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-rw-r--r--lib/sqlalchemy/engine/default.py7
1 files changed, 5 insertions, 2 deletions
diff --git a/lib/sqlalchemy/engine/default.py b/lib/sqlalchemy/engine/default.py
index b8578151b..dcbf8c76f 100644
--- a/lib/sqlalchemy/engine/default.py
+++ b/lib/sqlalchemy/engine/default.py
@@ -15,7 +15,7 @@ as the base class for their own corresponding classes.
import re, random
from sqlalchemy.engine import base
from sqlalchemy.sql import compiler, expression
-
+from sqlalchemy import exc
AUTOCOMMIT_REGEXP = re.compile(r'\s*(?:UPDATE|INSERT|CREATE|DELETE|DROP|ALTER)',
re.I | re.UNICODE)
@@ -70,7 +70,10 @@ class DefaultDialect(base.Dialect):
typeobj = typeobj()
return typeobj
-
+ def validate_identifier(self, ident):
+ if len(ident) > self.max_identifier_length:
+ raise exc.IdentifierError("Identifier '%s' exceeds maximum length of %d characters" % (ident, self.max_identifier_length))
+
def oid_column_name(self, column):
return None