我一直在爲一個項目工作了大約5個星期,現在我一直在做各種各樣的計算器貼子,我幾乎在最後一關。動態數據透視表MYSQL不完整SQL
我有重複的數據搜索每週總結的問題,但我似乎已經想通了,但現在我的聲明沒有完成。 更改編號: Weekly Sum Dynamic Pivot MYSQL
這裏是一個數據的小提琴。 http://sqlfiddle.com/#!9/a3610
$period = 'YEARWEEK';
$sql = "
SELECT
GROUP_CONCAT(DISTINCT
CONCAT(
'SUM(CASE WHEN (".$period."(date)) = ',
(".$period."(date)),
' THEN AMOUNT else 0 END) AS `',
(".$period."(date)),
'`'
)
ORDER BY date ASC) AS `pivot_columns`
FROM record_offering
WHERE date BETWEEN ? AND ?
ORDER BY date ASC
";
$stmt = $pdo->prepare($sql);
$date_from = '2017-01-01';
$date_to = '2017-10-01';
$stmt->execute([$date_from, $date_to]);
$row = $stmt->fetch();
$stmt->closeCursor();
$pivot_columns = $row['pivot_columns'];
$sql = "
SELECT title AS `Service`, {$pivot_columns}
from record_offering t1
join setting_service ON t1.service_id = setting_service.id
WHERE t1.date BETWEEN ? AND ?
GROUP BY title asc WITH ROLLUP
";
$stmt = $pdo->prepare($sql);
$stmt->execute([$date_from, $date_to]);
$results = $stmt->fetchAll();
$stmt->closeCursor();
正如你所看到的最後一個語句不完整:
SELECT title AS `Service`, SUM(CASE WHEN (YEARWEEK(date)) = 201635 THEN AMOUNT else 0 END) AS `201635`,
SUM(CASE WHEN (YEARWEEK(date)) = 201703 THEN AMOUNT else 0 END) AS `201703`,
SUM(CASE WHEN (YEARWEEK(date)) = 201709 THEN AMOUNT else 0 END) AS `201709`,
SUM(CASE WHEN (YEARWEEK(date)) = 201713 THEN AMOUNT else 0 END) AS `201713`,
SUM(CASE WHEN (YEARWEEK(date)) = 201715 THEN AMOUNT else 0 END) AS `201715`,
SUM(CASE WHEN (YEARWEEK(date)) = 201717 THEN AMOUNT else 0 END) AS `201717`,
SUM(CASE WHEN (YEARWEEK(date)) = 201718 THEN AMOUNT else 0 END) AS `201718`,
SUM(CASE WHEN (YEARWEEK(date)) = 201722 THEN AMOUNT else 0 END) AS `201722`,
SUM(CASE WHEN (YEARWEEK(date)) = 201723 THEN AMOUNT else 0 END) AS `201723`,
SUM(CASE WHEN (YEARWEEK(date)) = 201725 THEN AMOUNT else 0 END) AS `201725`,
SUM(CASE WHEN (YEARWEEK(date)) = 201726 THEN AMOUNT else 0 END) AS `201726`,
SUM(CASE WHEN (YEARWEEK(date)) = 201735 THEN AMOUNT else 0 END) AS `201735`,
SUM(CASE WHEN (YEARWEEK(date)) = 201736 THEN AMOUNT else 0 END) AS `201736`,
SUM(CASE WHEN (YEARWEEK(date)) = 201
from record_offering t1
join setting_service ON t1.service_id = setting_service.id
WHERE t1.`date` BETWEEN ? AND ?
GROUP BY title asc WITH ROLLUP
我試圖逃避各種方式查詢,但無論是在查詢完成,我的數據是重複的,或者不完全可以編譯。
認真考慮處理應用程序代碼中的數據顯示問題。它會大量簡化這個查詢。從我的角度來看,你現在的策略是完全回到前面 – Strawberry
我的初始嘗試只是一個基本的總和和組查詢,然後我使用php進行了轉換,但它不會將日常數據彙總到正確的位置。然後我被建議嘗試樞軸 –
當表示層代碼可用時,我無法看到以這種方式旋轉數據的要點。 – Strawberry