WARN: Establishing SSL connection without server's identity verification is not recommended when connecting to mysql

1. Detailed error message

Fri Jul 29 09:04span>:03 GMT+08:00 2022 WARN: Establishing SSL connection without server's identity verification is not recommended. According to to MySQL 5.5.45+, 5.6.26+ and 5.7.6+ requirements SSL connection must be established by default if explicit option isn't set. For compliance with existing applications not using SSL the verifyServerCertificate property is set to 'false'.You need either to explicitly disable SSL by settinguseSSL=false, or set useSSL=true and provide truststore for server certificate verification.Translation:Friday 7month29day09:04:03span> GMT+08:00 2022 WARN:It is not recommended to establish SSL without server authenticationconnect.According to MySQL 5.5.45+, 5.6.26+ and 5.7.6+ requirements, if no explicit option is set, an SSL connection must be established by default.To comply with existing applications that do not use SSL, the verifyServerCertificate attribute is set to 'false'.You need to explicitly disable SSL by setting useSSL=false, or setting useSSL=true and provides a trust store for server certificate verification.

Second, the solution

  Add **&useSSL=false** to the url to connect to the database, and then run the program without warning!!!