old_contents: # -*- coding: utf-8 -*-
  #
  # This file is part of Invenio.
  # Copyright (C) 2015 CERN.
  #
  # Invenio is free software; you can redistribute it and/or
  # modify it under the terms of the GNU General Public License as
  # published by the Free Software Foundation; either version 2 of the
  # License, or (at your option) any later version.
  #
  # Invenio is distributed in the hope that it will be useful, but
  # WITHOUT ANY WARRANTY; without even the implied warranty of
  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  # General Public License for more details.
  #
  # You should have received a copy of the GNU General Public License
  # along with Invenio; if not, write to the Free Software Foundation, Inc.,
  # 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  
  from sqlalchemy import *
  from sqlalchemy.dialects import mysql
  
  from invenio.ext.sqlalchemy import db
  from invenio.modules.upgrader.api import op
  
  depends_on = [u'accounts_2015_03_06_passlib']
  
  
  def info():
      return "Default value for family/given names."
  
  
  def do_upgrade():
      """Implement your upgrades here."""
      m = db.MetaData(bind=db.engine)
      m.reflect()
      u = m.tables['user']
  
      conn = db.engine.connect()
      conn.execute(u.update().where(u.c.family_name == None).values(
          family_name=''))
      conn.execute(u.update().where(u.c.given_names == None).values(
          given_names=''))
  
      op.alter_column('user', 'family_name',
                      existing_type=mysql.VARCHAR(length=255),
                      nullable=False,
                      server_default='')
      op.alter_column('user', 'given_names',
                      existing_type=mysql.VARCHAR(length=255),
                      nullable=False,
                      server_default='')
  
  
  def estimate():
      """Estimate running time of upgrade in seconds (optional)."""
      return 1
  
new_contents: # -*- coding: utf-8 -*-
  #
  # This file is part of Invenio.
  # Copyright (C) 2015 CERN.
  #
  # Invenio is free software; you can redistribute it and/or
  # modify it under the terms of the GNU General Public License as
  # published by the Free Software Foundation; either version 2 of the
  # License, or (at your option) any later version.
  #
  # Invenio is distributed in the hope that it will be useful, but
  # WITHOUT ANY WARRANTY; without even the implied warranty of
  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  # General Public License for more details.
  #
  # You should have received a copy of the GNU General Public License
  # along with Invenio; if not, write to the Free Software Foundation, Inc.,
  # 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  
  from sqlalchemy import *
  from sqlalchemy.dialects import mysql
  
  from invenio.ext.sqlalchemy import db
  from invenio.modules.upgrader.api import op
  
  depends_on = [u'accounts_2015_03_06_passlib',
                u'accounts_2015_01_14_add_name_columns']
  
  
  def info():
      return "Default value for family/given names."
  
  
  def do_upgrade():
      """Implement your upgrades here."""
      m = db.MetaData(bind=db.engine)
      m.reflect()
      u = m.tables['user']
  
      conn = db.engine.connect()
      conn.execute(u.update().where(u.c.family_name == None).values(
          family_name=''))
      conn.execute(u.update().where(u.c.given_names == None).values(
          given_names=''))
  
      op.alter_column('user', 'family_name',
                      existing_type=mysql.VARCHAR(length=255),
                      nullable=False,
                      server_default='')
      op.alter_column('user', 'given_names',
                      existing_type=mysql.VARCHAR(length=255),
                      nullable=False,
                      server_default='')
  
  
  def estimate():
      """Estimate running time of upgrade in seconds (optional)."""
      return 1
  
subject: upgrade recipe order fix