1"""
2Remove redundant indices
4@contact: Debian FTP Master <ftpmaster@debian.org>
5@copyright: 2012 Ansgar Burchardt <ansgar@debian.org>
6@license: GNU General Public License version 2 or later
7"""
9# This program is free software; you can redistribute it and/or modify
10# it under the terms of the GNU General Public License as published by
11# the Free Software Foundation; either version 2 of the License, or
12# (at your option) any later version.
14# This program is distributed in the hope that it will be useful,
15# but WITHOUT ANY WARRANTY; without even the implied warranty of
16# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17# GNU General Public License for more details.
19# You should have received a copy of the GNU General Public License
20# along with this program; if not, write to the Free Software
21# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23################################################################################
25import psycopg2
27from daklib.dak_exceptions import DBUpdateError
29################################################################################
32def do_update(self):
33 """
34 Remove redundant indices
35 """
36 print(__doc__)
37 try:
38 c = self.db.cursor()
40 indices = [
41 # table 'binaries':
42 "binaries_id", # (id). already covered by binaries_pkey (id)
43 "binaries_by_package", # (id, package). already covered by binaries_pkey (id)
44 "binaries_files", # (file). already covered by binaries_file_key (file)
45 "jjt5", # (id, source). already covered by binaries_pkey (id)
46 # table 'changes':
47 "changesin_queue_approved_for", # (in_queue, approved_for). already covered by changesin_queue (in_queue)
48 # table 'files':
49 "jjt", # (id). already covered by files_pkey (id)
50 "jjt3", # (id, location). already covered by files_pkey (id)
51 # table 'override':
52 "override_suite_key", # (suite, component, package, type). same as override_pkey
53 # table 'suite':
54 "suite_hash", # (suite_name). already covered by suite_name_unique (suite_name)
55 # table 'suite_architectures':
56 "suite_architectures_suite_key", # (suite, architecture). same as suite_architectures_pkey
57 ]
58 for index in indices:
59 c.execute("DROP INDEX IF EXISTS {0}".format(index))
61 c.execute("UPDATE config SET value = '72' WHERE name = 'db_revision'")
62 self.db.commit()
64 except psycopg2.ProgrammingError as msg:
65 self.db.rollback()
66 raise DBUpdateError(
67 "Unable to apply sick update 72, rollback issued. Error message : %s"
68 % (str(msg))
69 )