Recently, when using the SQL Server database, an error message of `error: 40` appeared unexpectedly…
## Export MySQL query data to csv file to `.csv`: ```plaintext # mysql -h xx.xx.xx.xx -u …
## solution ```plaintext ALTER TABLE tablename AUTO_INCREMENT = 1 ``` > **Note**: For InnoD…
## description error message: ```plaintext SQL>Alter database drop logfile group 20; Alter …
## Specific error information error message: ```plaintext mysqldump: Error 2013: Lost connec…
## description What should I do when MySQL reports an error `[Error] MySQL establishment of conn…
## description Use druid to query MySql with as and report the following error: > Error query…
## error message ```plaintext mysql ERROR 1093 (HY000): You can't specify target table 'table_n…
## description error message ```plaintext ERROR 1449 (HY000): The user specified as a define…
## error message When doing `EF Core Migration`, the Update-dataBase command always reports an e…
### **problem** after connecting to my remote MySQL database and refresh, my Pycharm still not s…