database connection DNS-Less using FreeTDS

wimal has asked for the wisdom of the Perl Monks concerning the following question:

I am new to perl. I wants to connect mssql database using freetds DSN-Less connection. I tried the tutorials listed from freetds and could not extablish connection. i would like see a example on this connection.

Comment on database connection DNS-Less using FreeTDS

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Re: database connection DNS-Less using FreeTDS
by NetWallah (Canon) on Dec 01, 2013 at 09:01 UTC

We can help you if you give us more information on what interface you are using (DBD::Sybase, ODBC, JDBC ) ?, as well as which specific tutorial code you tried (please post relevant lines), and what errors it fails with.

Please review How do I post a question effectively?.

When in doubt, mumble; when in trouble, delegate; when in charge, ponder. -- James H. Boren

[reply]

Re: database connection DNS-Less using FreeTDS
by Generoso (Prior) on Dec 02, 2013 at 03:20 UTC

Here is an example.

#!/usr/bin/perl

use DBI;
use strict;
use warnings;
my $dbh = DBI->connect('dbi:mysql:test','userid','password') or die "C
+annot connect: $DBI::errstr\n";
my @sql =();
$sql[0] = qq[SELECT AccNum as Account, max(date) as Date, Type, count(
+*) as Total_No, sum(Amount) as Amount
FROM transaction GROUP BY AccNum, Type
union
SELECT AccNum, max(date),'Balance', count(*), sum(if(type='Debit',-1*A
+mount,Amount))
FROM transaction GROUP BY AccNum;];
$sql[1] = qq[SELECT AccNum as Account, max(date) as Date, Type, 'CHEQU
+ENO' as Subtype, count(*) as Total_No, sum(Amount) as Amount
FROM transaction where chequeno is not null GROUP BY AccNum, Type
union
SELECT AccNum as Account, max(date) as Date, Type, 'DDNO' as Subtype, 
+count(*) as Total_No, sum(Amount) as Amount
FROM transaction where DDNO is not null GROUP BY AccNum, Type;];
$sql[2] = qq[desc transaction;];
$sql[3] = qq[select * 
from animals3;];
$sql[4] = qq[select * 
from transaction;];
$sql[5] = qq[call test.coldif("test.animals","test2.animals")];
open (FH, ">".$ENV{"TMP"}."\\mytmp.html") || die "Cannot open temporar
+y file: $!\n";
print FH '<HTML><Body>';
foreach (@sql) {
    my $l = $_;
    $l =~ s/\n/<br>/g;
    print FH '<p>'.$l.'</p>';
    my $tran_cur = $dbh->prepare($_)or print FH '<p><font color="red">
+Cannot prepare: '."$DBI::errstr</font></p>";
    $tran_cur->execute or print FH '<p><font color="red">SQL Error: '.
+"$DBI::errstr</font></p>";
    unless(defined $DBI::err){
        print FH '<table border=1 cellspacing=1 cellpadding=2><tr>';
        map {print FH "<td>$_</td>"}@{$tran_cur->{NAME}};
        print FH "</tr><br/>";
        while( my @data = $tran_cur->fetchrow_array)
        {
            print FH "<tr>";
            map {print FH "<td>";
                my $r = defined ($_) ? $_ : '&nbsp;'; 
                print FH length ($r)>0 ? $r: '&nbsp;';
                print FH "</td>";}@data;
            print FH "</tr>";
        }
        print FH "</table>";
        }
    }
print FH "<p>".$ENV{"TEMP"}."\\result.html</p>\n";
print FH "</Body></HTML>\n";
close FH;    
my $url = "file://".$ENV{"TMP"}."\\mytmp.html";
my $commandline = qq{start "$url" "$url"};
system($commandline) == 0
    or die qq{Couldn't launch '$commandline': $!/$?};
$dbh->disconnect;
sleep(5);
unlink $ENV{"TMP"}."\\mytmp.html" or warn "Could not unlink ".$ENV{"TM
+P"}."\\mytmp.html: $!";
#print $ENV{"TEMP"}."\\result.html";

__DATA__
SELECT AccNum, Type, SUM(Amount) FROM transaction GROUP BY AccNum, Typ
+e;
SELECT AccNum, count(*), max(date), Type, sum(Amount) FROM transaction
+ GROUP BY AccNum, Type
union
SELECT AccNum, max(date),'Balance', count(*), sum(if(type='Debit',-1*A
+mount,Amount)) FROM transaction GROUP BY AccNum;

SELECT * FROM transaction t where chequeno is not null or ddno is not 
+null;
SELECT AccNum, Type, sum(Amount) FROM transaction e GROUP BY AccNum, T
+ype;

