Method update_question

ch_07/src/store.rs:86–115

(
        &self,
        question: Question,
        question_id: i32,
    )

    }

    pub async fn update_question(
        &self,
        question: Question,
        question_id: i32,
    ) -> Result<Question, Error> {
        match sqlx::query(
            "UPDATE questions SET title = $1, content = $2, tags = $3
        WHERE id = $4
        RETURNING id, title, content, tags",
        )
        .bind(question.title)
        .bind(question.content)
        .bind(question.tags)
        .bind(question_id)
        .map(|row: PgRow| Question {
            id: QuestionId(row.get("id")),
            title: row.get("title"),
            content: row.get("content"),
            tags: row.get("tags"),
        })
        .fetch_one(&self.connection)
        .await
        {
            Ok(question) => Ok(question),
            Err(e) => {
                tracing::event!(tracing::Level::ERROR, "{:?}", e);
                Err(Error::DatabaseQueryError)
            }
        }
    }

    pub async fn delete_question(
        &self,