes or vulnerabilities addressed.

Evidence

+  * PostgreSQL version 19 Beta 3 in the Amazon RDS Preview environment

Diff

diff --git a/AmazonRDS/latest/PostgreSQLReleaseNotes/postgresql-versions.md b/AmazonRDS/latest/PostgreSQLReleaseNotes/postgresql-versions.md
index 67881ce39..4c96c4fe7 100644
--- a//AmazonRDS/latest/PostgreSQLReleaseNotes/postgresql-versions.md
+++ b//AmazonRDS/latest/PostgreSQLReleaseNotes/postgresql-versions.md
@@ -54,0 +55,2 @@ To learn more about versioning policy for RDS for PostgreSQL, see [Amazon RDS FA
+  * PostgreSQL version 19 Beta 3 in the Amazon RDS Preview environment
+
@@ -61,0 +64,50 @@ To learn more about versioning policy for RDS for PostgreSQL, see [Amazon RDS FA
+### PostgreSQL version 19 Beta 3 in the Amazon RDS Preview environment
+
+PostgreSQL 19 Beta 3 contains many new features and enhancements that can be seen in the release documentation: [PostgreSQL 19 Beta 3 Released!](https://www.postgresql.org/about/news/postgresql-186-1711-1615-1519-1424-and-19-beta-3-released-3365/).
+
+The following extensions were added:
+
+  * `mysql_fdw`
+
+  * `pg_bigm`
+
+  * `pg_transport`
+
+  * `tds_fdw`
+
+
+
+
+The following extensions that are supported in Amazon RDS PostgreSQL version 18 aren't supported for Amazon RDS PostgreSQL version 19 Beta 3 in preview:
+
+  * `address_standardizer`
+
+  * `address_standardizer_data_us`
+
+  * `h3-pg`
+
+  * `pg_hint_plan`
+
+  * `pg_similarity`
+
+  * `pg_stat_monitor`
+
+  * `pgactive`
+
+  * `pgrouting`
+
+  * `plprofiler`
+
+  * `postgis`
+
+  * `postgis_raster`
+
+  * `postgis_tiger_geocoder`
+
+  * `postgis_topology`
+
+
+
+
+For version information on all extensions, see [Extensions supported for RDS for PostgreSQL 19](./postgresql-extensions.html#postgresql-extensions-19x).
+