1-1. Install "ms SQL Server 2005 (SP3)" (select the local account for the built-in account, select the windows and SQL hybrid modes for the logon mode, and set the password as needed; if no built-in account SA is set, log on to "SQL Server Management Studio" with Windows authentication, right-click the server name (with a green flag) properties → Security → SQL Server and Windows Authentication Mode (this mode is required for JDBC)
1-2 create a new userLogon Name → SA → logon attribute, and then set the password to disable "SQL Server Management Studio"
2-1. "Start" →"Program"→" Microsoft SQL Server 2005 "→" configuration tool "→" SQL Server Configuration Manager "(confirm that" SQL Server Management Studio "is disabled)
2-2. Stop "SQL Server (sqlexpress)" in "SQL Server 2005 service" (started by default)
2-3. Choose "SQL Server 2005 network configuration"> "MSSQLServer protocol" to start "TCP/IP" (disabled by default ), double-click "TCP/IP" to go to the property settings. In "ip address", check that "TCP port" in "ipall" (the last one) is 1433.
2-4. Start "SQL Server (MSSQLServer)" in "SQL Server 2005 service" (by default, it is stopped)
2-5. Disable "SQL Server Configuration Manager" (you can start "SQL Server Management Studio" and log on with the account SA and password. If the SQL Server server is correctly set, you should be able to log on successfully)