[TAJO-761] Implements INTERVAL type

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.9.0, 0.8.1
• Assignee: Hyoungjun Kim
• Reporter: Hyoungjun Kim
• Created: 14/Apr/14 11:36
• Updated: 12/Aug/14 05:35
• Resolved: 12/Aug/14 05:35

Description

In order to provide the following features, INTERVAL Type is required.

babokim# select timestamp '2001-09-28 01:00' + interval '23 hours';
      ?column?
---------------------
 2001-09-29 00:00:00
(1 row)

babokim=# select date '2001-10-01' - date '2001-09-28';
 ?column?
----------
        3
(1 row)