[FLINK-2229] Data sets involving non-primitive arrays cannot be unioned

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.9, 0.9.0, 0.10.0
• Fix Version/s: 0.9.1, 0.10.0
• Component/s: API / Scala
• Assignee: Sebastian Kruse
• Reporter: Sebastian Kruse
• Created: 15/Jun/15 17:58
• Updated: 28/Feb/19 14:29
• Resolved: 22/Jun/15 09:10

Description

The class ObjectArrayTypeInfo misses equals(...) and hashCode(). This becomes an issue when applying a union to data sets that somehow involve non-primitive arrays, because their data types appear to be different even though they are not.