no message

install_mongodb.yml

 ---
+- hosts: 05_install-wdchat
+  become: true
+  tasks:
+    - name: Install WDCHAT DB
+      command: /tmp/source/bitnami-mongodb-3.4.4-0-linux-x64-installer.run --optionfile /tmp/configuration/wdchat-mongo.conf --mode unattended
+      
 - hosts: 05_install-dmamanager
   become: true
   tasks:
@@ -16,9 +22,4 @@
   tasks:
     - name: Install DMAENGINE DB
       command: /tmp/source/bitnami-mongodb-3.4.4-0-linux-x64-installer.run --optionfile /tmp/configuration/dmaengine.conf --mode unattended
-      
-- hosts: 05_install-wdchat
-  become: true
-  tasks:
-    - name: Install WDCHAT DB
-      command: /tmp/source/bitnami-mongodb-3.4.4-0-linux-x64-installer.run --optionfile /tmp/configuration/wdchat-mongo.conf --mode unattended
\ No newline at end of file
+     
\ No newline at end of file

install_wdchat_postgresql_db.yml → install_postgresql.yml

 ---
-- hosts: 05_install-postgres
+- hosts: 05_install-wdchatDB-postgresql
   become: true
   tasks:
     - name: Install postgres software