CASE
を使用できます 節を選択します。
SELECT name,
SUM(CASE WHEN type = 'red' THEN "count" ELSE 0 END) numred,
SUM(CASE WHEN type = 'blue' THEN "count" ELSE 0 END) numblue
FROM tableName
GROUP BY name
CASE
を使用できます 節を選択します。
SELECT name,
SUM(CASE WHEN type = 'red' THEN "count" ELSE 0 END) numred,
SUM(CASE WHEN type = 'blue' THEN "count" ELSE 0 END) numblue
FROM tableName
GROUP BY name