engine: add setting for postgresql init statements (#38462)

bijoe/engine.py

@@ -23,6 +23,7 @@ import hashlib
 import psycopg2
 
 from django.core.cache import cache
+from django.conf import settings
 from django.utils.translation import ugettext_lazy as _
 
 from . import schemas
@@ -526,4 +527,6 @@ class Engine(object):
             with connection.cursor() as cursor:
                 search_path = ', '.join(['%s' % namespace for namespace in self.warehouse.search_path])
                 cursor.execute('SET SEARCH_PATH = %s' % search_path)
+                for statement in getattr(settings, 'BIJOE_INIT_SQL', []):
+                    cursor.execute(statement)
                 yield cursor

tests/settings.py

@@ -1 +1,4 @@
 BIJOE_CACHE = False
+BIJOE_INIT_SQL = [
+    'SET lc_time = \'fr_FR.UTF-8\'',
+]