[FLINK-19751] Fix document error for GroupBy Window Aggregation

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Component/s: Documentation, Table SQL / API
• Labels: stale-major
• Assignee: Unassigned
• Reporter: appleyuchi
• Created: 21/Oct/20 10:04
• Updated: 29/Apr/21 15:33
• Resolved: 29/Apr/21 15:33

Description

I'm learning Official document

For the part "GroupBy Window Aggregation"

change
.as("w")) -> .as("w")
please