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Alpha Four (V.3.0)
    Alpha Four (V.3.0)
    = Free phone support 
    RDBMS and application development system. Creates customized
    applications without need for programming. Includes mouse support,
    multi-file data entry and multi-record scrollable regions on forms.
    Includes real-time and conditional posting, cascading, conditional and
    filtered lookups, referential integrity, colors on forms, summary
    values in field rules and on forms, custom view/browse menus, lookup
    and summary database functions and scripting commands.- 
    A fully-relational database that includes custom menus, sub-menus,
    passwords, macros and help messages. Features 128 fields and 4,000
    characters per record, two billion records per database, forms, browse
    tables, field rules, lookup tables and databases, indexes and search
    and update. Non-programmers can design customized applications by
    completing an outline of the application's menu choices. The user
    creates sets linking up to ten related databases allowing information
    to be accessed in multiple databases simultaneously. Once the set is
    defined, the user can create forms, mailing labels, letters and
    searches. Forms display one record at a time, and can be used to
    view, edit and enter records. Lookup tables provide a list of choices
    for a field, or restrict the entries in a field. Supports over 50
    mathematical, string, date and logical expressions. Allows the user
    to create up to seven indexes per database, and store up to 26 saved
    searches. The package includes a WYSIWYG report layout screen and a
    quick set-up feature. The user can create up to nine levels of
    grouping within a report. The multi-pass feature allows summary
    fields to be defined as pre-processed. Defining values and validation
    expressions, and cross-checking data provide data entry
      application development
    = 640 KB 
    = 3.5 MB 
    = No 
    EMS= Yes 
    MOUSE= No 
    = CGA 
    = $495 
    = 500,000 
    = 1993