openlookeng/hetu-core

Listagg function

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Software Environment:

  • OpenLooKeng version (source or binary): 1.3

  • OS platform & distribution (eg., Linux Ubuntu 16.04):

  • Java version:

Describe the current behavior

Can a string_agg function be implemented to allow the following sql to run:
listagg (t1.rela_desc,',' order by t1.rela_desc)
This function has been implemented in trino-362.
https://trino.io/docs/current/functions/aggregate.html?#listagg.

Describe the expected behavior

Steps to reproduce the issue

Related log/screenshots

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