How to connect to Oracle 8i Database and start database services? Set the required variables from command prompt. > set ORACLE_SID=TestID > set ORACLE_HOME=D:\oracleHomePath > set PATH=%ORACLE_HOME%\bin;%PATH% > svrmgr30 Oracle Server Manager Release ****** PL/SQL Release 8.0.6.0.0 SVRMGR> connect username/password; Connected. SVRMGR> startup; ORACLE instance started. Total System Global Area .....Database Opened. SVRMGR> select dbid, name, log_mode from v$database; NAME DBID LOG_MODE TestID 2343434**** NOARCHIVELOG Here database is started and up running.