tree cacff9e851d088c2a7ef5d3a3867418459df3f16
parent 5f73fd6555f59c1ae046ca3195c63e0a73521261
author David Pursehouse <dpursehouse@collab.net> 1581489088 +0900
committer Luca Milanesio <luca.milanesio@gmail.com> 1584537368 +0000

Schema_151: Attempt to add created_on column if it doesn't exist

If the created_on column does not exist, attempt to create it.

This allows the direct migration from 2.14 to 2.16 to succeed
without requiring an intermediate migration to 2.15.

Bug: Issue 10248
Change-Id: I626f1e26d43b60c3fd62ef3ef9ce3d7047c1a383