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[英]Mysql select query, splitting column data conditionally into 2 new columns
[英]Conditionally set value of column in MySQL select query
我在MySQL中有一个简单的查询
select AGE, NAME from Members;
返回,
20 ABC
11 PQR
21 XYZ
16 REW
我需要从会员中有条件地选择NAME,即如果AGE小于18,我需要打印MINOR。 所以我的输出将是
20 ABC
11 MINOR
21 XYZ
16 MINOR
我知道我应该以编程方式执行此操作,但我将输出直接转储为CSV格式的文件
INTO OUTFILE '$random_file_name' FIELDS TERMINATED BY ',' ENCLOSED BY '\"' LINES TERMINATED BY '\n'
MySQL查询本身有哪些选择来实现这一目标?
select AGE,
case when AGE < 18
then 'MINOR'
else NAME
end as NAME
from Members
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