From 398415fc231b51125ecc6f05afaf7e47da12390e Mon Sep 17 00:00:00 2001
From: Russell Keith-Magee <russell@keith-magee.com>
Date: Fri, 30 Jul 2010 02:43:01 +0000
Subject: [PATCH] Fixed #13821 -- Added a double-quoting to the PostgreSQL
 sequence reset code. Thanks to PaulM for the report, and to PaulM and Simon
 Meers for their work on the patch.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@13450 bcc190cf-cafb-0310-a4f2-bffc1f526a37
---
 django/db/backends/postgresql/operations.py | 9 +++++----
 tests/regressiontests/backends/models.py    | 2 ++
 2 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/django/db/backends/postgresql/operations.py b/django/db/backends/postgresql/operations.py
index b6164dfea4..e8ce3f242b 100644
--- a/django/db/backends/postgresql/operations.py
+++ b/django/db/backends/postgresql/operations.py
@@ -56,7 +56,8 @@ class DatabaseOperations(BaseDatabaseOperations):
     def last_insert_id(self, cursor, table_name, pk_name):
         # Use pg_get_serial_sequence to get the underlying sequence name
         # from the table name and column name (available since PostgreSQL 8)
-        cursor.execute("SELECT CURRVAL(pg_get_serial_sequence('%s','%s'))" % (table_name, pk_name))
+        cursor.execute("SELECT CURRVAL(pg_get_serial_sequence('%s','%s'))" % (
+            self.quote_name(table_name), pk_name))
         return cursor.fetchone()[0]
 
     def no_limit_value(self):
@@ -98,7 +99,7 @@ class DatabaseOperations(BaseDatabaseOperations):
                     column_name = 'id'
                 sql.append("%s setval(pg_get_serial_sequence('%s','%s'), 1, false);" % \
                     (style.SQL_KEYWORD('SELECT'),
-                    style.SQL_TABLE(table_name),
+                    style.SQL_TABLE(self.quote_name(table_name)),
                     style.SQL_FIELD(column_name))
                 )
             return sql
@@ -120,7 +121,7 @@ class DatabaseOperations(BaseDatabaseOperations):
                 if isinstance(f, models.AutoField):
                     output.append("%s setval(pg_get_serial_sequence('%s','%s'), coalesce(max(%s), 1), max(%s) %s null) %s %s;" % \
                         (style.SQL_KEYWORD('SELECT'),
-                        style.SQL_TABLE(model._meta.db_table),
+                        style.SQL_TABLE(qn(model._meta.db_table)),
                         style.SQL_FIELD(f.column),
                         style.SQL_FIELD(qn(f.column)),
                         style.SQL_FIELD(qn(f.column)),
@@ -132,7 +133,7 @@ class DatabaseOperations(BaseDatabaseOperations):
                 if not f.rel.through:
                     output.append("%s setval(pg_get_serial_sequence('%s','%s'), coalesce(max(%s), 1), max(%s) %s null) %s %s;" % \
                         (style.SQL_KEYWORD('SELECT'),
-                        style.SQL_TABLE(f.m2m_db_table()),
+                        style.SQL_TABLE(qn(f.m2m_db_table())),
                         style.SQL_FIELD('id'),
                         style.SQL_FIELD(qn('id')),
                         style.SQL_FIELD(qn('id')),
diff --git a/tests/regressiontests/backends/models.py b/tests/regressiontests/backends/models.py
index d6ca81e113..69575cb429 100644
--- a/tests/regressiontests/backends/models.py
+++ b/tests/regressiontests/backends/models.py
@@ -51,6 +51,8 @@ class Post(models.Model):
     text = models.TextField()
     tags = generic.GenericRelation('Tag')
 
+    class Meta:
+        db_table = 'CaseSensitive_Post'
 
 qn = connection.ops.quote_name