{PostgreSQLInstaller file name} exe /qn /l*v "{logfolder}\log.log"

{ServerInstaller file name} /qn SERVER_PWD_UPGRADE="{bc_user_password}" /l*v "{logfolder}\log.log"

{WebInstaller file name} /qn WS_PWD="{bc_user_password}" /l*v "{logfolder}\log.log"