A script-enabled browser is required for this page to function properly.

column

1. A vertical space in a database table that represents a particular domain of data. A column has a column name (for example, ENAME) and a specific datatype (for example, CHAR). For example, in a table of employee information, all of the employees' names would constitute one column. A record group column represents a database column.
2. A data model object created automatically for each column expression in a query's SELECT list, or created manually to perform summaries, formulas, or act as a placeholder.
3. The representation of an attribute of an entity.