You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@beam.apache.org by "Rui Wang (Jira)" <ji...@apache.org> on 2020/05/04 18:54:00 UTC
[jira] [Updated] (BEAM-9879) Support STRING_AGG in BeamSQL
[ https://issues.apache.org/jira/browse/BEAM-9879?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Rui Wang updated BEAM-9879:
---------------------------
Status: Open (was: Triage Needed)
> Support STRING_AGG in BeamSQL
> -----------------------------
>
> Key: BEAM-9879
> URL: https://issues.apache.org/jira/browse/BEAM-9879
> Project: Beam
> Issue Type: Task
> Components: dsl-sql, dsl-sql-zetasql
> Reporter: Rui Wang
> Priority: Major
>
> Support STRING_AGG function in ZetaSQL dialect. (Also if Calcite has this function built-in, support it in Calcite dialect too)
> See the reference: https://cloud.google.com/bigquery/docs/reference/standard-sql/aggregate_functions#string_agg
> Examples:
> {code:sql}
> SELECT STRING_AGG(fruit) AS string_agg
> FROM UNNEST(["apple", NULL, "pear", "banana", "pear"]) AS fruit;
> +------------------------+
> | string_agg |
> +------------------------+
> | apple,pear,banana,pear |
> +------------------------+
> {code}
--
This message was sent by Atlassian Jira
(v8.3.4#803005)