Question: what are hive data types?
Answer: Numeric Types. TINYINT (1-byte signed integer, from -128 to 127) SMALLINT (2-byte signed integer, from -32,768 to 32,767) ... 
Date/Time Types. TIMESTAMP. DATE.
String Types. STRING. VARCHAR. ... 
Misc Types. BOOLEAN. ... 
Complex Types. arrays: ARRAY<data_type>