How to migrate TDengine2.X version data to 3.X, A direct update doesn't seem to work。 My TDengine version is 2.6.0.22, The data volume is 1TB。 I want to upgrade TDengine to 3.0.5.1。 Whether to directly upgrade the version of the upgrade tool? If anyone has upgrade experience, please tell me how to upgrade.
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To upgrade from version 2.x to 2.6.0.34 (https://www.taosdata.com/engineering/10222.html), use taosdump to export the data. Move the exported data to the 3.x environment (using the latest version, 3.0.5.1), and then import it using the taosTools provided in TDengine 3.x.
Note:
For TDengine 3.x, download taosTools from https://docs.taosdata.com/releases/tools/ (latest version).
For TDengine 2.x (2.4-2.6), download the compatible taosTools from https://www.taosdata.com/all-downloads (latest version).

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