1 package DBIx::Class::Schema::Loader::DBI::MSSQL;
6 DBIx::Class::Schema::Loader::DBI
7 DBIx::Class::Schema::Loader::DBI::Sybase::Common
9 use Carp::Clan qw/^DBIx::Class/;
12 our $VERSION = '0.04999_06';
16 DBIx::Class::Schema::Loader::DBI::MSSQL - DBIx::Class::Schema::Loader::DBI MSSQL Implementation.
21 use base qw/DBIx::Class::Schema::Loader/;
23 __PACKAGE__->loader_options( debug => 1 );
29 See L<DBIx::Class::Schema::Loader::Base>.
36 $self->next::method(@_);
37 $self->{db_schema} ||= $self->_build_db_schema;
38 $self->_set_quote_char_and_name_sep;
42 my ($self, $table) = @_;
43 my $dbh = $self->schema->storage->dbh;
44 my $sth = $dbh->prepare(qq{sp_pkeys '$table'});
49 while (my $row = $sth->fetchrow_hashref) {
50 push @keydata, lc $row->{COLUMN_NAME};
57 my ($self, $table) = @_;
59 my ($local_cols, $remote_cols, $remote_table, @rels);
60 my $dbh = $self->schema->storage->dbh;
61 my $sth = $dbh->prepare(qq{sp_fkeys \@FKTABLE_NAME = '$table'});
64 while (my $row = $sth->fetchrow_hashref) {
65 my $fk = $row->{FK_NAME};
66 push @{$local_cols->{$fk}}, lc $row->{FKCOLUMN_NAME};
67 push @{$remote_cols->{$fk}}, lc $row->{PKCOLUMN_NAME};
68 $remote_table->{$fk} = $row->{PKTABLE_NAME};
71 foreach my $fk (keys %$remote_table) {
73 local_columns => \@{$local_cols->{$fk}},
74 remote_columns => \@{$remote_cols->{$fk}},
75 remote_table => $remote_table->{$fk},
82 sub _table_uniq_info {
83 my ($self, $table) = @_;
85 my $dbh = $self->schema->storage->dbh;
86 my $sth = $dbh->prepare(qq{SELECT CCU.CONSTRAINT_NAME, CCU.COLUMN_NAME FROM INFORMATION_SCHEMA.CONSTRAINT_COLUMN_USAGE CCU
87 JOIN INFORMATION_SCHEMA.TABLE_CONSTRAINTS TC ON (CCU.CONSTRAINT_NAME = TC.CONSTRAINT_NAME)
88 JOIN INFORMATION_SCHEMA.KEY_COLUMN_USAGE KCU ON (CCU.CONSTRAINT_NAME = KCU.CONSTRAINT_NAME AND CCU.COLUMN_NAME = KCU.COLUMN_NAME)
89 WHERE CCU.TABLE_NAME = '$table' AND CONSTRAINT_TYPE = 'UNIQUE' ORDER BY KCU.ORDINAL_POSITION});
92 while (my $row = $sth->fetchrow_hashref) {
93 my $name = lc $row->{CONSTRAINT_NAME};
94 my $col = lc $row->{COLUMN_NAME};
95 push @{$constraints->{$name}}, $col;
98 my @uniqs = map { [ $_ => $constraints->{$_} ] } keys %$constraints;
102 sub _extra_column_info {
103 my ($self, $info) = @_;
106 my ($table, $column) = @$info{qw/TABLE_NAME COLUMN_NAME/};
108 my $dbh = $self->schema->storage->dbh;
109 my $sth = $dbh->prepare(qq{SELECT COLUMN_NAME
110 FROM INFORMATION_SCHEMA.COLUMNS
111 WHERE COLUMNPROPERTY(object_id('$table', 'U'), '$column', 'IsIdentity') = 1 AND TABLE_NAME = '$table' AND COLUMN_NAME = '$column'
115 if ($sth->fetchrow_array) {
116 $extra_info{is_auto_increment} = 1;
125 L<DBIx::Class::Schema::Loader>, L<DBIx::Class::Schema::Loader::Base>,
126 L<DBIx::Class::Schema::Loader::DBI>
130 Justin Hunter C<justin.d.hunter@gmail.com>