[jira] [Created] (CARBONDATA-3209) Remove unused import

[xubo245 (JIRA)]

xubo245 created CARBONDATA-3209:
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             Summary: Remove unused import
                 Key: CARBONDATA-3209
                 URL: https://issues.apache.org/jira/browse/CARBONDATA-3209
             Project: CarbonData
          Issue Type: Improvement
    Affects Versions: 1.5.1
            Reporter: xubo245


Remove unused import，for example：

{code:java}
import java.io.File
import org.apache.commons.lang3.StringUtils
import scala.util.Random
import org.apache.spark.SparkEnv
{code}
in org.apache.spark.sql.execution.datasources.SparkCarbonTableFormat。

Please find other unused import in other class



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