[CALCITE-3029] Java-oriented field type is wrongly forced to be NOT NULL after being converted to SQL-oriented

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.19.0
• Fix Version/s: 1.20.0
• Labels: pull-request-available
• Assignee: Hongze Zhang
• Reporter: Hongze Zhang
• Created: 28/Apr/19 10:19
• Updated: 24/Jun/19 15:02
• Resolved: 30/Apr/19 08:25

Description

A Java-oriented field type loses its nullable constraint after calling method org.apache.calcite.jdbc.JavaTypeFactoryImpl#toSql(org.apache.calcite.rel.type.RelDataType).

Issue Links

• links to: GitHub Pull Request #1187