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-rw-r--r--test/sql/test_join_rewriting.py5
1 files changed, 5 insertions, 0 deletions
diff --git a/test/sql/test_join_rewriting.py b/test/sql/test_join_rewriting.py
index 922b7f322..c699a5c97 100644
--- a/test/sql/test_join_rewriting.py
+++ b/test/sql/test_join_rewriting.py
@@ -1,3 +1,8 @@
+"""These tests are all about the "join rewriting" feature built
+to support SQLite's lack of right-nested joins. SQlite as of
+version 3.7.16 no longer has this limitation.
+
+"""
from sqlalchemy import Table, Column, Integer, MetaData, ForeignKey, \
select, exists, union
from sqlalchemy.testing import fixtures, AssertsCompiledSQL