diff options
Diffstat (limited to 'lib/sqlalchemy/schema.py')
| -rw-r--r-- | lib/sqlalchemy/schema.py | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/sqlalchemy/schema.py b/lib/sqlalchemy/schema.py index d623cf4d9..4d231d5ac 100644 --- a/lib/sqlalchemy/schema.py +++ b/lib/sqlalchemy/schema.py @@ -2133,7 +2133,11 @@ class CheckConstraint(Constraint): :param sqltext: A string containing the constraint definition, which will be used - verbatim, or a SQL expression construct. + verbatim, or a SQL expression construct. If given as a string, + the object is converted to a :class:`.Text` object. If the textual + string includes a colon character, escape this using a backslash:: + + CheckConstraint(r"foo ~ E'a(?\:b|c)d") :param name: Optional, the in-database name of the constraint. |