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77 lines
2.4 KiB
Plaintext
77 lines
2.4 KiB
Plaintext
/*
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* The following parts are Copyright of the individual authors.
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* www - http://harbour-project.org
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*
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* Copyright 2001-2002 David G. Holm <dholm@jsd-llc.com>
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* Documentation for: __dbSDF()
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*
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* See COPYING.txt for licensing terms.
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*
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*/
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/* $DOC$
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$TEMPLATE$
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Procedure
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$NAME$
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__dbSDF()
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$CATEGORY$
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API
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$SUBCATEGORY$
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Database
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$ONELINER$
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Copies the contents of a database to an SDF text file or
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appends the contents of an SDF text file to a database.
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$SYNTAX$
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__dbSDF( <lExport>, <xcFile>, [<aFields>],
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[<bFor>], [<bWhile>], [<nNext>], [<nRecord>], <lRest> )
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$ARGUMENTS$
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<lExport> If set to .T., copies records to an SDF file.
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If set to .F., append records from an SDF file.
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<xcFile> The name of the text file to copy to or append from.
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If a file extension is not specified, ".txt" is used by default.
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<aFields> An aray of field names to limit the processint to. If
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not specified, or if empty, then all fields are processed.
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<bFor> An optional code block containing a FOR expression that
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will reduce the number of records to be processed.
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<bWhile> An optional code block containing a WHILE expression
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that will reduce the number of records to be processed.
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<nNext> If present, but <nRecord> is not present, specifies to
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process this number of records, starting with the current record.
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A value of 0 means to process no records.
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<nRecord> If present, specifies the only record to process. A
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value of 0 means to process no records. Overrides <nNext> and <lRest>.
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<lRest> If <lExport> is .T., then if <lRest> is set to .T. and there are no
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<nRecord>, <nNext>, or <bWhile> arguments, processes all records from
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current to last.
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$DESCRIPTION$
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__dbSDF() copies all or selected contents of a database table
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to an SDF text file or appends all or selected contents of an
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SDF text file to a database table.
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$EXAMPLES$
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// Copy delinquent accounts into an SDF text file.
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USE ACCOUNTS NEW
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COPY TO overdue SDF FOR ! Empty( accounts->duedate ) ;
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.AND. Date() - accounts->duedate > 30
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// Import new customer records.
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USE CUSTOMER NEW
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APPEND FROM customer SDF
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$STATUS$
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S
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$COMPLIANCE$
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C
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$PLATFORMS$
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All
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$FILES$
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$SEEALSO$
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__dbDelim(), APPEND FROM, COPY TO
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$END$
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*/
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