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https://issues.apache.org/jira/browse/FLINK-35930?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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dalongliu reassigned FLINK-35930:
---------------------------------
Assignee: Dylan He
> Add FORMAT_STRING function
> --------------------------
>
> Key: FLINK-35930
> URL: https://issues.apache.org/jira/browse/FLINK-35930
> Project: Flink
> Issue Type: Sub-task
> Components: Table SQL / API
> Reporter: Dylan He
> Assignee: Dylan He
> Priority: Major
>
> Add FORMAT_STRING function as the same in Spark.
> This function is a synonym for PRINTF function.
> ----
> Returns a formatted string from printf-style format strings.
> Example:
> {code:sql}
> > SELECT FORMAT_STRING('Hello World %d %s', 100, 'days');
> Hello World 100 days
> {code}
> Syntax:
> {code:sql}
> FORMAT_STRING(strfmt, obj...)
> {code}
> Arguments:
> * {{strfmt}}: A STRING expression.
> * {{obj}}: ANY expression.
> Returns:
> A STRING.
> See also:
> *
> [Spark|https://spark.apache.org/docs/3.5.1/sql-ref-functions-builtin.html#string-functions]
> *
> [Databricks|https://docs.databricks.com/en/sql/language-manual/functions/format_string.html]
> *
> [Hive|https://cwiki.apache.org/confluence/display/hive/languagemanual+udf#LanguageManualUDF-StringFunctions]
> printf
> * [PostgreSQL|https://www.postgresql.org/docs/16/functions-string.html] format
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