[HIVE-4844] Add varchar data type

• Type: New Feature
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.12.0
• Component/s: Types
• Assignee: Jason Dere
• Reporter: Jason Dere
• Created: 12/Jul/13 00:27
• Updated: 14/Dec/18 05:47
• Resolved: 15/Sep/13 17:24

Description

Add new varchar data types which have support for more SQL-compliant behavior, such as SQL string comparison semantics, max length, etc.
Char type will be added as another task.

Issue Links

• blocks: HIVE-5161 Additional SerDe support for varchar type
• incorporates: HIVE-5203 FunctionRegistry.getMethodInternal() should prefer method arguments with closer affinity to the original argument types
• incorporates: HIVE-5204 Change type compatibility methods to use PrimitiveCategory rather than TypeInfo
• incorporates: HIVE-5206 Support parameterized primitive types
• incorporates: HIVE-5209 JDBC support for varchar
• incorporates: HIVE-5278 Move some string UDFs to GenericUDFs, for better varchar support
• is depended upon by: HIVE-5209 JDBC support for varchar
• is related to: HIVE-5819 Hive Language Manual missing VARCHAR in Create Table
• is related to: HIVE-3976 Support specifying scale and precision with Hive decimal type
• is related to: HIVE-5191 Add char data type