create table with date column in sql - Wikitechy https://www.wikitechy.com/interview-questions/tag/create-table-with-date-column-in-sql/ Interview Questions Mon, 13 Sep 2021 05:44:14 +0000 en-US hourly 1 https://wordpress.org/?v=6.9 https://www.wikitechy.com/interview-questions/wp-content/uploads/2025/10/cropped-wikitechy-icon-32x32.png create table with date column in sql - Wikitechy https://www.wikitechy.com/interview-questions/tag/create-table-with-date-column-in-sql/ 32 32 What is the default value in hive ? https://www.wikitechy.com/interview-questions/hive/what-is-the-default-value-in-hive/ https://www.wikitechy.com/interview-questions/hive/what-is-the-default-value-in-hive/#respond Tue, 13 Jul 2021 21:18:08 +0000 https://www.wikitechy.com/interview-questions/?p=562
what is the default value in hive

Default value in hive

  • It does not contains default values, the normal way to handle null values by using the combine function.
How set default value for a certain field.

There is a file whose content is:

1,1
2,1
3,2
4,
5,

Then import into a hive table.

  • Create external table wikitechy (id int,value int) row format delimited fields terminated by ‘,’ stored as textfile location ‘/wtt/test/def’; select * from wikitechy;
1 1
2 1
3 2
4 NULL
5 NULL
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