[FLINK-15677] TableSource#explainSource should return the field names from getProducedDataType instead of getTableSchema

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Won't Fix
• Affects Version/s: 1.10.0
• Component/s: Table SQL / Planner
• Labels: pull-request-available
• Assignee: Unassigned
• Reporter: hailong wang
• Created: 20/Jan/20 03:42
• Updated: 19/Feb/21 07:30
• Resolved: 17/Nov/20 02:51

Description

For the fields push down, the final fieldNames  of tablesource are not consistent with FieldNames from TableSchema. So we should return the field names from getProducedDataType instead of getTableSchema.

Issue Links

• is related to: FLINK-15479 Override explainSource method in JDBCTableSource
• links to: GitHub Pull Request #11016