質問編集履歴
4
e
title
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body
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@@ -72,6 +72,8 @@
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user_id,
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created_at
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74
74
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FROM posts
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75
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+
WHERE group_id = 1
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76
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+
ORDER BY created_at DESC;
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75
77
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)
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76
78
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UNION ALL
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79
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(
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@@ -85,9 +87,7 @@
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85
87
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user_id,
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86
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created_at
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89
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FROM tweets
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90
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+
WHERE group_id = 1
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91
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+
ORDER BY created_at DESC;
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88
92
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)
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89
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-
WHERE
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90
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-
group_id = 1
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91
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-
ORDER BY
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92
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-
created_at DESC;
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93
93
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```
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3
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body
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@@ -54,4 +54,40 @@
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54
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--------------------------------------------------------------------------------------------------------------------------
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55
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| 1 | null | 1 | hoge | 何か入る | null | 1 | 2015-10-10 10:00:00 |
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--------------------------------------------------------------------------------------------------------------------------
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|
57
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+
```
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58
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+
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59
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60
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+
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61
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62
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63
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+
```lang-sql
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|
64
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+
(
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65
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+
SELECT
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66
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+
group_id,
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|
67
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+
id AS post_id,
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|
68
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+
NULL AS tweet_id,
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|
69
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+
title,
|
|
70
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+
description,
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|
71
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+
NULL AS tweet,
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|
72
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+
user_id,
|
|
73
|
+
created_at
|
|
74
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+
FROM posts
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|
75
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+
)
|
|
76
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+
UNION ALL
|
|
77
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+
(
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|
78
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+
SELECT
|
|
79
|
+
group_id,
|
|
80
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+
NULL AS post_id,
|
|
81
|
+
id AS tweet_id,
|
|
82
|
+
NULL AS title,
|
|
83
|
+
NULL AS description,
|
|
84
|
+
tweet,
|
|
85
|
+
user_id,
|
|
86
|
+
created_at
|
|
87
|
+
FROM tweets
|
|
88
|
+
)
|
|
89
|
+
WHERE
|
|
90
|
+
group_id = 1
|
|
91
|
+
ORDER BY
|
|
92
|
+
created_at DESC;
|
|
57
93
|
```
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2
修正
title
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body
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File without changes
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1
書式の改善
title
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@@ -1,1 +1,1 @@
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|
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1
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-
MySQL
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1
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+
【MySQL】 複雑な検索条件のデータ取得について
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body
CHANGED
|
File without changes
|