diff --git a/ibm_db_sa/base.py b/ibm_db_sa/base.py
index e5f9454..54b2401 100644
--- a/ibm_db_sa/base.py
+++ b/ibm_db_sa/base.py
@@ -154,6 +154,10 @@ def process(value):
         return process
 
 
+class BOOLEAN(sa_types.Boolean):
+    __visit_name__ = 'BOOLEAN'
+
+
 class DOUBLE(sa_types.Numeric):
     __visit_name__ = 'DOUBLE'
 
@@ -190,6 +194,7 @@ class XML(sa_types.Text):
 }
 
 ischema_names = {
+    'BOOLEAN': BOOLEAN,
     'BLOB': BLOB,
     'CHAR': CHAR,
     'CHARACTER': CHAR,
diff --git a/ibm_db_sa/reflection.py b/ibm_db_sa/reflection.py
index e25414b..304c573 100644
--- a/ibm_db_sa/reflection.py
+++ b/ibm_db_sa/reflection.py
@@ -357,7 +357,13 @@ def get_foreign_keys(self, connection, table_name, schema=None, **kw):
                             sysfkeys.c.pkname, sysfkeys.c.pktabschema,
                             sysfkeys.c.pktabname, sysfkeys.c.pkcolname).\
             select_from(
-                join(systbl,sysfkeys, systbl.c.tabname == sysfkeys.c.pktabname)
+                join(systbl,
+                     sysfkeys,
+                     sql.and_(
+                         systbl.c.tabname == sysfkeys.c.pktabname,
+                         systbl.c.tabschema == sysfkeys.c.pktabschema
+                     )
+                 )
             ).where(systbl.c.type == 'T').\
             where(systbl.c.tabschema == current_schema).\
             where(sysfkeys.c.fktabname == table_name).\