Hyoungjun Kim created TAJO-842:
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Summary: NULL handling in JDBC.
Key: TAJO-842
URL: https://issues.apache.org/jira/browse/TAJO-842
Project: Tajo
Issue Type: Improvement
Reporter: Hyoungjun Kim
Assignee: Hyoungjun Kim
Currently JDBC doesn't handle NULL value, only wasnull() is provided. JDBC
handles NULL data like the following rule.
- Text type: return java null.
- Int, Float type: throws SQLException("Value is null");
- Date/Time type: throws SQLException("Value is null");
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