/usr/share/perl5/Class/DBI/Lite/SQLite.pm is in libclass-dbi-lite-perl 1.026-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 | package Class::DBI::Lite::SQLite;
use strict;
use warnings 'all';
use base 'Class::DBI::Lite';
use Carp 'confess';
use Class::DBI::Lite::TableInfo;
#==============================================================================
sub set_up_table
{
my $s = shift;
# Get our columns:
my $table = shift;
$s->_init_meta( $table );
$s->after_set_up_table;
1;
}# end set_up_table()
#==============================================================================
sub get_tables
{
my ($s, $schema) = @_;
local $s->db_Main->{AutoCommit};
my $sth = $s->db_Main->prepare(<<"");
select name
from sqlite_master
where type = 'table'
order by name
$sth->execute();
my @out = ( );
while( my ($name) = $sth->fetchrow )
{
push @out, $name;
}# end while()
$sth->finish();
@out ? return @out : return;
}# end get_tables()
#==============================================================================
sub get_meta_columns
{
my ($s, $schema, $table) = @_;
local $s->db_Main->{AutoCommit};
my $sth = $s->db_Main->prepare(<<"");
PRAGMA table_info( '$table' )
# Simple discovery of fields and PK:
$sth->execute( );
my @cols = ( );
my $PK;
while( my $rec = $sth->fetchrow_hashref )
{
# Is this the primary column?:
$PK = $rec->{name}
if $rec->{pk};
push @cols, $rec->{name};
}# end while()
$sth->finish();
confess "Table $table doesn't exist or has no columns"
unless @cols;
return {
Primary => [ $PK ],
Essential => \@cols,
All => \@cols,
};
}# end get_meta_columns()
#==============================================================================
sub after_set_up_table { }
#==============================================================================
sub get_table_info
{
my $s = shift;
my $class = ref($s) || $s;
my $table = $class->table;
my $cur = $class->db_Main->prepare("PRAGMA table_info('$table')");
$cur->execute;
my $info = Class::DBI::Lite::TableInfo->new( $class->table );
my %key_types = (
UNI => 'unique',
PRI => 'primary_key'
);
while( my $res = $cur->fetchrow_hashref )
{
my ($type) = $res->{type} =~ m/^([^\(\)]+)/;
my $length;
if( $type =~ m/(text|varchar|char)/i )
{
($length) = $res->{type} =~ m/\((\d+)\)/;
}# end if()
$info->add_column(
name => $res->{name},
type => lc($type),
length => $length,
is_pk => $res->{pk} ? 1 : 0,
is_nullable => $res->{notnull} ? 0 : 1,
default_value => $res->{dflt_value},
key => undef,
);
}# end while()
$cur->finish;
return $info;
}# end get_table_info()
#==============================================================================
sub get_last_insert_id
{
$_[0]->db_Main->func('last_insert_rowid');
}# end get_last_insert_id()
sub lock_table { }
sub unlock_table { }
1;# return true:
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