回答編集履歴
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sample
test
CHANGED
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@@ -1,3 +1,39 @@
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1
1
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nameとmessageを連結した生成列を指定してやればよいでしょう。
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2
2
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3
3
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なお%・・・%のようなデータはインデックスにかからないので効率的な検索は困難です
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4
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+
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5
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+
# sample
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6
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7
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8
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9
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```SQL
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10
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11
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create table tbl(id int primary key,name varchar(30),message varchar(30),name_message varchar(61) AS (concat(name,' ',message)));
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12
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13
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insert into tbl(id,name,message) values
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14
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15
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(1,'aaa bbb','ccc ddd'),
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16
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17
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(2,'aaa','bbb ccc'),
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18
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19
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(3,'aaa bbb ccc','ddd'),
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20
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21
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(4,'aaa','bbb'),
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22
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23
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(5,'aaa','ddd'),
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24
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25
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(6,'ddd','ccc');
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26
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27
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28
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29
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select * from tbl
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30
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31
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where 1
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32
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33
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and name_message regexp 'aaa'
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34
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35
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and name_message regexp 'bbb'
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36
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37
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and name_message regexp 'ccc'
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38
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39
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```
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