Method fmt_sql

datafusion/physical-expr/src/expressions/binary.rs:588–612

(&self, f: &mut std::fmt::Formatter<'_>)

    }

    fn fmt_sql(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        fn write_child(
            f: &mut std::fmt::Formatter,
            expr: &dyn PhysicalExpr,
            precedence: u8,
        ) -> std::fmt::Result {
            if let Some(child) = expr.downcast_ref::<BinaryExpr>() {
                let p = child.op.precedence();
                if p == 0 || p < precedence {
                    write!(f, "(")?;
                    child.fmt_sql(f)?;
                    write!(f, ")")
                } else {
                    child.fmt_sql(f)
                }
            } else {
                expr.fmt_sql(f)
            }
        }

        let precedence = self.op.precedence();
        write_child(f, self.left.as_ref(), precedence)?;
        write!(f, " {} ", self.op)?;
        write_child(f, self.right.as_ref(), precedence)
    }
}

/// Casts dictionary array to result type for binary numerical operators. Such operators