Business view columns. Columns that are included in the attached business view. These columns are populated with values from the database when a fetch is performed, and those values are the values that are saved to the database during an add or update.

Processing option values. These values are passed into the application when the     batch version is submitted. These processing option values are entered by the user or defined in a particular version of an application.

Event rules variables. Variables that you create in event rules using data     dictionary items. They are not manipulated by the system.

System variables. Values that represent environment variables that are made accessible to event rules.

System values. Values that represent constant system values that have been made accessible to event rules.

Text variables. Variables that you create in RDA for use in event rules.

Report constants. Includes column headings in columnar sections and the constant portion of fields in group sections.

Report variables.

Previous business view columns. Columns that are included in the attached business view. These columns are the previous values for a field rather  than the value currently in memory.

Previous report variables.