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-rw-r--r--django/db/models/sql/where.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/django/db/models/sql/where.py b/django/db/models/sql/where.py
index 527ce833fc..c2215105c3 100644
--- a/django/db/models/sql/where.py
+++ b/django/db/models/sql/where.py
@@ -131,6 +131,8 @@ class WhereNode(tree.Node):
elif lookup_type in ('regex', 'iregex'):
# FIXME: Factor this out in to conn.ops
if settings.DATABASE_ENGINE == 'oracle':
+ if connection.oracle_version and connection.oracle_version <= 9:
+ raise NotImplementedError("Regexes are not supported in Oracle before version 10g.")
if lookup_type == 'regex':
match_option = 'c'
else: