public deleteAll_args setColumn(byte[] column) {
      this.column = column == null ? (java.nio.ByteBuffer)null     : java.nio.ByteBuffer.wrap(column.clone());
      return this;
    }
name of column whose value is to be deleted
hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift/generated/Hbase.java