1 package DBIx::Class::Schema::Loader::DBI::Sybase;
5 use base 'DBIx::Class::Schema::Loader::DBI';
6 use Carp::Clan qw/^DBIx::Class/;
9 our $VERSION = '0.04999_06';
13 DBIx::Class::Schema::Loader::DBI::Sybase - DBIx::Class::Schema::Loader::DBI Sybase Implementation.
18 use base qw/DBIx::Class::Schema::Loader/;
20 __PACKAGE__->loader_options( debug => 1 );
26 See L<DBIx::Class::Schema::Loader::Base>.
33 $self->next::method(@_);
34 $self->{db_schema} ||= 'dbo';
40 my $dbh = $self->schema->storage->dbh;
41 my $DBMS_VERSION = @{$dbh->selectrow_arrayref(qq{sp_server_info \@attribute_id=1})}[2];
42 if ($DBMS_VERSION =~ /^Microsoft /i) {
43 my $subclass = 'DBIx::Class::Schema::Loader::DBI::MSSQL';
44 if ($self->load_optional_class($subclass) && !$self->isa($subclass)) {
45 bless $self, $subclass;
52 my ($self, $table) = @_;
54 my $dbh = $self->schema->storage->dbh;
55 my $columns = $dbh->selectcol_arrayref(qq{SELECT name FROM syscolumns WHERE id = (SELECT id FROM sysobjects WHERE name = '$table' AND type = 'U')});
61 my ($self, $table) = @_;
63 my $dbh = $self->schema->storage->dbh;
64 my $sth = $dbh->prepare(qq{sp_pkeys '$table'});
69 while (my $row = $sth->fetchrow_hashref) {
70 push @keydata, lc $row->{column_name};
77 my ($self, $table) = @_;
79 my ($local_cols, $remote_cols, $remote_table, @rels);
80 my $dbh = $self->schema->storage->dbh;
81 # hide "Object does not exist in this database." when trying to fetch fkeys
82 $dbh->{syb_err_handler} = sub { return 0 if $_[0] == 17461; };
83 my $sth = $dbh->prepare(qq{sp_fkeys \@FKTABLE_NAME = '$table'});
86 while (my $row = $sth->fetchrow_hashref) {
87 next unless $row->{FK_NAME};
88 my $fk = $row->{FK_NAME};
89 push @{$local_cols->{$fk}}, lc $row->{FKCOLUMN_NAME};
90 push @{$remote_cols->{$fk}}, lc $row->{PKCOLUMN_NAME};
91 $remote_table->{$fk} = $row->{PKTABLE_NAME};
94 foreach my $fk (keys %$remote_table) {
96 local_columns => \@{$local_cols->{$fk}},
97 remote_columns => \@{$remote_cols->{$fk}},
98 remote_table => $remote_table->{$fk},
105 sub _table_uniq_info {
106 my ($self, $table) = @_;
108 my $dbh = $self->schema->storage->dbh;
109 my $sth = $dbh->prepare(qq{sp_helpconstraint \@objname='$table', \@nomsg='nomsg'});
113 while (my $row = $sth->fetchrow_hashref) {
114 my $type = $row->{constraint_type} || '';
115 if ($type =~ /^unique/i) {
116 my $name = lc $row->{constraint_name};
117 push @{$constraints->{$name}}, ( split /,/, lc $row->{constraint_keys} );
121 my @uniqs = map { [ $_ => $constraints->{$_} ] } keys %$constraints;
125 sub _extra_column_info {
126 my ($self, $info) = @_;
129 my ($table, $column) = @$info{qw/TABLE_NAME COLUMN_NAME/};
131 my $dbh = $self->schema->storage->dbh;
132 my $sth = $dbh->prepare(qq{SELECT name FROM syscolumns WHERE id = (SELECT id FROM sysobjects WHERE name = '$table') AND (status & 0x80) = 0x80 AND name = '$column'});
135 if ($sth->fetchrow_array) {
136 $extra_info{is_auto_increment} = 1;
144 L<DBIx::Class::Schema::Loader>, L<DBIx::Class::Schema::Loader::Base>,
145 L<DBIx::Class::Schema::Loader::DBI>
149 Justin Hunter C<justin.d.hunter@gmail.com>