mirrors
/
django
mirror of https://github.com/django/django.git
1
0
Fork 0
Code Issues 24 Releases Wiki Activity

Added local 'qn' variable for backend.quote_name in django.db.models.query.fill_table_cache 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@3326 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Adrian Holovaty 2006-07-11 03:35:17 +00:00
parent 98597be786
commit cfcd4a5875
1 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
django/db/models/query.py
View File

@ -667,20 +667,20 @@ def fill_table_cache(opts, select, tables, where, old_prefix, cache_tables_seen)
Helper function that recursively populates the select, tables and where (in
place) for select_related queries.
"""
qn = backend.quote_name
for f in opts.fields:
if f.rel and not f.null:
db_table = f.rel.to._meta.db_table
if db_table not in cache_tables_seen:
tables.append(backend.quote_name(db_table))
tables.append(qn(db_table))
else: # The table was already seen, so give it a table alias.
new_prefix = '%s%s' % (db_table, len(cache_tables_seen))
tables.append('%s %s' % (backend.quote_name(db_table), backend.quote_name(new_prefix)))
tables.append('%s %s' % (qn(db_table), qn(new_prefix)))
db_table = new_prefix
cache_tables_seen.append(db_table)
where.append('%s.%s = %s.%s' % \
(backend.quote_name(old_prefix), backend.quote_name(f.column),
backend.quote_name(db_table), backend.quote_name(f.rel.get_related_field().column)))
select.extend(['%s.%s' % (backend.quote_name(db_table), backend.quote_name(f2.column)) for f2 in f.rel.to._meta.fields])
(qn(old_prefix), qn(f.column), qn(db_table), qn(f.rel.get_related_field().column)))
select.extend(['%s.%s' % (qn(db_table), qn(f2.column)) for f2 in f.rel.to._meta.fields])
fill_table_cache(f.rel.to._meta, select, tables, where, db_table, cache_tables_seen)
def parse_lookup(kwarg_items, opts):