pub struct Null;
Expand description
Empty struct that can be used to fill in a query parameter as NULL
.
Example
fn insert_null(conn: &Connection) -> Result<usize> {
conn.execute("INSERT INTO people (name) VALUES (?1)", [Null])
}
Trait Implementations§
source§impl From<Null> for ToSqlOutput<'_>
impl From<Null> for ToSqlOutput<'_>
source§impl ToSql for Null
impl ToSql for Null
source§fn to_sql(&self) -> Result<ToSqlOutput<'_>>
fn to_sql(&self) -> Result<ToSqlOutput<'_>>
Converts Rust value to SQLite value