3.1 Global Variables

Table 3-1 Global Variables Available in APEX_APPLICATION

Global Variable	Description
G_USER	Specifies the currently logged in user.
G_FLOW_ID	Specifies the ID of the currently running application.
G_FLOW_STEP_ID	Specifies the ID of the currently running page.
G_FLOW_OWNER	Defaults to the application's parsing schema. Use #OWNER# to reference this value in SQL queries and PL/SQL. Note: Changing G_FLOW_OWNER at runtime does not change the parsing schema.
G_REQUEST	Specifies the value of the request variable most recently passed to or set within the show or accept modules.
G_BROWSER_LANGUAGE	Refers to the web browser's current language preference.
G_DEBUG	Refers to whether debugging is switched on or off. Valid values for the DEBUG flag are 'Yes' or 'No'. Turning on debug shows details about application processing.
G_HOME_LINK	Refers to the home page of an application. If no page is given and if no alternative page is dictated by the authentication scheme's logic, the Application Express engine redirects to this location.
G_LOGIN_URL	Used to display a link to a login page for users that are not currently logged in.
G_IMAGE_PREFIX	Refers to the virtual path the web server uses to point to the images directory distributed with Oracle Application Express.
G_FLOW_SCHEMA_OWNER	Refers to the owner of the Application Express schema.
G_PRINTER_FRIENDLY	Refers to whether the Application Express engine is running in print view mode. This setting can be referenced in conditions to eliminate elements not desired in a printed document from a page.
G_PROXY_SERVER	Refers to the application attribute 'Proxy Server'.
G_SYSDATE	Refers to the current date on the database server. G_SYSDATE uses the DATE DATATYPE.
G_PUBLIC_USER	Refers to the Oracle schema used to connect to the database through the database access descriptor (DAD).
G_GLOBAL_NOTIFICATION	Specifies the application's global notification attribute.
G_X01, ... G_X10	Specifies the values of the X01, ... X10 variables most recently passed to or set within the show or accept modules. You typically use these variables in On-Demand AJAX processes.