質問編集履歴
3
書式の改善
test
CHANGED
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File without changes
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test
CHANGED
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@@ -104,7 +104,7 @@
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104
104
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105
105
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1 2021/11/27 title-2
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106
106
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107
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-
2 2021/11/25 title-4
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107
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+
2 2021/11/25 title-4,title-5
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108
108
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109
109
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110
110
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2
書式の改善
test
CHANGED
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File without changes
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test
CHANGED
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@@ -31,10 +31,6 @@
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31
31
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32
32
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33
33
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```SQL
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34
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-
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35
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-
※, LISTAGG(b.name, ',') WITHIN GROUP (order by b.name)※
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36
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-
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37
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-
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38
34
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39
35
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CREATE TABLE mysql.test1 (id int, book_id int, lend_date Date)
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40
36
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@@ -88,6 +84,28 @@
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88
84
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89
85
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```
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90
86
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87
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+
現状の結果
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88
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+
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89
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+
id lend_date name
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90
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+
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91
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+
1 2021/11/26 title-1
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92
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+
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93
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+
1 2021/11/27 title-2
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94
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+
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95
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+
2 2021/11/25 title-4
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96
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+
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97
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+
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98
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+
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99
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+
欲しい結果
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100
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+
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101
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+
id lend_date name
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102
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+
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103
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+
1 2021/11/26 title-1,title-3
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104
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+
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105
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+
1 2021/11/27 title-2
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106
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+
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107
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+
2 2021/11/25 title-4
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108
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+
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91
109
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92
110
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93
111
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お忙しいところ見て頂きありがとうございます。
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1
書式の改善
test
CHANGED
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File without changes
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test
CHANGED
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@@ -32,43 +32,59 @@
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32
32
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33
33
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```SQL
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34
34
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35
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+
※, LISTAGG(b.name, ',') WITHIN GROUP (order by b.name)※
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36
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+
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37
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+
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38
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+
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39
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+
CREATE TABLE mysql.test1 (id int, book_id int, lend_date Date)
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40
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+
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41
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+
INSERT INTO mysql.test1 VALUES(1, 1, '2021/11/26')
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42
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+
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43
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+
INSERT INTO mysql.test1 VALUES(1, 2, '2021/11/27')
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44
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+
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45
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+
INSERT INTO mysql.test1 VALUES(1, 3, '2021/11/26')
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46
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+
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47
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+
INSERT INTO mysql.test1 VALUES(2, 4, '2021/11/25')
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48
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+
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49
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+
INSERT INTO mysql.test1 VALUES(2, 5, '2021/11/25')
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50
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+
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51
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+
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52
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+
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53
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+
CREATE TABLE mysql.test2 (book_id int, name varchar(10))
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54
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+
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55
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+
INSERT INTO mysql.test2 VALUES(1, 'title-1')
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56
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+
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57
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+
INSERT INTO mysql.test2 VALUES(2, 'title-2')
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58
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+
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59
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+
INSERT INTO mysql.test2 VALUES(3, 'title-3')
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60
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+
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61
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+
INSERT INTO mysql.test2 VALUES(4, 'title-4')
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62
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+
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63
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+
INSERT INTO mysql.test2 VALUES(5, 'title-5')
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64
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+
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65
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+
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66
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+
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35
67
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SELECT
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36
68
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37
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-
pay.member_id
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38
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-
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39
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-
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69
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+
a.id, a.lend_date, b.name ←※LISTAGG(b.name, ',') WITHIN GROUP (order by b.name)※
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40
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-
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41
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-
, DATE_FORMAT(a.date, '%Y年%c月%e日') as date
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42
70
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43
71
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FROM
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44
72
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45
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-
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73
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+
mysql.test1 a
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46
74
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47
75
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INNER JOIN
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48
76
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|
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49
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-
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|
77
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+
mysql.test2 b
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50
78
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51
79
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ON
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52
80
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|
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53
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-
a.id = b.id
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81
|
+
a.book_id = b.book_id
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54
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-
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|
55
|
-
WHERE
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|
56
|
-
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|
57
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-
a.date BETWEEN '2021-01-01 00:00:00' AND '2021-12-31 23:59:59'
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58
82
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|
59
83
|
GROUP BY
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60
84
|
|
|
61
|
-
a.id
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|
85
|
+
a.id
|
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62
86
|
|
|
63
|
-
, DATE_FORMAT(date, '%Y年%c月%e日')
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|
87
|
+
, DATE_FORMAT(a.lend_date, '%Y年%c月%e日')
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|
64
|
-
|
|
65
|
-
ORDER BY
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|
66
|
-
|
|
67
|
-
a.id
|
|
68
|
-
|
|
69
|
-
, a.date
|
|
70
|
-
|
|
71
|
-
, b.name
|
|
72
88
|
|
|
73
89
|
```
|
|
74
90
|
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