Hive is a database built on top of Hadoop and facilitates easy data summarization, ad-hoc queries, and the analysis of large datasets stored in Hadoop compatible distributed file system.
While Hive supports positive like queries: ex. select * from table_name where column_name like 'root~%'; Hive Does not …
syntax hive sql-likeI have default db in hive table which contains 80 tables . I have created one more database and I want to …
hive hiveql impalaI know that we can make a single line comment with '--' in hiveQL(hive.sql scripts) but is there …
hiveIs there a way to keep the duplicates in a collected set in Hive, or simulate the sort of aggregate …
java hadoop user-defined-functions hiveWe have a timestamp epoch column (BIGINT) stored in Hive. We want to get Date 'yyyy-MM-dd' for this epoch. Problem …
hive unix-timestamp epoch millisecondsIf I write a hive sql like ALTER TABLE tbl_name ADD PARTITION (dt=20131023) LOCATION 'hdfs://path/to/tbl_name/…
sql hadoop hiveHive uses IF(condition, expression, expression), so when I want to do if / else if / else if / else, I have …
hive hqlI am having trouble trying to define map type in hive. According to Hive Manual there definitely is a map …
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