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update a hive table
if I wang to update a table, e.g,
insert overwrite table mytable
select lower(col1), col2, col3 from mytable;
if mytable has many columns but I only need to update one of them, how can I write the
statement short?
Bejoy Ks 2012-03-16, 12:26
Bejoy Ks 2012-03-16, 12:30
Richard 2012-03-19, 02:30
Appan Thirumaligai 2012-03-17, 23:32