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Fixed #69 -- Implemented dictfetchone(), dictfetchmany() and dictfetchall() for mysql DB backend. Thanks, Manuzhai! 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@190 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Adrian Holovaty 2005-07-19 02:13:20 +00:00
parent 00f54d6cf6
commit 8f4fa5a4e7
1 changed files with 12 additions and 3 deletions
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15
django/core/db/backends/mysql.py
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@ -46,17 +46,26 @@ class DatabaseWrapper:
self.connection.close() self.connection.close()
self.connection = None self.connection = None
def _dict_helper(desc, row):
"Returns a dictionary for the given cursor.description and result row."
return dict([(desc[col[0]][0], col[1]) for col in enumerate(row)])
def dictfetchone(cursor): def dictfetchone(cursor):
"Returns a row from the cursor as a dict" "Returns a row from the cursor as a dict"
raise NotImplementedError row = cursor.fetchone()
if not row:
return None
return _dict_helper(cursor.description, row)
def dictfetchmany(cursor, number): def dictfetchmany(cursor, number):
"Returns a certain number of rows from a cursor as a dict" "Returns a certain number of rows from a cursor as a dict"
raise NotImplementedError desc = cursor.description
return [_dict_helper(desc, row) for row in cursor.fetchmany(number)]
def dictfetchall(cursor): def dictfetchall(cursor):
"Returns all rows from a cursor as a dict" "Returns all rows from a cursor as a dict"
raise NotImplementedError desc = cursor.description
return [_dict_helper(desc, row) for row in cursor.fetchall()]
def get_last_insert_id(cursor, table_name, pk_name): def get_last_insert_id(cursor, table_name, pk_name):
cursor.execute("SELECT LAST_INSERT_ID()") cursor.execute("SELECT LAST_INSERT_ID()")