[US, EU01] Presto: DROP COLUMN problem

Incident Report for Treasure Data

Resolved

The problem has been resolved.
We've identified the affected tables and customers are limited by this issue because the statement usage is limited. Our support team will contact the table owner individually to share the remediation steps.

Posted Dec 08, 2022 - 10:01 PST

Monitoring

We've deployed a fix.

Posted Dec 08, 2022 - 09:51 PST

Identified

We have identified the cause and are working on the fix

Posted Dec 08, 2022 - 09:42 PST

Investigating

We have found an issue in the DROP COLUMN behavior of Presto query engine. Investigating the cause

Posted Dec 08, 2022 - 09:22 PST

This incident affected: US (Presto Query Engine), Tokyo (Presto Query Engine), EU (Presto Query Engine), Korea (Presto Query Engine), and AP03 (Presto Query Engine).