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DBFEDIT.HST
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1990-09-15
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Dbase Editor
DBASE EDITOR Development History
--------------------------------
Version 1.2 - Released September 15, 1990
-----------------------------------------
1) Allow you to sort the database file and save it to
the disk in another name. You can specify the order
of fields you want to sort.
2) The mode of a particular field can be easily calculated.
All kind of fields are now supported. The number of
occurrence of the value is also shown.
3) You can now reorder the fields in the edit mode.
Any combination of fields can be choosed for editing.
You can also go to the next record and previous record
using the <PgDn> and <PgUp> keys in the EDIT mode.
This helps you a lot when you want to edit a lot of
data.
4) Add the Vertical Scroll bar in the window to indicate
the position of record in the file.
5) Easy scrolling in the get-info function.
You can now use <PgUp> and <PgDn> to scroll the
page of database information up and down easily.
6) Allow you to add multiple records. After pressing the
<F10> key to confirm the change, another empty
record will pop up. As soon as all new records have
been added. You can press <ESC> to abort.
7) Even faster calculating the sum, mean, standard
deviation and mode.
8) Add the HI Lo graph to the graphics functinos.
9) Add the Cublic Splien Graph to the graphics functions.
10) Even better user interface - Use Dialog and new
error message window. Different method to open a
window (open up in the middle).
11) Fix the stop searching bug in version 1.0
12) Fix some minor bugs.
Version 1.0 - Released January 8, 1990
--------------------------------------
1) Cut and Paste function are supported.
Easy manipulation of data between different database
file.
2) Add the draw bar graph function.
3) Add the draw stack graph function.
4) Add the change title function.
5) Add the Save Graph function. Save as GIF format.
6) You can now save the block of records in the database
file as ASCII text format.
7) Add the copy marked block function.
8) Change the function F4 to Mark beginning block.
and F5 to Mark ending block.
9) Some minor modifications.
Version 0.9 - Released October 8, 1989
--------------------------------------
1) Owning to a programming bug, the speed of screen output
is proportional to the number of fields present.
Now, the bug is fixed and so the screen output
is faster.
2) Use a larger file buffer, i.e. faster file access.
3) A graph plotting function is included.
4) A copy structure function is included.
5) Now, the search function can search a particular field.
6) Show current file name in the status line.
Dbase Editor
7) Add the Mark all records function.
8) When you edit more than one file, the program will
automatically change the window size for you.
9) Support Dbase IV and FOXPRO database files.
10) Fix a bug in memo field.
11) Allow you to choose a drive letter from A - Z.
12) Add the record filtering function.
13) Different opening screen.
14) Many minor modification.
Version 0.82 - Released September 8, 1989
-----------------------------------------
1) Faster screen output. More than three times faster.
2) Faster file read. Use a larger file buffer so that
the file access is very much faster. When you press
'PGUP' or 'PGDN', the screen update time is less than a
second!
3) The file search algorithm is improved and faster.
4) Add the view index expression function.
5) Add the calculator function.
6) Add the maximum and minimum function.
7) Add the Sum and Mean function.
8) Add the Standard Deviation and Variance function.
9) Fast calculation. When using a PS-2 model 50 to sum up
a field in a database with 500 records. It takes only
3 SECONDS!!!
10) Fix a bug in the search function.
11) Show free memory space in Get Info.
12) Use Large memory model instead of Small.
13) Many minor bugs.
Dbase Editor
Version 0.8 - Released on August 25, 1989 (1st release)
-------------------------------------------------------
Original Release!