@Deprecated(since = "3.8.0", forRemoval = true)
    default T findOnly() {
        return one();
    }
Get the only row in the result set.
@throws IllegalStateException if zero or multiple rows are returned
@return the object mapped from the singular row in the results
@deprecated use {@link #one()} or {@link #findOne()} instead.
core/src/main/java/org/jdbi/v3/core/result/ResultIterable.java