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APPX Release 4.1
Conference - 2002
APPX Release 4.1
APPX 4.1 is the single, most significant release in the history of the product!
APPX Release 4.1
• GUI Design by Specification
• RDBMS Enhancements
• Performance
Three Major Areas of Focus
APPX Release 4.1
• HPUX 11
• AIX 4.3.3
• Solaris 8
• Windows NT 4 SP6
• Windows 2000
• Red Hat Linux 6.2
• SCO 5.0.4p
• NCR SVR4 MP RAS 03.02.00.39
• OS400 5.1
OS Requirements
APPX Release 4.1
• Oracle 7, 8
• Sybase 12
• DB2 6.1 (Windows NT/2000)
• DB2 7.1 (Unix)
• SQL Server 2000
• Access 2000
RDBMS Requirements
APPX Release 4.1
• OS Release
• RDBMS Release
• Data files are compatible
• Design files changed
• Design files cannot be downgraded
Upgrade Considerations...
APPX Release 4.1
• APPX Reportwriter (SQL)
• APPX Client (GUI)
• APPX/ODBC Driver
• Language Translation
• Four sessions per user
• Web Interface to APPX Backend
• APPX Client in a Browser
• APPX/Net
FREE Features in APPX 4.1!!!
APPX Release 4.1
• User Rights
• Designer Rights
• RDBMS Interfaces
• Maintenance– Software Updates
– Tech Support
Only Four Chargeable Items!!!
APPX Release 4.1
• Menu processes
• Input processes
GUI Design by Specification
APPX Release 4.1
• Included with APPX 4.1
• Application DMO 00
• Database DMO
• Requires APPX GUI Client
GUI Demo Application
APPX Release 4.1
• Title Bar
• Wallpaper/Background Color
• Pull-down Menus
• Toolbar buttons
• Right-Click Menu
• Buttons
• Frames
• Labels
• Pictures
• Fields
GUI Menus/Inputs
APPX Release 4.1
• Title bar Color
• Title Text– Text Alignment (Left/Right/Center)
– Text Font/Scaling/Style/Color
• Resource (Icon)
• Buttons (Help/Return/End)
Title Bar Attributes
APPX Release 4.1
• Resource (Wallpaper)
• Background Color
• Border Style
• Border Color
Window Attributes
APPX Release 4.1
• Defined as GUI Attributes of Optional Children
• Multiple pull-down menus
• Multiple pullout menus
• Menu Item Resource (Icon)
• Menu Item Icon location (Left/Right of text)
• Shortcut keys
• Menu Item Text (Font/Scaling/Style/Color)
• Menu Item Background color
Pull-Down/Right-Click Menus
APPX Release 4.1
• Separator Lines (Before/After)
• Invisible?
• Enabled?
• Menu Item Tooltips
Pull-Down/Right-Click Menus
APPX Release 4.1
• Isolate graphics from application
• Different graphic for each “state”
• Identifies graphic location type– Server
– Client
• Identifies graphic location– Pathname
– url
Named Resources
APPX Release 4.1
• Graphic formats supported– GIF
– Animated GIF
– JPEG
– BMP
Named Resources
APPX Release 4.1
• Stored in memory
• Implemented via ILF statements– CREATE
– SCRATCH
– OPEN
• Possible uses– Increase runtime performance
– Constrained Scans
– Temporary copy of disk file
Cached Files
APPX Release 4.1
• Client-side printing
• Send file to client
• Retrieve file from client
• Run a “document” on client
• Run a program on client
Desktop Integration via the APPX Client
APPX Release 4.1
• Triggered by file I/O
• Defined as “rules” for a file– File Open
– Post Read
– Pre Update
– Post Update
– File Close
File Level Event Points
APPX Release 4.1
• Possible uses– Enforcing referential Integrity between files
• Key change
• Delete related records
– Updates to related files
File Level Event Points
APPX Release 4.1
• Support for variable length records– Support for compressed records
– Save disk space
– Quick restructures
• Support for larger file sizes– Up to 4GB for Unix
– Up to 2GB for Windows
APPXIO
APPX Release 4.1
• “Automatic” Fast Queries
