[FLINK-15484] How does the CEP of flink compare the current data of yesterday with the reference data? Is there a better way to get it continuously from ES

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Invalid
• Affects Version/s: 1.9.1
• Component/s: API / Core
• Assignee: Unassigned
• Reporter: smallyin
• Created: 06/Jan/20 09:23
• Updated: 06/Jan/20 09:37
• Resolved: 06/Jan/20 09:37