DOC-6385 RDI: updated Aurora source prep instructions

content/integrate/redis-data-integration/data-pipelines/prepare-dbs/aws-aurora-rds/aws-aur-mysql.md

@@ -44,14 +44,18 @@ You can also create one during database creation by selecting **Create an Aurora
 RDI requires some changes to database parameters. On AWS Aurora, you change these parameters via a parameter group.
 
 ```checklist {id="auroramysql-param-group" nointeractive="true" }
-- [ ] [Create a parameter group](#aurora-create-a-parameter-group)
+- [ ] [Create/modify a parameter group](#aurora-create-a-parameter-group)
 - [ ] [Apply the parameter group](#aurora-apply-the-parameter-group)
 - [ ] [Apply the parameter group to the database](#aurora-apply-the-parameter-group-to-the-database)
 - [ ] [Reboot the database instance](#aurora-reboot-the-database-instance)
 ```
 
 1. <a id="aurora-create-a-parameter-group"></a>
-    In the [Relational Database Service (RDS) console](https://console.aws.amazon.com/rds/),navigate to **Parameter groups > Create parameter group**. [Create a parameter group](https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/USER_WorkingWithParamGroups.Creating.html) with the following settings:
+    In the [Relational Database Service (RDS) console](https://console.aws.amazon.com/rds/), navigate to **Parameter groups**.
+
+    If you have no existing parameter group,
+    [create a new parameter group](https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/USER_WorkingWithParamGroups.CreatingCluster.html)
+    with the following settings:
 
     | Name | Value |
     | :-- | :-- |
@@ -63,8 +67,18 @@ RDI requires some changes to database parameters. On AWS Aurora, you change thes
 
     Select **Create** to create the parameter group.
 
+    If you *do* have an existing parameter group, select it and then either:
+
+    -   Select **Edit** from **Parameter group actions** to 
+        [modify the parameter group](https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/USER_WorkingWithParamGroups.ModifyingCluster.html)
+        with the settings shown in the table above.
+    -   Select **Copy** from **Parameter group actions** to
+        [copy the existing parameter group](https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/USER_WorkingWithParamGroups.CopyingCluster.html)
+        and then modify the copy with the settings shown in the table above.
+
 1. <a id="aurora-apply-the-parameter-group"></a>
-    Navigate to **Parameter groups** in the console. Select the parameter group you have just created and then select **Edit**. Change the following parameters:
+    Ensure that the parameter group you have just created or modified is selected
+    and then select **Edit**. Change the following parameters:
 
     | Name | Value |
     | :-- | :-- |
@@ -99,14 +113,18 @@ RDI requires some changes to database parameters. On AWS Aurora, you change thes
 RDI requires some changes to database parameters. On AWS RDS, you change these parameters via a parameter group.
 
 ```checklist {id="rds-mysql-param-group" nointeractive="true" }
-- [ ] [Create a parameter group](#rds-create-a-parameter-group)
+- [ ] [Create/modify a parameter group](#rds-create-a-parameter-group)
 - [ ] [Apply the parameter group](#rds-apply-the-parameter-group)
 - [ ] [Apply the parameter group to the database](#rds-apply-the-parameter-group-to-the-database)
 - [ ] [Reboot the database instance](#rds-reboot-the-database-instance)
 ```
 
 1. <a id="rds-create-a-parameter-group"></a>
-    In the [Relational Database Service (RDS) console](https://console.aws.amazon.com/rds/),navigate to **Parameter groups > Create parameter group**. [Create a parameter group](https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_WorkingWithParamGroups.Creating.html) with the following settings:
+    In the [Relational Database Service (RDS) console](https://console.aws.amazon.com/rds/), navigate to **Parameter groups**.
+
+    If you have no existing parameter group,
+    [create a new parameter group](https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/USER_WorkingWithParamGroups.CreatingCluster.html)
+    with the following settings:
 
     | Name | Value |
     | :-- | :-- |
@@ -117,8 +135,18 @@ RDI requires some changes to database parameters. On AWS RDS, you change these p
 
     Select **Create** to create the parameter group.
 
+    If you *do* have an existing parameter group, select it and then either:
+
+    -   Select **Edit** from **Parameter group actions** to 
+        [modify the parameter group](https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/USER_WorkingWithParamGroups.ModifyingCluster.html)
+        with the settings shown in the table above.
+    -   Select **Copy** from **Parameter group actions** to
+        [copy the existing parameter group](https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/USER_WorkingWithParamGroups.CopyingCluster.html)
+        and then modify the copy with the settings shown in the table above.
+
 1. <a id="rds-apply-the-parameter-group"></a>
-    Navigate to **Parameter groups** in the console. Select the parameter group you have just created and then select **Edit**. Change the following parameters:
+    Ensure that the parameter group you have just created or modified is selected
+    and then select **Edit**. Change the following parameters:
 
     | Name | Value |
     | :-- | :-- |

content/integrate/redis-data-integration/data-pipelines/prepare-dbs/aws-aurora-rds/aws-aur-pgsql.md

@@ -33,14 +33,18 @@ database to work with RDI.
 RDI requires some changes to database parameters. On AWS RDS and AWS Aurora, you change these parameters via a parameter group.
 
 ```checklist {id="aurorapostgresql-param-group" nointeractive="true" }
-- [ ] [Create a parameter group](#create-a-parameter-group)
+- [ ] [Create/modify a parameter group](#create-a-parameter-group)
 - [ ] [Apply the parameter group](#apply-the-parameter-group)
 - [ ] [Apply the parameter group to the database](#apply-the-parameter-group-to-the-database)
 - [ ] [Reboot the database instance](#reboot-the-database-instance)
 ```
 
 1. <a id="create-a-parameter-group"></a>
-    In the [Relational Database Service (RDS) console](https://console.aws.amazon.com/rds/), navigate to **Parameter groups > Create parameter group**. [Create a parameter group](https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/USER_WorkingWithParamGroups.CreatingCluster.html) with the following settings:
+    In the [Relational Database Service (RDS) console](https://console.aws.amazon.com/rds/), navigate to **Parameter groups**.
+
+    If you have no existing parameter group,
+    [create a new parameter group](https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/USER_WorkingWithParamGroups.CreatingCluster.html)
+    with the following settings:
 
     | Name | Value |
     | :-- | :-- |
@@ -51,8 +55,18 @@ RDI requires some changes to database parameters. On AWS RDS and AWS Aurora, you
 
     Select **Create** to create the parameter group.
 
+    If you *do* have an existing parameter group, select it and then either:
+
+    -   Select **Edit** from **Parameter group actions** to 
+        [modify the parameter group](https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/USER_WorkingWithParamGroups.ModifyingCluster.html)
+        with the settings shown in the table above.
+    -   Select **Copy** from **Parameter group actions** to
+        [copy the existing parameter group](https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/USER_WorkingWithParamGroups.CopyingCluster.html)
+        and then modify the copy with the settings shown in the table above.
+
 1. <a id="apply-the-parameter-group"></a>
-    Navigate to **Parameter groups** in the console. Select the group you have just created and then select **Edit**. Change the following parameters:
+    Ensure that the parameter group you have just created or modified is selected
+    and then select **Edit**. Change the following parameter:
 
     | Name | Value |
     | :-- | :-- |