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1 | package # hide from PAUSE |
2 | DBIx::Class::Storage::DBI::Sybase::Base; |
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3 | |
4 | use strict; |
5 | use warnings; |
6 | |
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7 | use base qw/DBIx::Class::Storage::DBI/; |
8 | use mro 'c3'; |
9 | |
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10 | =head1 NAME |
11 | |
12 | DBIx::Class::Storage::DBI::Sybase::Base - Common functionality for drivers using |
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13 | DBD::Sybase |
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14 | |
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15 | =cut |
16 | |
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17 | sub _ping { |
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18 | my $self = shift; |
19 | |
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20 | my $dbh = $self->_dbh or return 0; |
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21 | |
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22 | local $dbh->{RaiseError} = 1; |
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23 | eval { |
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24 | $dbh->do('select 1'); |
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25 | }; |
26 | |
27 | return $@ ? 0 : 1; |
28 | } |
29 | |
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30 | sub _placeholders_supported { |
31 | my $self = shift; |
32 | my $dbh = $self->_dbh; |
33 | |
34 | return eval { |
35 | # There's also $dbh->{syb_dynamic_supported} but it can be inaccurate for this |
36 | # purpose. |
37 | local $dbh->{PrintError} = 0; |
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38 | $dbh->selectrow_array('select ?', {}, 1); |
39 | }; |
40 | } |
41 | |
42 | sub _placeholders_with_type_conversion_supported { |
43 | my $self = shift; |
44 | my $dbh = $self->_dbh; |
45 | |
46 | return eval { |
47 | local $dbh->{PrintError} = 0; |
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48 | # this specifically tests a bind that is NOT a string |
49 | $dbh->selectrow_array('select 1 where 1 = ?', {}, 1); |
50 | }; |
51 | } |
52 | |
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53 | sub _set_max_connect { |
54 | my $self = shift; |
55 | my $val = shift || 256; |
56 | |
57 | my $dsn = $self->_dbi_connect_info->[0]; |
58 | |
59 | return if ref($dsn) eq 'CODE'; |
60 | |
61 | if ($dsn !~ /maxConnect=/) { |
62 | $self->_dbi_connect_info->[0] = "$dsn;maxConnect=$val"; |
63 | my $connected = defined $self->_dbh; |
64 | $self->disconnect; |
65 | $self->ensure_connected if $connected; |
66 | } |
67 | } |
68 | |
69 | sub _using_freetds { |
70 | my $self = shift; |
71 | |
72 | return $self->_dbh->{syb_oc_version} =~ /freetds/i; |
73 | } |
74 | |
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75 | 1; |
76 | |
77 | =head1 AUTHORS |
78 | |
79 | See L<DBIx::Class/CONTRIBUTORS>. |
80 | |
81 | =head1 LICENSE |
82 | |
83 | You may distribute this code under the same terms as Perl itself. |
84 | |
85 | =cut |