FQDN is not configured during installation and configuration. There is no error when starting spingboot. The following error is reported when inserting data
Tdengine error (800000b): unable to establish connection
### Cause: java.sql.SQLException: TDengine ERROR (8000000b): Unable to establish connection
Solution:
vi /etc/taos/taos.cfg
/var/lib/taos/dnode/dnodeEps.json
The local windows system must install the client tdengine-client
Hosts to be set, as shown in the following figure
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