回答編集履歴
1
SQLを修正
test
CHANGED
|
@@ -10,7 +10,7 @@
|
|
|
10
10
|
|
|
11
11
|
LEFT JOIN B ON A.id = B.id
|
|
12
12
|
|
|
13
|
-
SET
|
|
13
|
+
SET price = B.price
|
|
14
14
|
|
|
15
15
|
```
|
|
16
16
|
|
|
@@ -26,7 +26,7 @@
|
|
|
26
26
|
|
|
27
27
|
UPDATE A
|
|
28
28
|
|
|
29
|
-
SET
|
|
29
|
+
SET price = (SELECT price FROM B WHERE id = A.id)
|
|
30
30
|
|
|
31
31
|
WHERE EXISTS (SELECT price FROM B WHERE id = A.id)
|
|
32
32
|
|