Du kan bruge en UNION
, som vil fjerne dubletterne (mens UNION ALL
vil beholde dubletterne)
SELECT FirstUrlColumn AS url
FROM myTable
UNION
SELECT secondUrlColumn AS url
FROM myTable
Du kan bruge en UNION
, som vil fjerne dubletterne (mens UNION ALL
vil beholde dubletterne)
SELECT FirstUrlColumn AS url
FROM myTable
UNION
SELECT secondUrlColumn AS url
FROM myTable