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Mysql自连接,无需复杂_Mysql_Mysql Workbench - Fatal编程技术网

Mysql自连接,无需复杂

Mysql自连接,无需复杂,mysql,mysql-workbench,Mysql,Mysql Workbench,我有以下表格: Name a b c d 我想得到下面的结果 ╔════════╦════════════╗ ║ Name1 ║ Name2 ║ ╠════════╬════════════╣ ║ a ║ b ║ ║ a ║ c ║ ║ a ║ d ║ ║ b ║ c ║ ║ b ║ d ║ ║ c ║ d ║ ╚

我有以下表格:

Name
a
b
c
d

我想得到下面的结果

╔════════╦════════════╗
║ Name1  ║ Name2      ║
╠════════╬════════════╣
║      a ║          b ║
║      a ║          c ║
║      a ║          d ║
║      b ║          c ║
║      b ║          d ║
║      c ║          d ║
╚════════╩════════════╝

感谢您的帮助。

这是一个带有不等式条件的自联接:

select a.name name1, b.name name2
from mytable a
inner join mytable b on b.name > a.name

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