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AWS emr documentation change

Service: emr · 2025-10-19 · Documentation low

File: emr/latest/EMR-Serverless-UserGuide/external-metastore.md

Summary

Updated terminology from 'master node' to 'primary node' and modified link references from 'see' to 'refer to'

Security assessment

The changes are terminology updates and minor wording adjustments without any security context or vulnerability references. No security implications identified.

Diff

diff --git a/emr/latest/EMR-Serverless-UserGuide/external-metastore.md b/emr/latest/EMR-Serverless-UserGuide/external-metastore.md
index ad27d0308..280089c69 100644
--- a//emr/latest/EMR-Serverless-UserGuide/external-metastore.md
+++ b//emr/latest/EMR-Serverless-UserGuide/external-metastore.md
@@ -15 +15 @@ You can configure your EMR Serverless Spark and Hive jobs to connect to an exter
-  2. Create your EMR Serverless application with your new Amazon VPC and private subnets. When you configure your EMR Serverless application with a VPC, it first provisions an elastic network interface for each subnet that you specify. It then attaches your specified security group to that network interface. This gives your application access control. For more details about how to set up your VPC, see [Configuring VPC access for EMR Serverless applications to connect to data](./vpc-access.html).
+  2. Create your EMR Serverless application with your new Amazon VPC and private subnets. When you configure your EMR Serverless application with a VPC, it first provisions an elastic network interface for each subnet that you specify. It then attaches your specified security group to that network interface. This gives your application access control. For more details about how to set up your VPC, refer to [Configuring VPC access for EMR Serverless applications to connect to data](./vpc-access.html).
@@ -17 +17 @@ You can configure your EMR Serverless Spark and Hive jobs to connect to an exter
-  3. Create a MySQL or Aurora PostgreSQL database in a private subnet in your Amazon VPC. For information about how to create an Amazon RDS database, see [Creating an Amazon RDS DB instance](https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_CreateDBInstance.html). 
+  3. Create a MySQL or Aurora PostgreSQL database in a private subnet in your Amazon VPC. For information about how to create an Amazon RDS database, refer to [Creating an Amazon RDS DB instance](https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_CreateDBInstance.html). 
@@ -80 +80 @@ The following code example is a Spark entrypoint script that interacts with a Hi
-You can configure your EMR Serverless Hive application to connect to a Hive metastore based on an Amazon RDS for MySQL or Amazon Aurora MySQL instance. To do this, run a thrift server on the master node of an existing Amazon EMR cluster. This option is ideal if you already have an Amazon EMR cluster with a thrift server that you want to use to simplify your EMR Serverless job configurations. 
+You can configure your EMR Serverless Hive application to connect to a Hive metastore based on an Amazon RDS for MySQL or Amazon Aurora MySQL instance. To do this, run a thrift server on the primary node of an existing Amazon EMR cluster. This option is ideal if you already have an Amazon EMR cluster with a thrift server that you want to use to simplify your EMR Serverless job configurations.