Copyright ( 1997-2013) EDMGROUP Pty Ltd - EZY Prolog Reference

 List of predicates for group Direct DBASE III

[This is preliminary specification and subject to change.]

List of all groups


Type

Predicate

Parameters

Flow pattern

Description

determ

db3_close

INTEGER DB3_OBJECT

(i)

Close DB3_OBJECT opened by db3_open

determ

db3_open

STRING FILENAME,
INTEGER DB3_OBJECT

(i,o)

Open and associate DBase III file with DB3_OBJECT

determ

db3_properties

INTEGER DB3_OBJECT,
STRING FILENAME,
INTEGER TOTALRECS,
SLIST FIELDS

(i,o,o,o)

Returns properties of opened DBase III file.

nondeterm

db3_read

INTEGER DB3_OBJECT,
SLIST DATA

(i,o)

Read Dbase III file and access records non-deterministically.

determ

db3_read_row

INTEGER DB3_OBJECT,
INTEGER ROW,
SLIST DATA

(i,i,o)

Access specific row of the opened Dbase III file.


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