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# This file is part of Buildbot.  Buildbot 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, version 2. 

# 

# This program 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 

# this program; if not, write to the Free Software Foundation, Inc., 51 

# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 

# 

# Copyright Buildbot Team Members 

 

import sqlalchemy as sa 

 

def upgrade(migrate_engine): 

    metadata = sa.MetaData() 

    metadata.bind = migrate_engine 

 

    # the column drops in 011_add_buildrequest_claims.py unfortunately 

    # also drop a great deal of other stuff on sqlite.  In particular, all 

    # indexes and foreign keys. 

    # 

    # The foreign keys do not matter anyway - SQLite tracks them but ignores 

    # them.  The indices, however, are important, so they are re-added here, 

    # but only for the sqlite dialect. 

 

    if migrate_engine.dialect.name != 'sqlite': 

        return 

 

    buildrequests = sa.Table('buildrequests', metadata, autoload=True) 

    sa.Index('buildrequests_buildsetid', buildrequests.c.buildsetid).create() 

    sa.Index('buildrequests_buildername', buildrequests.c.buildername).create() 

    sa.Index('buildrequests_complete', buildrequests.c.complete).create()