Function backend::db::function::similarity

source ยท 
pub fn similarity<t1, t2>(t1: t1, t2: t2) -> similarity<t1, t2>
where
    t1: AsExpression<Text>,
    t2: AsExpression<Text>,
Expand description

The pg_trgm SQL function similarity.

Used to find how similar two strings are.

If your column is nullable use similarity_nullable() instead.