If output file is not too big then ^A can be replaced by using simple command like-
$ tr "\001" "," < src_file > out_file Thanks, Vinod On Tue, Aug 7, 2012 at 10:27 AM, zuohua zhang <zuo...@gmail.com> wrote: > Thanks so much!!!!!!!!! that did work. I have 200+ columns so it is quite > an ugly thing. No shortcut? > > > On Mon, Aug 6, 2012 at 9:50 PM, Vinod Singh <vi...@vinodsingh.com> wrote: > >> Change the query to something like- >> >> INSERT OVERWRITE DIRECTORY '/outputable.txt' >> select concat(col1, ',', col2, ',', col3) from myoutputtable; >> >> That way columns will be separated by ,. >> >> Thanks, >> Vinod >> >> >> On Tue, Aug 7, 2012 at 10:16 AM, zuohua zhang <zuo...@gmail.com> wrote: >> >>> I used the following that it won't help? >>> >>> ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t' >>> >>> On Mon, Aug 6, 2012 at 9:43 PM, Vinod Singh <vi...@vinodsingh.com>wrote: >>> >>>> Columns of a Hive table are separated by ^A character. Instead of doing >>>> a "SELECT * ", you may like to use concat function to have a separator of >>>> your choice. >>>> >>>> Thanks, >>>> Vinod >>>> >>>> >>>> On Tue, Aug 7, 2012 at 9:39 AM, zuohua zhang <zuo...@gmail.com> wrote: >>>> >>>>> I have used the following to output a hive table to a file: >>>>> DROP TABLE IF EXISTS myoutputable; >>>>> CREATE TABLE myoutputtable >>>>> ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t' >>>>> STORED AS TEXTFILE >>>>> AS >>>>> select >>>>> * >>>>> from originaltable; >>>>> INSERT OVERWRITE DIRECTORY '/outputable.txt' >>>>> select * from myoutputtable; >>>>> >>>>> then i used >>>>> hadoop dfs -getmerge /outputtable.txt /mnt/ >>>>> >>>>> but the /mnt/outputtable.txt file shows strange characters ^A in the >>>>> file. What did I do wrong? >>>>> >>>> >>>> >>> >> >
