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1 | package DBIx::Class::Schema::Loader::DBI::SQLAnywhere; |
2 | |
3 | use strict; |
4 | use warnings; |
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5 | use Class::C3; |
6 | use base qw/ |
7 | DBIx::Class::Schema::Loader::DBI::Component::QuotedDefault |
8 | DBIx::Class::Schema::Loader::DBI |
9 | /; |
10 | use Carp::Clan qw/^DBIx::Class/; |
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11 | |
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12 | our $VERSION = '0.06000'; |
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13 | |
14 | =head1 NAME |
15 | |
16 | DBIx::Class::Schema::Loader::DBI::SQLAnywhere - DBIx::Class::Schema::Loader::DBI |
17 | SQL Anywhere Implementation. |
18 | |
19 | =head1 DESCRIPTION |
20 | |
21 | See L<DBIx::Class::Schema::Loader::Base>. |
22 | |
23 | =cut |
24 | |
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25 | sub _setup { |
26 | my $self = shift; |
27 | |
28 | $self->{db_schema} ||= |
29 | ($self->schema->storage->dbh->selectrow_array('select user'))[0]; |
30 | } |
31 | |
32 | sub _tables_list { |
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33 | my ($self, $opts) = @_; |
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34 | |
35 | my $dbh = $self->schema->storage->dbh; |
36 | my $sth = $dbh->prepare(<<'EOF'); |
37 | select t.table_name from systab t |
38 | join sysuser u on u.user_id = t.creator |
39 | where u.user_name = ? |
40 | EOF |
41 | $sth->execute($self->db_schema); |
42 | |
43 | my @tables = map @$_, @{ $sth->fetchall_arrayref }; |
44 | |
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45 | return $self->_filter_tables(\@tables, $opts); |
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46 | } |
47 | |
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48 | # check for IDENTITY columns |
49 | sub _columns_info_for { |
50 | my $self = shift; |
51 | my $result = $self->next::method(@_); |
52 | |
53 | while (my ($col, $info) = each %$result) { |
54 | my $def = $info->{default_value}; |
55 | if (ref $def eq 'SCALAR' && $$def eq 'autoincrement') { |
56 | delete $info->{default_value}; |
57 | $info->{is_auto_increment} = 1; |
58 | } |
59 | } |
60 | |
61 | return $result; |
62 | } |
63 | |
64 | sub _table_pk_info { |
65 | my ($self, $table) = @_; |
66 | my $dbh = $self->schema->storage->dbh; |
67 | local $dbh->{FetchHashKeyName} = 'NAME_lc'; |
68 | my $sth = $dbh->prepare(qq{sp_pkeys ?}); |
69 | $sth->execute($table); |
70 | |
71 | my @keydata; |
72 | |
73 | while (my $row = $sth->fetchrow_hashref) { |
74 | push @keydata, lc $row->{column_name}; |
75 | } |
76 | |
77 | return \@keydata; |
78 | } |
79 | |
80 | sub _table_fk_info { |
81 | my ($self, $table) = @_; |
82 | |
83 | my ($local_cols, $remote_cols, $remote_table, @rels); |
84 | my $dbh = $self->schema->storage->dbh; |
85 | my $sth = $dbh->prepare(<<'EOF'); |
86 | select fki.index_name fk_name, fktc.column_name local_column, pkt.table_name remote_table, pktc.column_name remote_column |
87 | from sysfkey fk |
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88 | join systab pkt on fk.primary_table_id = pkt.table_id |
89 | join systab fkt on fk.foreign_table_id = fkt.table_id |
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90 | join sysidx pki on fk.primary_table_id = pki.table_id and fk.primary_index_id = pki.index_id |
91 | join sysidx fki on fk.foreign_table_id = fki.table_id and fk.foreign_index_id = fki.index_id |
92 | join sysidxcol fkic on fkt.table_id = fkic.table_id and fki.index_id = fkic.index_id |
93 | join systabcol pktc on pkt.table_id = pktc.table_id and fkic.primary_column_id = pktc.column_id |
94 | join systabcol fktc on fkt.table_id = fktc.table_id and fkic.column_id = fktc.column_id |
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95 | where fkt.table_name = ? |
96 | EOF |
97 | $sth->execute($table); |
98 | |
99 | while (my ($fk, $local_col, $remote_tab, $remote_col) = $sth->fetchrow_array) { |
100 | push @{$local_cols->{$fk}}, lc $local_col; |
101 | push @{$remote_cols->{$fk}}, lc $remote_col; |
102 | $remote_table->{$fk} = lc $remote_tab; |
103 | } |
104 | |
105 | foreach my $fk (keys %$remote_table) { |
106 | push @rels, { |
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107 | local_columns => $local_cols->{$fk}, |
108 | remote_columns => $remote_cols->{$fk}, |
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109 | remote_table => $remote_table->{$fk}, |
110 | }; |
111 | } |
112 | return \@rels; |
113 | } |
114 | |
115 | sub _table_uniq_info { |
116 | my ($self, $table) = @_; |
117 | |
118 | my $dbh = $self->schema->storage->dbh; |
119 | my $sth = $dbh->prepare(<<'EOF'); |
120 | select c.constraint_name, tc.column_name |
121 | from sysconstraint c |
122 | join systab t on c.table_object_id = t.object_id |
123 | join sysidx i on c.ref_object_id = i.object_id |
124 | join sysidxcol ic on i.table_id = ic.table_id and i.index_id = ic.index_id |
125 | join systabcol tc on ic.table_id = tc.table_id and ic.column_id = tc.column_id |
126 | where c.constraint_type = 'U' and t.table_name = ? |
127 | EOF |
128 | $sth->execute($table); |
129 | |
130 | my $constraints; |
131 | while (my ($constraint_name, $column) = $sth->fetchrow_array) { |
132 | push @{$constraints->{$constraint_name}}, lc $column; |
133 | } |
134 | |
135 | my @uniqs = map { [ $_ => $constraints->{$_} ] } keys %$constraints; |
136 | return \@uniqs; |
137 | } |
138 | |
139 | =head1 SEE ALSO |
140 | |
141 | L<DBIx::Class::Schema::Loader>, L<DBIx::Class::Schema::Loader::Base>, |
142 | L<DBIx::Class::Schema::Loader::DBI> |
143 | |
144 | =head1 AUTHOR |
145 | |
146 | See L<DBIx::Class::Schema::Loader/AUTHOR> and L<DBIx::Class::Schema::Loader/CONTRIBUTORS>. |
147 | |
148 | =head1 LICENSE |
149 | |
150 | This library is free software; you can redistribute it and/or modify it under |
151 | the same terms as Perl itself. |
152 | |
153 | =cut |
154 | |
155 | 1; |