Normalize lab docs and keep reusable TNS alias

scenarios/06-rag-vector-classified-docs/README.md

@@ -20,8 +20,8 @@ Before Oracle Deep Data Security, vector search can retrieve confidential HR, le
 Run SQL scripts from the repository root. On Linux/macOS/WSL:
 
 ```bash
-cd ~/DEEP-DATA-SECURITY/oracle-deep-data-security-lab
-export TNS_ADMIN=~/DEEP-DATA-SECURITY/wallet-ddslab
+cd <repo-root>
+export TNS_ADMIN=<wallet-directory>
 ```
 
 Connect as the lab administrator:
@@ -34,6 +34,9 @@ This scenario uses the `VECTOR` type, `TO_VECTOR`, and `VECTOR_DISTANCE`. Use a
 
 SQLcl note: when running a script with `@file.sql`, press Enter once and wait for the output. Do not type `/` afterward, because `/` reruns the last command in the SQLcl buffer.
 
+
+Connection alias note: ddslab_tunnel is the TNS alias configured in the wallet `tnsnames.ora` for this lab. If your wallet uses another alias, replace ddslab_tunnel with your own service alias.
+
 ## Step By Step - Before, Vulnerable Environment
 
 1. Reset the scenario as `ADMIN`:

scenarios/06-rag-vector-classified-docs/RUNBOOK.md

@@ -21,8 +21,8 @@ Show that a RAG agent retrieves only authorized chunks/documents before sending
 1. From the repository root, connect as `ADMIN`:
 
    ```bash
-   cd ~/DEEP-DATA-SECURITY/oracle-deep-data-security-lab
-   export TNS_ADMIN=~/DEEP-DATA-SECURITY/wallet-ddslab
+   cd <repo-root>
+   export TNS_ADMIN=<wallet-directory>
    sql admin@ddslab_tunnel
    ```
 
@@ -30,6 +30,9 @@ Show that a RAG agent retrieves only authorized chunks/documents before sending
 
    SQLcl note: after running a script with `@file.sql`, do not type `/`. The slash reruns the last command in the SQLcl buffer and can make a successful command look like an error.
 
+
+Connection alias note: ddslab_tunnel is the TNS alias configured in the wallet `tnsnames.ora` for this lab. If your wallet uses another alias, replace ddslab_tunnel with your own service alias.
+
 2. Reset the scenario:
 
    ```sql

scenarios/06-rag-vector-classified-docs/WORKSHOP.md

@@ -81,8 +81,8 @@ Only authorized chunks are sent to the LLM
 Run all commands from the repository root:
 
 ```bash
-cd ~/DEEP-DATA-SECURITY/oracle-deep-data-security-lab
-export TNS_ADMIN=~/DEEP-DATA-SECURITY/wallet-ddslab
+cd <repo-root>
+export TNS_ADMIN=<wallet-directory>
 ```
 
 Connect as the lab administrator:
@@ -93,6 +93,9 @@ sql admin@ddslab_tunnel
 
 SQLcl note: when you run a script with `@file.sql`, press Enter once and wait for the output. Do not type `/` afterward; `/` reruns the last command in the SQLcl buffer.
 
+
+Connection alias note: ddslab_tunnel is the TNS alias configured in the wallet `tnsnames.ora` for this lab. If your wallet uses another alias, replace ddslab_tunnel with your own service alias.
+
 ## Lab 1 - Prepare The Environment
 
 ### Task 1.1 - Reset The Scenario