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Code Issues 25 Releases Wiki Activity

Fixed #30380 -- Handled bytes in MySQL backend for PyMySQL support.

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This commit partly reverts efd8a82e26.
This commit is contained in:
Mariusz Felisiak 2019-04-19 20:34:20 +02:00 committed by GitHub
parent 12b7956fc3
commit a41b09266d
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2 changed files with 5 additions and 5 deletions
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7
django/db/backends/mysql/operations.py
View File

@ -4,6 +4,7 @@ from django.conf import settings
from django.db.backends.base.operations import BaseDatabaseOperations
from django.utils import timezone
from django.utils.duration import duration_microseconds
from django.utils.encoding import force_str
class DatabaseOperations(BaseDatabaseOperations):
@ -141,10 +142,8 @@ class DatabaseOperations(BaseDatabaseOperations):
# With MySQLdb, cursor objects have an (undocumented) "_executed"
# attribute where the exact query sent to the database is saved.
# See MySQLdb/cursors.py in the source distribution.
query = getattr(cursor, '_executed', None)
if query is not None:
query = query.decode(errors='replace')
return query
# MySQLdb returns string, PyMySQL bytes.
return force_str(getattr(cursor, '_last_executed', None), errors='replace')
def no_limit_value(self):
# 2**64 - 1, as recommended by the MySQL documentation

3
django/db/backends/mysql/schema.py
View File

@ -31,8 +31,9 @@ class DatabaseSchemaEditor(BaseDatabaseSchemaEditor):
def quote_value(self, value):
self.connection.ensure_connection()
# MySQLdb escapes to string, PyMySQL to bytes.
quoted = self.connection.connection.escape(value, self.connection.connection.encoders)
if isinstance(value, str):
if isinstance(value, str) and isinstance(quoted, bytes):
quoted = quoted.decode()
return quoted