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Yukun Zhou commented on IOTDB-4754: ----------------------------------- https://github.com/apache/iotdb/pull/7728 > NULL String while executing schema related queries > -------------------------------------------------- > > Key: IOTDB-4754 > URL: https://issues.apache.org/jira/browse/IOTDB-4754 > Project: Apache IoTDB > Issue Type: Bug > Reporter: Yuan Tian > Assignee: Yukun Zhou > Priority: Major > Attachments: image-2022-10-25-17-45-11-835.png, > image-2022-10-25-17-45-17-194.png > > Original Estimate: 8h > Remaining Estimate: 8h > > In `Column` of `TsBlock`, we should use `valueIsNull` field to indicate that > current position value is null instead of directly write a "null" string > value. > !image-2022-10-25-17-45-11-835.png|width=284,height=326! > !image-2022-10-25-17-45-17-194.png|width=883,height=497! -- This message was sent by Atlassian Jira (v8.20.10#820010)