Wwangleiinwanglei.hashnode.dev·Apr 26, 2023 · 2 min readDefault Permission MechanismDefault Permission Mechanism A user who creates an object is the owner of this object. By default, Separation of Duties is disabled after database installation. A database system administrator has the same permissions as object owners. After an objec...00
Wwangleiinwanglei.hashnode.dev·Apr 26, 2023 · 2 min readReplacing CertificatesReplacing Certificates Scenarios Default security certificates and private keys required for SSL connection are configured in openGauss. You can change them as needed. Prerequisites The formal certificates and keys for the server and client have been...00
Wwangleiinwanglei.hashnode.dev·Apr 26, 2023 · 7 min readGenerating CertificatesGenerating Certificates Scenarios In the test environment, users can use either of the following methods to test digital certificates. In a customer's operating environment, only a digital certificate obtained from a CA can be used. Prerequisites The...00
Wwangleiinwanglei.hashnode.dev·Apr 26, 2023 · 3 min readChecking the Number of Database ConnectionsChecking the Number of Database Connections Background If the number of connections reaches its upper limit, new connections cannot be created. Therefore, if a user fails to connect a database, the administrator must check whether the number of conne...00
Wwangleiinwanglei.hashnode.dev·Apr 26, 2023 · 2 min readEstablishing Secure TCP/IP Connections in SSH Tunnel ModeEstablishing Secure TCP/IP Connections in SSH Tunnel Mode Background To ensure secure communication between the database server and its clients, secure SSH tunnels can be established between the database server and clients. SSH is a reliable security...00
