Reynold Xin created SPARK-8245:
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Summary: string function: format_number
Key: SPARK-8245
URL: https://issues.apache.org/jira/browse/SPARK-8245
Project: Spark
Issue Type: Sub-task
Reporter: Reynold Xin
format_number(number x, int d): string
Formats the number X to a format like '#,###,###.##', rounded to D decimal
places, and returns the result as a string. If D is 0, the result has no
decimal point or fractional part. (As of Hive 0.10.0; bug with float types
fixed in Hive 0.14.0, decimal type support added in Hive 0.14.0)
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