• Query record selection will use indexes– APPX will pick the “best” index to use
– Designer can supply “hints”• BEG AT
• END AT
• APPX will skip the sort if possible
• APPX will sort in memory if possible– APPX_RUN_MEM
– APPX_DISK_SORT_THRESHOLD
“Fast” Queries
APPX Release 4.1
• “Designed” fast queries– Optimize complex selection logic
– New event point• ESTABLISH PCF RANGE
– New subroutine• PROCESS QUERY RECORD
“Fast” Queries
APPX Release 4.1
• ILF Statements– PASS statement enhanced
– RECEIVE statement implemented
• Use with– GOSUB
– Process invocation ILF statements
– Automatic/Optional child processes
• Nested subroutine “calls” supported
“True” Subroutines
APPX Release 4.1
• PASS Statement– Pass arguments to “subroutines”
– Returned results from “subroutines”
• RECEIVE Statement– Receive arguments
• Automatic data type conversion
– Localize variables
“True” Subroutines
APPX Release 4.1
• Major rewrite of RDBMS interfaces– Significantly improved performance
– Major new features
– Support for more databases
RDBMS Interfaces
APPX Release 4.1
• Significantly improved performance– Quick restructures
• Use ALTER TABLE when possible
– Faster record I/O• SQL Statement Caching
• Retrieve rows by Row ID
• Partial Record I/O
• Cached Files
RDBMS Interfaces
APPX Release 4.1
• Major new features– Commit
• COMMIT statement
• Process Commit Mode– Compatibility
– PCF Cycle
– End
– Manual
– Rollback• ROLLBACK statement
• SAVE PNT statement
RDBMS Interfaces
APPX Release 4.1
• Major new features– Field Overrides when creating tables
• Field Name
• Field Type
• Nullability
– Table Sizing when creating table• FMS Group enhanced
– Better data type conversions
RDBMS Interfaces
APPX Release 4.1
• Support for more databases– Oracle
– ODBC for Windows• MS SQL Server
• MS Access
– DB2 (Beta status)
– Sybase (Beta status)
– ODBC for Unix/Linux (Beta status)
RDBMS Interfaces
APPX Release 4.1
• FMS Groups– Replaced control strings with specifications
– Added Table sizing options
– Added a few RDBMS runtime options
– Added Identities for remote logins• User IDs
• Passwords
RDBMS Interfaces
APPX Release 4.1
• Oracle table
• MS SQL Server
• Text Files
Data Dictionary Importer (0UT)
APPX Release 4.1
• Generates:– Menus
– File Maintenance
– Transaction Entry
– File Lists
Application Generator
APPX Release 4.1
• Fixed all known bugs
• New version of “asql” table importer– Prompts for Login
– Prompts for host/port
– Prompts for Database/Application
• Improved reliability
• Improved performance
APPX/ODBC Driver for Windows
APPX Release 4.1
• Client Applications– Prompt for login
• Validate Server login
• Validate APPX login
– Run File Level Event Points
– Enforce APPX Data Security
– Enforce APPX Key Protection
APPX/ODBC Driver for Windows
APPX Release 4.1
• Enforce APPX Data Security– File Read/Modify
– Field Read/Modify
– Record Access
• Enforce APPX Key Protection– Key Change
– Key Delete
APPX/ODBC Driver for Windows
APPX Release 4.1
• Buttons on menu and input images
• Pull-down menu– System (Direct Process 1)
– Application (Direct Process 2)
– Process (Current Process)
• Title Bar with buttons
• Check boxes for Logic fields
• Horizontal scrolling
• Scrolling text fields
Auto-GUI for Character Mode Applications
APPX Release 4.1
• Scan indicators (Binoculars)– PCF scan
– DLU scan
• List box for token fields
• Scrolling screens– Boxes around column headings
– Separator lines between fields and records
– Scroll bar
Auto-GUI for Character Mode Applications
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