apache/tajo — pull request #78 by hyunsik (2014-07-17 05:38:25+00:00)
Title: TAJO-914: join queries with constant values can cause schema mismatch in logical plan

This is a temporal solution, but it effectively fixes the critical problem.

Its essential solution would be TAJO-895. Please see the detail at https://issues.apache.org/jira/browse/TAJO-914.