pub trait SupportsDefaultKeyword { }
Available on crate feature
i-implement-a-third-party-backend-and-opt-into-breaking-changes
only.Expand description
A marker trait indicating if a DEFAULT
like expression
is supported as part of INSERT INTO
clauses to indicate
that a default value should be inserted at a specific position
If you use a custom type to specify specialized support for DEFAULT
expressions implementing this trait opts in support for DEFAULT
value expressions for inserts. Otherwise diesel will emulate this
behaviour.