Yuan Tian created IOTDB-5382:
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Summary: Support DIFF as built-in scalar function in IoTDB
Key: IOTDB-5382
URL: https://issues.apache.org/jira/browse/IOTDB-5382
Project: Apache IoTDB
Issue Type: New Feature
Components: Core/Query
Reporter: Yuan Tian
Assignee: 李伟豪-- This message was sent by Atlassian Jira (v8.20.10#820010)
