[FLINK-12899] Introduce a resolved expression with data type

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.9.0
• Component/s: Table SQL / API
• Labels: pull-request-available
• Assignee: Timo Walther
• Reporter: Timo Walther
• Created: 19/Jun/19 08:57
• Updated: 21/Jun/19 11:51
• Resolved: 21/Jun/19 11:49

Description

In order to move the OperationTreeBuilder and expression resolver rules to the flink-table-api-java module, we need to distinguish between general expression and resolved expressions. All resolved expressions have a output data type and are potentially serializable.

Issue Links

• links to: GitHub Pull Request #8822