diff --git a/.travis.yml b/.travis.yml
index ac5914e4..27d587cb 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,59 +4,20 @@ python:
   - '2.6'
   - '2.7'
   - 'pypy'
+
 install:
   - pip install -e .
-env:
-  - DB=sqlite:memory
-  - DB=mysql://root:@localhost/test_w2p
-  - DB=postgres://postgres:@localhost/test_w2p
-  - DB=google:datastore
-#  - DB=google:datastore+ndb
-  - DB=mongodb://mongodb:mongodb@localhost/test_w2p
-  - DB=imap://imap:imap@localhost:993
+
 before_script:
-  - if [[ $TRAVIS_PYTHON_VERSION != '2.7' ]]; then pip install unittest2; fi
-  - if [[ $TRAVIS_PYTHON_VERSION == '2.7' ]]; then pip install coverage; fi;
-  - if [[ $TRAVIS_PYTHON_VERSION == '2.7' ]]; then pip install python-coveralls; fi
-  - if [[ $DB == postgres* ]]; then pip install psycopg2; fi;
-  - if [[ $TRAVIS_PYTHON_VERSION == '2.5' ]]; then pip install pysqlite; fi
-  - if [[ $DB == mysql* ]]; then mysql -e 'create database test_w2p;'; fi
-  - if [[ $DB == postgres* ]]; then psql -c 'create database test_w2p;' -U postgres; fi
-  - if [[ $DB == postgres* ]]; then psql -c 'create extension postgis;' -U postgres -d test_w2p; fi
-
-
-  # Install last sdk for app engine (update only whenever a new release is available)
-  - if [[ $DB == google* ]]; then wget http://googleappengine.googlecode.com/files/google_appengine_1.8.9.zip -nv; fi
-  - if [[ $DB == google* ]]; then unzip -q google_appengine_1.8.9.zip; fi
-  - if [[ $DB == google* ]]; then mv -f ./google_appengine/google ./google; fi
-
-  - if [[ $DB == mongodb* ]]; then pip install pymongo; fi
-  - if [[ $DB == mongodb* ]]; then mongo test_w2p --eval 'db.addUser("mongodb", "mongodb");'; fi
-
   #Temporal solution to travis issue #155
   - sudo chmod 777 /dev/shm
   - sudo rm -rf /dev/shm && sudo ln -s /run/shm /dev/shm
-matrix:
-  exclude:
-    - python: 'pypy'
-      env: DB=postgres://postgres:@localhost/test_w2p
-    - python: 'pypy'
-      env: DB=mysql://root:@localhost/test_w2p
-    - python: 'pypy'
-      env: DB=google:datastore
-    - python: '2.6'
-      env: DB=google:datastore
-#    - python: '2.6'
-#      env: DB=google:datastore+ndb
-
 
 script: export COVERAGE_PROCESS_START=gluon/tests/coverage.ini; ./web2py.py --run_system_tests --with_coverage
+
 after_success:
   - if [[ $TRAVIS_PYTHON_VERSION == '2.7' ]]; then coverage combine; fi
   - if [[ $TRAVIS_PYTHON_VERSION == '2.7' ]]; then coveralls --config_file=gluon/tests/coverage.ini; fi
-  
+
 notifications:
   email: true
-
-services: mongodb
-
diff --git a/gluon/globals.py b/gluon/globals.py
index 7091f40c..f872864a 100644
--- a/gluon/globals.py
+++ b/gluon/globals.py
@@ -25,7 +25,6 @@ from gluon.serializers import json, custom_json
 import gluon.settings as settings
 from gluon.utils import web2py_uuid, secure_dumps, secure_loads
 from gluon.settings import global_settings
-from gluon.dal import Field
 from gluon import recfile
 import hashlib
 import portalocker
@@ -767,6 +766,7 @@ class Session(Storage):
             compression_level(int): 0-9, sets zlib compression on the data
                 before the encryption
         """
+        from gluon.dal import Field
         request = request or current.request
         response = response or current.response
         masterapp = masterapp or request.application
diff --git a/gluon/tests/__init__.py b/gluon/tests/__init__.py
index 9d66896e..e2998d1c 100644
--- a/gluon/tests/__init__.py
+++ b/gluon/tests/__init__.py
@@ -1,4 +1,4 @@
-import os, sys
+import sys
 
 from test_http import *
 from test_cache import *
@@ -16,16 +16,7 @@ from test_validators import *
 from test_utils import *
 from test_contribs import *
 from test_web import *
-
+from test_dal import *
 
 if sys.version[:3] == '2.7':
     from test_old_doctests import *
-
-
-NOSQL = any([name in (os.getenv("DB") or "")
-            for name in ("datastore", "mongodb", "imap")])
-
-if NOSQL:
-    from test_dal_nosql import *
-else:
-    from test_dal import *
\ No newline at end of file