Commit | Line | Data |
8793567f |
1 | package DBIx::Class::Schema::Loader::DBI::SQLAnywhere; |
2 | |
3 | use strict; |
4 | use warnings; |
5 | use namespace::autoclean; |
6 | use Class::C3; |
7 | use base qw/ |
8 | DBIx::Class::Schema::Loader::DBI::Component::QuotedDefault |
9 | DBIx::Class::Schema::Loader::DBI |
10 | /; |
11 | use Carp::Clan qw/^DBIx::Class/; |
12 | use List::MoreUtils 'uniq'; |
13 | |
83b38372 |
14 | our $VERSION = '0.05002'; |
8793567f |
15 | |
16 | =head1 NAME |
17 | |
18 | DBIx::Class::Schema::Loader::DBI::SQLAnywhere - DBIx::Class::Schema::Loader::DBI |
19 | SQL Anywhere Implementation. |
20 | |
21 | =head1 DESCRIPTION |
22 | |
23 | See L<DBIx::Class::Schema::Loader::Base>. |
24 | |
25 | =cut |
26 | |
27 | # check for IDENTITY columns |
28 | sub _columns_info_for { |
29 | my $self = shift; |
30 | my $result = $self->next::method(@_); |
31 | |
32 | while (my ($col, $info) = each %$result) { |
33 | my $def = $info->{default_value}; |
34 | if (ref $def eq 'SCALAR' && $$def eq 'autoincrement') { |
35 | delete $info->{default_value}; |
36 | $info->{is_auto_increment} = 1; |
37 | } |
38 | } |
39 | |
40 | return $result; |
41 | } |
42 | |
43 | sub _table_pk_info { |
44 | my ($self, $table) = @_; |
45 | my $dbh = $self->schema->storage->dbh; |
46 | local $dbh->{FetchHashKeyName} = 'NAME_lc'; |
47 | my $sth = $dbh->prepare(qq{sp_pkeys ?}); |
48 | $sth->execute($table); |
49 | |
50 | my @keydata; |
51 | |
52 | while (my $row = $sth->fetchrow_hashref) { |
53 | push @keydata, lc $row->{column_name}; |
54 | } |
55 | |
56 | return \@keydata; |
57 | } |
58 | |
59 | sub _table_fk_info { |
60 | my ($self, $table) = @_; |
61 | |
62 | my ($local_cols, $remote_cols, $remote_table, @rels); |
63 | my $dbh = $self->schema->storage->dbh; |
64 | my $sth = $dbh->prepare(<<'EOF'); |
65 | select fki.index_name fk_name, fktc.column_name local_column, pkt.table_name remote_table, pktc.column_name remote_column |
66 | from sysfkey fk |
67 | join sysidx pki on fk.primary_table_id = pki.table_id and fk.primary_index_id = pki.index_id |
68 | join sysidx fki on fk.foreign_table_id = fki.table_id and fk.foreign_index_id = fki.index_id |
69 | join systab pkt on fk.primary_table_id = pkt.table_id |
70 | join systab fkt on fk.foreign_table_id = fkt.table_id |
71 | join sysidxcol pkic on pki.table_id = pkic.table_id and pki.index_id = pkic.index_id |
72 | join sysidxcol fkic on fki.table_id = fkic.table_id and fki.index_id = fkic.index_id |
73 | join systabcol pktc on pkic.table_id = pktc.table_id and pkic.column_id = pktc.column_id |
74 | join systabcol fktc on fkic.table_id = fktc.table_id and fkic.column_id = fktc.column_id |
75 | where fkt.table_name = ? |
76 | EOF |
77 | $sth->execute($table); |
78 | |
79 | while (my ($fk, $local_col, $remote_tab, $remote_col) = $sth->fetchrow_array) { |
80 | push @{$local_cols->{$fk}}, lc $local_col; |
81 | push @{$remote_cols->{$fk}}, lc $remote_col; |
82 | $remote_table->{$fk} = lc $remote_tab; |
83 | } |
84 | |
85 | foreach my $fk (keys %$remote_table) { |
86 | push @rels, { |
87 | local_columns => [ uniq @{ $local_cols->{$fk} } ], |
88 | remote_columns => [ uniq @{ $remote_cols->{$fk} } ], |
89 | remote_table => $remote_table->{$fk}, |
90 | }; |
91 | } |
92 | return \@rels; |
93 | } |
94 | |
95 | sub _table_uniq_info { |
96 | my ($self, $table) = @_; |
97 | |
98 | my $dbh = $self->schema->storage->dbh; |
99 | my $sth = $dbh->prepare(<<'EOF'); |
100 | select c.constraint_name, tc.column_name |
101 | from sysconstraint c |
102 | join systab t on c.table_object_id = t.object_id |
103 | join sysidx i on c.ref_object_id = i.object_id |
104 | join sysidxcol ic on i.table_id = ic.table_id and i.index_id = ic.index_id |
105 | join systabcol tc on ic.table_id = tc.table_id and ic.column_id = tc.column_id |
106 | where c.constraint_type = 'U' and t.table_name = ? |
107 | EOF |
108 | $sth->execute($table); |
109 | |
110 | my $constraints; |
111 | while (my ($constraint_name, $column) = $sth->fetchrow_array) { |
112 | push @{$constraints->{$constraint_name}}, lc $column; |
113 | } |
114 | |
115 | my @uniqs = map { [ $_ => $constraints->{$_} ] } keys %$constraints; |
116 | return \@uniqs; |
117 | } |
118 | |
119 | =head1 SEE ALSO |
120 | |
121 | L<DBIx::Class::Schema::Loader>, L<DBIx::Class::Schema::Loader::Base>, |
122 | L<DBIx::Class::Schema::Loader::DBI> |
123 | |
124 | =head1 AUTHOR |
125 | |
126 | See L<DBIx::Class::Schema::Loader/AUTHOR> and L<DBIx::Class::Schema::Loader/CONTRIBUTORS>. |
127 | |
128 | =head1 LICENSE |
129 | |
130 | This library is free software; you can redistribute it and/or modify it under |
131 | the same terms as Perl itself. |
132 | |
133 | =cut |
134 | |
135 | 1; |