diff options
Diffstat (limited to 'mediagoblin/db/migrations.py')
| -rw-r--r-- | mediagoblin/db/migrations.py | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/mediagoblin/db/migrations.py b/mediagoblin/db/migrations.py index d8a6d1ce..6ca10b57 100644 --- a/mediagoblin/db/migrations.py +++ b/mediagoblin/db/migrations.py @@ -860,8 +860,8 @@ def revert_username_index(db): replace_table_hack(db, user_table, new_user_table) else: - # If the db is not run using SQLite, this process is much simpler... - # ...as usual ;) + # If the db is not run using SQLite, we don't need to do crazy + # table copying. # Remove whichever of the not-used indexes are in place if u'ix_core__users_uploader' in indexes: @@ -872,9 +872,13 @@ def revert_username_index(db): index.drop() db.commit() - # Add the unique constraint - constraint = UniqueConstraint( - 'username', table=user_table) - constraint.create() + try: + # Add the unique constraint + constraint = UniqueConstraint( + 'username', table=user_table) + constraint.create() + except ProgrammingError: + # constraint already exists, no need to add + pass db.commit() |