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GW-BASIC | 1982-11-10 | 1.3 KB | 37 lines |
- 10 CLS:KEY OFF
- 20 REM DBMS CREATED BY T.G.Lewis (USING THE IBM PERSONAL COMPUTER)
- 21 REM DBMS contains the following files:
- 22 REM create.bas, insert.bas, lookup.bas
- 23 REM backup.bas, screen.bas, dump.bas
- 24 REM DBMS allows up to 127 fields
- 30 REM-------------------------------------
- 40 REM
- 50 REM DBMENU.BAS
- 60 REM Root program of the DBMS demo program
- 70 REM
- 80 REM-----------------------------------------
- 90 REM
- 100 NMAX%=7
- 110 FOR I%=1 TO 25:PRINT:NEXT I%
- 120 PRINT TAB(25) "DATABASE MANAGEMENT SYSTEM":PRINT:PRINT
- 121 PRINT" To create a totally new database system you must first use [1], then [5], then
- 122 PRINT" [2].":PRINT:PRINT
- 130 PRINT" [ 1 ]. Create a database system."
- 140 PRINT" [ 2 ]. Add new records."
- 150 PRINT" [ 3 ]. Lookup or Modify existing records."
- 160 PRINT" [ 4 ]. Backup file and index."
- 170 PRINT" [ 5 ]. Build screen form ( for input )."
- 180 PRINT" [ 6 ]. Quick dump index file."
- 190 PRINT" [ 7 ]. Stop. Exit DBMS system."
- 200 PRINT:PRINT:PRINT:PRINT:PRINT" Select one of the above: "; :INPUT N%
- 210 PRINT:PRINT:PRINT
- 220 IF N%>NMAX% OR N%<1 THEN 110
- 230 ON N% GOTO 240,250,260,270,280,290,300
- 240 RUN "CREATE"
- 250 RUN "INSERT"
- 260 RUN "LOOKUP"
- 270 RUN "BACKUP"
- 280 RUN "SCREEN"
- 290 RUN "DUMP"
- 300 END
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