http://localhost:8080/books.getBooksByGenre/Документальное/0/10

http://localhost:8080/books.getBooksByGenre/%D0%94%D0%BE%D0%BA%D1%83%D0%BC%D0%B5%D0%BD%D1%82%D0%B0%D0%BB%D1%8C%D0%BD%D0%BE%D0%B5/0/10

override fun findGenreByName(genreName: String): DatabaseGenre {
    return transaction(db) { getGenreByName(genreName) }
}

private fun getGenreByName(genreName: String): DatabaseGenre {
    return try {
        val foundGenre = GenreEntity.find { Genres.genre eq genreName }.single()
        DatabaseGenre(foundGenre.id.value, foundGenre.genre, foundGenre.link)
    } catch (e: Exception) {
        throw NothingFoundInDatabaseException("no one genre found by '$genreName'")
    } catch (e: NoSuchElementException) {
        val m = "Duplicates of genre with name '$genreName'"
        throw DuplicatedDataInDatabaseException(m)
    }
}

java.util.NoSuchElementException: Collection is empty.

SELECT genres.id, genres.genre, genres.link FROM genres WHERE genres.genre = 'Документальное'

SELECT genres.id, genres.genre, genres.link FROM genres WHERE genres.genre = 'simpleGenre'