mysql-connector

The below connection string might be helpful for your problem. “server=localhost:3320;uid=root;pwd=Mypwd;database=cc;persistsecurityinfo=true;convertzerodatetime=true” Else remove persistsecurityinfo and convertzerodatetime then try. “server=localhost:3320;uid=root;pwd=Mypwd;database=cc” Refer this too in MySQL documentation. // Sessions MySQLX.GetSession($”mysqlx://user@host/schema”) MySQLX.GetSession($”mysqlx://user@host/schema?connection-attributes”) MySQLX.GetSession($”mysqlx://user@host/schema?connection-attributes=true”) MySQLX.GetSession($”mysqlx://user@host/schema?connection-attributes=false”) MySQLX.GetSession($”mysqlx://user@host/schema?connection-attributes=[attr1=val1,attr2,attr3=]”) MySQLX.GetSession($”mysqlx://user@host/schema?connection-attributes=[]”) // Pooling MySQLX.GetClient($”mysqlx://user@host/schema”) MySQLX.GetClient($”mysqlx://user@host/schema?connection-attributes”) MySQLX.GetClient($”mysqlx://user@host/schema?connection-attributes=true”) MySQLX.GetClient($”mysqlx://user@host/schema?connection-attributes=false”) MySQLX.GetClient($”mysqlx://user@host/schema?connection-attributes=[attr1=val1,attr2,attr3=]”) MySQLX.GetClient($”mysqlx://user@host/schema?connection-attributes=[]”) Reference: https://dev.mysql.com/doc/connector-net/en/connector-net-8-0-connection-options.html solved Connection string for MySQL in C#