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lib/App/Chart/Database.pm  view on Meta::CPAN

=over 4

=item C<< App::Chart::Database->symbol_exists ($symbol) >>

Return true if C<$symbol> exists in the database.

=item App::Chart::Database->symbol_is_historical ($symbol)

Return true if C<$symbol> is marked as historical, meaning it's delisted, or
renamed, or whatever, but in any case is no longer actively trading.

=item C<< App::Chart::Database->symbol_name ($symbol) >>

Return the stock or commodity name for C<$symbol>, obtained from the
database.

=item C<< App::Chart::Database->symbol_decimals ($symbol) >>

Return the number of decimal places normally shown on prices for C<$symbol>.
For example prices in dollars might have this as 2 to show dollars and

lib/GT/DB/Chart.pm  view on Meta::CPAN

as many as available).  For example to get the last 250 trading days,

    my $prices = $db->get_last_prices ('GM', 250,
                                       $GT::Prices::DAYS);

=item C<< $str = $db->get_db_name ($symbol) >>

Return the company name for the stock C<$symbol>, or C<undef> if unknown.

For most applications, use C<< $db->get_name() >> instead (see C<GT::DB>),
since it tries your F<~/.gt/sharenames> file if nothing from
C<get_db_name()>.

=back

=head1 SEE ALSO

L<GT::DB>, L<GT::Prices>

L<App::Chart::Series::Database>