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Diffstat (limited to 'lib/sqlalchemy/sql/compiler.py')
| -rw-r--r-- | lib/sqlalchemy/sql/compiler.py | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql/compiler.py b/lib/sqlalchemy/sql/compiler.py index ade3c623a..5c5bfad55 100644 --- a/lib/sqlalchemy/sql/compiler.py +++ b/lib/sqlalchemy/sql/compiler.py @@ -2511,6 +2511,8 @@ class DDLCompiler(Compiled): return preparer.format_table(table) def visit_unique_constraint(self, constraint): + if len(constraint) == 0: + return '' text = "" if constraint.name is not None: text += "CONSTRAINT %s " % \ |