• Express Install mode—Installs Ingres in the default location using default configuration values, without any prompts.

• Interactive mode—Installs Ingres through a forms-based utility that lets you make decisions throughout the process. Your actual installation and setup script output is saved to a file called install.log in the $II_SYSTEM/ingres files directory.

• Command line mode—Installs Ingres through a command (and any optional flags) that you enter at the operating system prompt. The installation procedure runs without interruption.