Dapatkan nilai datetime tertua dengan mysql

Gunakan fungsi agregat MIN :

SELECT MIN(date_added) AS OldestDate
FROM products_to_categories
WHERE products_id = 2085;

• Demo SQL Fiddle

Jika Anda mencari tanggal terlama untuk setiap produk, tambahkan GROUP BY :

SELECT products_id, MIN(date_added) AS OldestDate
FROM products_to_categories
GROUP BY products_id;

• Demo SQL Fiddle Diperbarui