Homec4science
Diffusion invenio-infoscience (master) Browse

R3600/invenio/modules/upgrader/upgrades/invenio_2013_03_28_bibindex_bibrank_type_index.py
e1f2207782demaster

Last Change
Raw File

invenio_2013_03_28_bibindex_bibrank_type_index.py
View Options

# -*- coding: utf-8 -*-
##
## This file is part of Invenio.
## Copyright (C) 2012, 2014 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 invenio.legacy.dbquery import run_sql
from invenio.config import CFG_DATABASE_NAME
depends_on = ['invenio_release_1_1_0']
def info():
return "Change of rnk*R and idx*R tables to add type index"
def do_upgrade():
all_tables = [t[0] for t in run_sql("SHOW TABLES LIKE 'idx%R'")] + \
[t[0] for t in run_sql("SHOW TABLES LIKE 'rnk%R'")]
for table in all_tables:
create_statement = run_sql('SHOW CREATE TABLE %s' % table)[0][1]
if 'KEY `type`' not in create_statement:
run_sql("ALTER TABLE %s ADD INDEX type (type)" % (table,))
def estimate():
""" Estimate running time of upgrade in seconds (optional). """
count_rows = run_sql("SELECT SUM(TABLE_ROWS) FROM INFORMATION_SCHEMA.TABLES "
"WHERE TABLE_SCHEMA = '%s' "
"AND (TABLE_NAME like 'idx%%R' or TABLE_NAME like 'rnk%%R')"
% (CFG_DATABASE_NAME,))[0][0]
return count_rows / 1000
def pre_upgrade():
pass
def post_upgrade():
pass
c4science · Help