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#!/usr/local/bin/perl -w |
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use DBI; |
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|
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my $connect = "DBI:Pg:dbname=corp"; |
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my $sql="select date(s1.date),avg(s1.current) as zse,avg(s2.current) as ftse |
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from stocks as s1,stocks as s2 where time(s1.date) != '23:23:23' and |
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time(s2.date) != '23:23:23' and s1.date=s2.date and |
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s1.type='LSE' and s2.type='FTSE' |
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group by date(s1.date),date(s2.date) |
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"; |
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|
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my $dbh = DBI->connect("$connect","","") || die $DBI::errstr; |
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|
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$dbh->do("set datestyle='german'") || die $dbh->errstr(); |
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|
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$sth = $dbh->prepare("$sql") || die $dbh->errstr(); |
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$sth->execute() || die $sth->errstr(); |
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|
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print "#",join("\t",@{ $sth->{NAME} }),"\n"; |
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while (@arr = $sth->fetchrow_array() ) { |
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print join("\t",@arr),"\n"; |
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} |