[1.11.x] Used constant instead of hard-coded value for max index name length

Refs #26709 Backport of e7033e00f8 from master
2017-03-14 13:29:22 +01:00 · 2017-03-14 13:29:22 +01:00 · c654ead898
parent 293ff4d2b4
commit c654ead898
1 changed files with 1 additions and 1 deletions
--- a/django/db/models/indexes.py
+++ b/django/db/models/indexes.py
@ -108,7 +108,7 @@ class Index(object):
            column_names[0][:7],
            '%s_%s' % (self._hash_generator(*hash_data), self.suffix),
        )
-        assert len(self.name) <= 30, (
+        assert len(self.name) <= MAX_NAME_LENGTH, (
            'Index too long for multiple database support. Is self.suffix '
            'longer than 3 characters?'
        )