Bug 1174757

Description of problem:
After managed PostgreSQL system upgrade with `./install.pl --upgrade --managed-db` is done, some PostgreSQL 8.4 packages are left behind (and according to yum can be removed).


Version-Release number of selected component (if applicable):
Satellite-5.7.0-RHEL6-re20141212.0-x86_64


How reproducible:
1 of 1 attempt


Steps to Reproduce:
1. # ./install.pl --upgrade --managed-db
2. # rpm -qa | grep postgresql
3. # yum remove postgresql-libs postgresql


Actual results:
# /mnt/tmp/install.pl --managed-db --upgrade
* Starting Red Hat Satellite installer.
* Performing pre-install checks.
* Pre-install checks complete.  Beginning installation.
* RHN Registration.
** Registration: System is already registered with RHN.  Not re-registering.
* Upgrading managed DB packages.
*** Upgrading embedded database.
* Managed DB instance was successfully upgraded.
# rpm -qa | grep postgresql
postgresql92-postgresql-server-9.2.8-2.el6.x86_64
postgresql-libs-8.4.20-1.el6_5.x86_64
postgresql92-runtime-1.1-21.el6.x86_64
postgresql92-postgresql-9.2.8-2.el6.x86_64
postgresql92-postgresql-pltcl-9.2.8-2.el6.x86_64
spacewalk-setup-postgresql-2.3.0-13.el6sat.noarch
postgresql92-postgresql-libs-9.2.8-2.el6.x86_64
postgresql-8.4.20-1.el6_5.x86_64
postgresql92-postgresql-contrib-9.2.8-2.el6.x86_64
# yum remove postgresql-libs postgresql
Loaded plugins: product-id, rhnplugin, security, subscription-manager
This system is receiving updates from RHN Classic or RHN Satellite.
Setting up Remove Process
Resolving Dependencies
--> Running transaction check
---> Package postgresql.x86_64 0:8.4.20-1.el6_5 will be erased
---> Package postgresql-libs.x86_64 0:8.4.20-1.el6_5 will be erased
--> Processing Dependency: libpq.so.5()(64bit) for package: perl-DBD-Pg-2.15.1-4.el6_3.x86_64
--> Running transaction check
---> Package perl-DBD-Pg.x86_64 0:2.15.1-4.el6_3 will be erased
--> Finished Dependency Resolution

Dependencies Resolved

=============================================================================================================================================================================================================================================
 Package                                                     Arch                                               Version                                                     Repository                                                  Size
=============================================================================================================================================================================================================================================
Removing:
 postgresql                                                  x86_64                                             8.4.20-1.el6_5                                              @beaker-Server                                              14 M
 postgresql-libs                                             x86_64                                             8.4.20-1.el6_5                                              @beaker-Server                                             625 k
Removing for dependencies:
 perl-DBD-Pg                                                 x86_64                                             2.15.1-4.el6_3                                              @beaker-Server                                             544 k

Transaction Summary
=============================================================================================================================================================================================================================================
Remove        3 Package(s)

Installed size: 15 M
Is this ok [y/N]: y
Downloading Packages:
Running rpm_check_debug
Running Transaction Test
Transaction Test Succeeded
Running Transaction
Warning: RPMDB altered outside of yum.
  Erasing    : postgresql-8.4.20-1.el6_5.x86_64                                                                                                                                                                                          1/3 
  Erasing    : perl-DBD-Pg-2.15.1-4.el6_3.x86_64                                                                                                                                                                                         2/3 
  Erasing    : postgresql-libs-8.4.20-1.el6_5.x86_64                                                                                                                                                                                     3/3 
  Verifying  : postgresql-libs-8.4.20-1.el6_5.x86_64                                                                                                                                                                                     1/3 
  Verifying  : perl-DBD-Pg-2.15.1-4.el6_3.x86_64                                                                                                                                                                                         2/3 
  Verifying  : postgresql-8.4.20-1.el6_5.x86_64                                                                                                                                                                                          3/3 

Removed:
  postgresql.x86_64 0:8.4.20-1.el6_5                                                                                 postgresql-libs.x86_64 0:8.4.20-1.el6_5                                                                                

Dependency Removed:
  perl-DBD-Pg.x86_64 0:2.15.1-4.el6_3                                                                                                                                                                                                        

Complete!


Expected results:
No PostgreSQL 8.4 packages left on the system.