Quanlong Huang created IMPALA-13883:
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Summary: Show the Lag of Event Processing in STATUS Command
Key: IMPALA-13883
URL: https://issues.apache.org/jira/browse/IMPALA-13883
Project: IMPALA
Issue Type: Improvement
Components: Catalog
Reporter: Quanlong Huang
Assignee: Quanlong Huang
IMPALA-12785 adds SQL commands to control the status of EventProcessor. There
is one to get the status:
{noformat}
[localhost:21050] default> :event_processor('status');
+--------------------------------------------------------------------------------+
| summary
|
+--------------------------------------------------------------------------------+
| EventProcessor status: ACTIVE. LastSyncedEventId: 75786. LatestEventId:
75786. |
+--------------------------------------------------------------------------------+
Fetched 1 row(s) in 0.08s{noformat}
It'd be helpful to also show the lag of event processing.
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