diff --git a/openerp/tools/sql.py b/openerp/tools/sql.py
index 9ce64906896..709edcf4538 100644
--- a/openerp/tools/sql.py
+++ b/openerp/tools/sql.py
@@ -4,3 +4,6 @@
 def drop_view_if_exists(cr, viewname):
     cr.execute("DROP view IF EXISTS %s CASCADE" % (viewname,))
     cr.commit()
+
+def escape_psql(to_escape):
+    return to_escape.replace('\\', r'\\').replace('%', '\%').replace('_', '\_')