[英]SQL query to fetch maximum number of the repeated field
I need to write the sql query to fetch the maximum "version" of the row of "title": 我需要编写sql查询来获取“标题”行的最大“版本”:
version title
1.1 article1
1.3 article3
1.1 article2
1.7 article1
1.8 article3
1.6 article2
output should be: maximum version of article 1 ,2 3 are respectievly, 1.7,1.6,1.8 输出应为:第1条,第2条,第3条的最高版本分别为1.7、1.6、1.8
version title
1.7 article1
1.6 article2
1.8 article3
how to achieve this? 如何做到这一点?
SELECT
MAX(varsion),
Title
FROM
MyTable
GROUP BY Title
SELECT title, MAX(Version)
FROM MyTable
GROUP BY title
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