DROP TABLE IF EXISTS test2.transaction;
CREATE TABLE  test2.transaction (
  TranID int(10) unsigned NOT NULL,
  Date date NOT NULL,
  AccNum int(10) unsigned NOT NULL,
  Type enum('Credit','Debit') NOT NULL,
  Amount decimal(10,2) NOT NULL,
  ChequeNo int(10) unsigned DEFAULT NULL,
  DDNo int(10) unsigned DEFAULT NULL,
  PRIMARY KEY (TranID)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

insert into entries values(TranID,Date,AccNum,Type,Amount,ChequeNo,DDN
+o');
insert into entries values(657520,'1999-07-02',0181432,'Debit',16000,4
+65774,null);
insert into entries values(657524,'1999-07-02',0181432,'Debit',13000,n
+ull,569086);
insert into entries values(657538,'1999-07-09',0181432,'Credit',11000,
+null,null);
insert into entries values(657548,'1999-07-18',0181432,'Credit',15500,
+null,null);
insert into entries values(657519,'1999-07-02',0181432,'Debit',12000,n
+ull,null);
insert into entries values(657523,'1999-07-02',0181432,'Credit',11000,
+null,null);
insert into entries values(657529,'1999-07-03',0181432,'Debit',15000,4
+66777,null);
insert into entries values(657539,'1999-07-10',0181432,'Credit',10000,
+null,null);
insert into entries values(657541,'1999-07-11',0181432,'Debit',12000,n
+ull,null);
insert into entries values(657525,'1999-07-03',0181432,'Debit',15000,n
+ull,569999);
insert into entries values(657533,'1999-07-05',0181432,'Credit',12500,
+null,null);
[download]

Result

SELECT AccNum as Account, max(date) as Date, Type, count(*) as Total_No, sum(Amount) as Amount
FROM transaction GROUP BY AccNum, Type
union
SELECT AccNum, max(date),'Balance', count(*), sum(if(type='Debit',-1*Amount,Amount))
FROM transaction GROUP BY AccNum;

Account	Date	Type	Total_No	Amount
181432	1999-07-18	Credit	5	60000.00
181432	1999-07-11	Debit	6	83000.00
181432	1999-07-18	Balance	11	-23000.00

SELECT AccNum as Account, max(date) as Date, Type, 'CHEQUENO' as Subtype, count(*) as Total_No, sum(Amount) as Amount
FROM transaction where chequeno is not null GROUP BY AccNum, Type
union
SELECT AccNum as Account, max(date) as Date, Type, 'DDNO' as Subtype, count(*) as Total_No, sum(Amount) as Amount
FROM transaction where DDNO is not null GROUP BY AccNum, Type;

Account	Date	Type	Subtype	Total_No	Amount
181432	1999-07-03	Debit	CHEQUENO	2	31000.00
181432	1999-07-03	Debit	DDNO	2	28000.00

desc transaction;

Field	Type	Null	Key	Default	Extra
TranID	int(10) unsigned	NO	PRI
Date	date	NO
AccNum	int(10) unsigned	NO
Type	enum('Credit','Debit')	NO
Amount	decimal(10,2)	NO
ChequeNo	int(10) unsigned	YES
DDNo	int(10) unsigned	YES

select *
from animals3;

SQL Error: Table 'test2.animals3' doesn't exist

select *
from transaction;

TranID	Date	AccNum	Type	Amount	ChequeNo	DDNo
657519	1999-07-02	181432	Debit	12000.00
657520	1999-07-02	181432	Debit	16000.00	465774
657523	1999-07-02	181432	Credit	11000.00
657524	1999-07-02	181432	Debit	13000.00		569086
657525	1999-07-03	181432	Debit	15000.00		569999
657529	1999-07-03	181432	Debit	15000.00	466777
657533	1999-07-05	181432	Credit	12500.00
657538	1999-07-09	181432	Credit	11000.00
657539	1999-07-10	181432	Credit	10000.00
657541	1999-07-11	181432	Debit	12000.00
657548	1999-07-18	181432	Credit	15500.00

call test.coldif("test.animals","test2.animals")

id	name	category	idp	Fecha	Cost
1	dog	home pet != pet	1	2009-01-11
2	cat	home pet	2	2009-05-06	000222.23 != 300.00
4	lax != lax2	wile	1	2009-09-01	000123.44
5	whale	fish1 != fish	2	2009-11-12	000100.00 != Null
9	test1 != test2	test1 != test2	1	2008-01-01	000150.10
12 != Null	testNull1 != Null	TesttNull != Null	5 != Null
18 != Null	castor != Null	Wiled != Null	7 != Null	2010-09-15 != Null	000001.01 != Null
Null != 11	Null != testNull2	Null != TesttNull	Null != 5

C:\Users\GMONTE~1\AppData\Local\Temp\result.html

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