Dylan He created FLINK-35920:
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Summary: Add PRINTF function
Key: FLINK-35920
URL: https://issues.apache.org/jira/browse/FLINK-35920
Project: Flink
Issue Type: Sub-task
Components: Table SQL / API
Reporter: Dylan He
Add PRINTF function as the same in Spark & Hive.
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Returns a formatted string from printf-style format strings.
Example:
{code:sql}
> SELECT PRINTF('Hello World %d %s', 100, 'days');
Hello World 100 days
{code}
Syntax:
{code:sql}
PRINTF(strfmt[, obj1, ...])
{code}
Arguments:
* {{strfmt}}: A STRING expression.
* {{objN}}: A STRING or NUMERIC 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/printf.html]
*
[Hive|https://cwiki.apache.org/confluence/display/hive/languagemanual+udf#LanguageManualUDF-StringFunctions]
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