4783c1f49cb4_create_distance_table.py 文件源码

def upgrade():
    '''
    upgrade method
    '''
    create_table('distances',
                 sa.Column('src_rse_id', GUID()),
                 sa.Column('dest_rse_id', GUID()),
                 sa.Column('ranking', sa.Integer),
                 sa.Column('agis_distance', sa.Integer),
                 sa.Column('geoip_distance', sa.Integer),
                 sa.Column('updated_at', sa.DateTime),
                 sa.Column('created_at', sa.DateTime))

    if context.get_context().dialect.name != 'sqlite':
        create_primary_key('DISTANCES_PK', 'distances', ['src_rse_id', 'dest_rse_id'])
        create_foreign_key('DISTANCES_SRC_RSES_FK', 'distances', 'rses', ['src_rse_id'], ['id'])
        create_foreign_key('DISTANCES_DEST_RSES_FK', 'distances', 'rses', ['dest_rse_id'], ['id'])
        create_check_constraint('DISTANCES_CREATED_NN', 'distances', 'created_at is not null')
        create_check_constraint('DISTANCES_UPDATED_NN', 'distances', 'updated_at is not null')
        create_index('DISTANCES_DEST_RSEID_IDX', 'distances', ['dest_rse_id'])