I have wrote a hard code in class org.apache.hadoop.hive.serde2.OpenCSVSerde, but it doesn't work when I replace the old jar "/usr/hdp/current/hive-client/lib/hive-serde-1.2.1.2.3.0.0-2557.jar". what should I do to make the new jar work? @Override public Object deserialize(final Writable blob) throws SerDeException { Text rowText = (Text) blob; String text = rowText.toString().replace("\\N","\"\""); CSVReader csv = null; try { csv = newReader(new CharArrayReader(text.toCharArray()), separatorChar, quoteChar, escapeChar); ... View more

when uploading a CSV file containing "\N", I simply get the string value "N" instead of NULL in hive is there someone help to solve it ? https://github.com/ogrodnek/csv-serde/issues/15 , when uploading a CSV file containing "\N", I simply get the string value "N" instead of NULL in hive is there someone to solve it? https://github.com/ogrodnek/csv-serde/issues/15 ... View more