按一列分组并显示另一列的所有结果 [英] Group by one column and Show all results from another column

问题描述

大家好，我正在尝试解决这个问题，我找不到解决方案.

Hi guys I am trying solve this , I can't find a solution.

我有 2 列，正在尝试按第一列进行选择和分组，并显示第二列中的所有记录.我的表是:

I have 2 columns, am trying to make a select and group by first column and display all records from the second column. My table is:

RegNo   Name
C117    Mariya Mathew
C117    Baino Baby
C117    Mathews Reji
C120    Nithin Abraham
C120    Vipin Saji
C120    Veetu Thomman

所以我的结果应该是:

C117  Mariya Mathew, Baino Baby, Mathews Reji
C120  Nithin Abraham, Vipin Saji, Veetu Thomman

请帮助我...提前致谢...

Kindly help me...Thanks in Advance...

推荐答案

使用 GROUP_CONCAT

Use GROUP_CONCAT

SELECT RegNo, GROUP_CONCAT(Name SEPARATOR ', ') Names
FROM MyTable
GROUP BY RegNo

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