diff --git a/frappe/database/database.py b/frappe/database/database.py
index 099c9f1fde..b1b5abffca 100644
--- a/frappe/database/database.py
+++ b/frappe/database/database.py
@@ -119,6 +119,9 @@ class Database(object):
 		if not run:
 			return query
 
+		# remove \n \t from start and end of query
+		query = re.sub(r'^\s*|\s*$', '', query)
+
 		if re.search(r'ifnull\(', query, flags=re.IGNORECASE):
 			# replaces ifnull in query with coalesce
 			query = re.sub(r'ifnull\(', 'coalesce(', query, flags=re.IGNORECASE)
diff --git a/frappe/permissions.py b/frappe/permissions.py
index af17faba01..a6c17fb59f 100644
--- a/frappe/permissions.py
+++ b/frappe/permissions.py
@@ -594,4 +594,4 @@ def is_parent_valid(child_doctype, parent_doctype):
 	from frappe.core.utils import find
 	parent_meta = frappe.get_meta(parent_doctype)
 	child_table_field_exists = find(parent_meta.get_table_fields(), lambda d: d.options == child_doctype)
-	return not parent_meta.istable and child_table_field_exists
\ No newline at end of file
+	return not parent_meta.istable and child_table_field_exists