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    Function NameDescription
    IMAXDIRReturns the name of a subdirectory of a table in HDFS. The subdirectory has the name that ranks highest in case-insensitive alphanumeric order.
    IMINDIRReturns the name of a subdirectory of a table in HDFS. The subdirectory has the name that ranks lowest in case-insensitive alphanumeric order.
    MAXDIRReturns the name of a subdirectory of a table in HDFS. The subdirectory has the name that ranks highest in case-sensitive alphanumeric order.
    MINDIRReturns the name of a subdirectory of a table in HDFS. The subdirectory has the name that ranks lowest in case-sensitive alphanumeric order.