回答編集履歴
1
キャスト
test
CHANGED
|
@@ -95,3 +95,35 @@
|
|
|
95
95
|
```
|
|
96
96
|
|
|
97
97
|
※値なし
|
|
98
|
+
|
|
99
|
+
|
|
100
|
+
|
|
101
|
+
# キャストしながら処理
|
|
102
|
+
|
|
103
|
+
|
|
104
|
+
|
|
105
|
+
```SQL
|
|
106
|
+
|
|
107
|
+
select t1.user_id,count(*) from login_log as t1
|
|
108
|
+
|
|
109
|
+
inner join user_master as t2 on t1.user_id=t2.user_id
|
|
110
|
+
|
|
111
|
+
where str_to_date(timestamp,'%m/%d/%y %H:%i') between str_to_date(install_datetime,'%m/%d/%y %H:%i') and str_to_date(install_datetime,'%m/%d/%y %H:%i') + interval 3 day
|
|
112
|
+
|
|
113
|
+
group by t1.user_id
|
|
114
|
+
|
|
115
|
+
```
|
|
116
|
+
|
|
117
|
+
```SQL
|
|
118
|
+
|
|
119
|
+
select t1.user_id from login_log as t1
|
|
120
|
+
|
|
121
|
+
inner join user_master as t2 on t1.user_id=t2.user_id
|
|
122
|
+
|
|
123
|
+
where str_to_date(timestamp,'%m/%d/%y %H:%i') between str_to_date(install_datetime,'%m/%d/%y %H:%i') and str_to_date(install_datetime,'%m/%d/%y %H:%i') + interval 3 day
|
|
124
|
+
|
|
125
|
+
group by t1.user_id
|
|
126
|
+
|
|
127
|
+
having count(*)>=3
|
|
128
|
+
|
|
129
|
+
```
|