How to concatenate multiple rows' fields in a sap hana table

Question

I use SAP-HANA database. I have a simple 2 column table whose columns are id, name. The rows are these:

1 - tom
1 - harry
1 - jack
2 - larry

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Answer 1

If you are using HANA with revision 70, you can try this:-

SELECT ID, STRING_AGG(Name, ',')  AS Names
FROM TAB
GROUP BY ID;

And for more info read this

How to Concatenate Column Value from Multiple Rows into a Single Column?