From e5dce7b0fbd2965e524ce97114f501319ec2bb6f Mon Sep 17 00:00:00 2001
From: Mariusz Felisiak <felisiak.mariusz@gmail.com>
Date: Mon, 17 Apr 2017 14:22:00 +0200
Subject: [PATCH] Refs #27795 -- Removed unneeded force_text calls from the
 Oracle backend.

---
 django/db/backends/oracle/base.py          | 2 +-
 django/db/backends/oracle/introspection.py | 3 +--
 django/db/backends/oracle/operations.py    | 6 +++---
 3 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/django/db/backends/oracle/base.py b/django/db/backends/oracle/base.py
index 8572aeaae3..0f3ca46d98 100644
--- a/django/db/backends/oracle/base.py
+++ b/django/db/backends/oracle/base.py
@@ -451,7 +451,7 @@ class FormatStylePlaceholderCursor:
             # Handle params as sequence
             args = [(':arg%d' % i) for i in range(len(params))]
             query = query % tuple(args)
-        return force_text(query, self.charset), self._format_params(params)
+        return query, self._format_params(params)
 
     def execute(self, query, params=None):
         query, params = self._fix_for_params(query, params, unify_by_values=True)
diff --git a/django/db/backends/oracle/introspection.py b/django/db/backends/oracle/introspection.py
index 16dfc46d2c..03f5cd64a0 100644
--- a/django/db/backends/oracle/introspection.py
+++ b/django/db/backends/oracle/introspection.py
@@ -6,7 +6,6 @@ from django.db.backends.base.introspection import (
     BaseDatabaseIntrospection, FieldInfo, TableInfo,
 )
 from django.utils.deprecation import RemovedInDjango21Warning
-from django.utils.encoding import force_text
 
 
 class DatabaseIntrospection(BaseDatabaseIntrospection):
@@ -75,7 +74,7 @@ class DatabaseIntrospection(BaseDatabaseIntrospection):
             self.cache_bust_counter))
         description = []
         for desc in cursor.description:
-            name = force_text(desc[0])  # cx_Oracle always returns a 'str'
+            name = desc[0]
             internal_size, default = field_map[name]
             name = name % {}  # cx_Oracle, for some reason, doubles percent signs.
             description.append(FieldInfo(*(
diff --git a/django/db/backends/oracle/operations.py b/django/db/backends/oracle/operations.py
index bf9834d1f8..daf8007273 100644
--- a/django/db/backends/oracle/operations.py
+++ b/django/db/backends/oracle/operations.py
@@ -6,7 +6,7 @@ from django.conf import settings
 from django.db.backends.base.operations import BaseDatabaseOperations
 from django.db.backends.utils import strip_quotes, truncate_name
 from django.utils import timezone
-from django.utils.encoding import force_bytes, force_text
+from django.utils.encoding import force_bytes
 
 from .base import Database
 from .utils import BulkInsertMapper, InsertIdVar, Oracle_datetime
@@ -182,7 +182,7 @@ WHEN (new.%(col_name)s IS NULL)
 
     def convert_textfield_value(self, value, expression, connection, context):
         if isinstance(value, Database.LOB):
-            value = force_text(value.read())
+            value = value.read()
         return value
 
     def convert_binaryfield_value(self, value, expression, connection, context):
@@ -277,7 +277,7 @@ WHEN (new.%(col_name)s IS NULL)
     def process_clob(self, value):
         if value is None:
             return ''
-        return force_text(value.read())
+        return value.read()
 
     def quote_name(self, name):
         # SQL92 requires delimited (quoted) names to be case-sensitive.  When