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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 base qw/ |
6 | DBIx::Class::Schema::Loader::DBI::Component::QuotedDefault |
7 | DBIx::Class::Schema::Loader::DBI |
8 | /; |
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9 | use mro 'c3'; |
10 | use List::MoreUtils 'any'; |
11 | use namespace::clean; |
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12 | use DBIx::Class::Schema::Loader::Table (); |
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13 | |
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14 | our $VERSION = '0.07010'; |
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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 | |
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23 | See L<DBIx::Class::Schema::Loader> and L<DBIx::Class::Schema::Loader::Base>. |
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24 | |
25 | =cut |
26 | |
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27 | sub _system_schemas { |
28 | return (qw/dbo SYS diagnostics rs_systabgroup SA_DEBUG/); |
29 | } |
30 | |
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31 | sub _setup { |
32 | my $self = shift; |
33 | |
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34 | $self->next::method(@_); |
35 | |
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36 | $self->preserve_case(1) |
37 | unless defined $self->preserve_case; |
38 | |
39 | $self->schema->storage->sql_maker->quote_char('"'); |
40 | $self->schema->storage->sql_maker->name_sep('.'); |
41 | |
42 | $self->db_schema([($self->dbh->selectrow_array('select user'))[0]]) |
43 | unless $self->db_schema; |
44 | |
45 | if (ref $self->db_schema eq 'ARRAY' && $self->db_schema->[0] eq '%') { |
46 | my @users = grep { my $uname = $_; not any { $_ eq $uname } $self->_system_schemas } |
47 | @{ $self->dbh->selectcol_arrayref('select user_name from sysuser') }; |
48 | |
49 | $self->db_schema(\@users); |
50 | } |
d6a0cc27 |
51 | } |
52 | |
53 | sub _tables_list { |
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54 | my ($self, $opts) = @_; |
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55 | |
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56 | my @tables; |
57 | |
58 | foreach my $schema (@{ $self->db_schema }) { |
59 | my $sth = $self->dbh->prepare(<<'EOF'); |
60 | SELECT t.table_name name |
61 | FROM systab t |
62 | JOIN sysuser u |
63 | ON t.creator = u.user_id |
64 | WHERE u.user_name = ? |
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65 | EOF |
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66 | $sth->execute($schema); |
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67 | |
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68 | my @table_names = map @$_, @{ $sth->fetchall_arrayref }; |
69 | |
70 | foreach my $table_name (@table_names) { |
71 | push @tables, DBIx::Class::Schema::Loader::Table->new( |
72 | loader => $self, |
73 | name => $table_name, |
74 | schema => $schema, |
75 | ); |
76 | } |
77 | } |
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78 | |
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79 | return $self->_filter_tables(\@tables, $opts); |
d6a0cc27 |
80 | } |
81 | |
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82 | sub _columns_info_for { |
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83 | my $self = shift; |
84 | my ($table) = @_; |
85 | |
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86 | my $result = $self->next::method(@_); |
87 | |
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88 | my $dbh = $self->schema->storage->dbh; |
89 | |
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90 | while (my ($col, $info) = each %$result) { |
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91 | my $def = $info->{default_value}; |
92 | if (ref $def eq 'SCALAR' && $$def eq 'autoincrement') { |
93 | delete $info->{default_value}; |
94 | $info->{is_auto_increment} = 1; |
95 | } |
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96 | |
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97 | my ($user_type) = $dbh->selectrow_array(<<'EOF', {}, $table->schema, $table->name, $col); |
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98 | SELECT ut.type_name |
99 | FROM systabcol tc |
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100 | JOIN systab t |
101 | ON tc.table_id = t.table_id |
102 | JOIN sysuser u |
103 | ON t.creator = u.user_id |
104 | JOIN sysusertype ut |
105 | ON tc.user_type = ut.type_id |
106 | WHERE u.user_name = ? AND t.table_name = ? AND tc.column_name = ? |
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107 | EOF |
108 | $info->{data_type} = $user_type if defined $user_type; |
109 | |
110 | if ($info->{data_type} eq 'double') { |
111 | $info->{data_type} = 'double precision'; |
112 | } |
113 | |
114 | if ($info->{data_type} =~ /^(?:char|varchar|binary|varbinary)\z/ && ref($info->{size}) eq 'ARRAY') { |
115 | $info->{size} = $info->{size}[0]; |
116 | } |
117 | elsif ($info->{data_type} !~ /^(?:char|varchar|binary|varbinary|numeric|decimal)\z/) { |
118 | delete $info->{size}; |
119 | } |
120 | |
121 | my $sth = $dbh->prepare(<<'EOF'); |
122 | SELECT tc.width, tc.scale |
123 | FROM systabcol tc |
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124 | JOIN systab t |
125 | ON t.table_id = tc.table_id |
126 | JOIN sysuser u |
127 | ON t.creator = u.user_id |
128 | WHERE u.user_name = ? AND t.table_name = ? AND tc.column_name = ? |
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129 | EOF |
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130 | $sth->execute($table->schema, $table->name, $col); |
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131 | my ($width, $scale) = $sth->fetchrow_array; |
132 | $sth->finish; |
133 | |
134 | if ($info->{data_type} =~ /^(?:numeric|decimal)\z/) { |
135 | # We do not check for the default precision/scale, because they can be changed as PUBLIC database options. |
136 | $info->{size} = [$width, $scale]; |
137 | } |
138 | elsif ($info->{data_type} =~ /^(?:n(?:varchar|char) | varbit)\z/x) { |
139 | $info->{size} = $width; |
140 | } |
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141 | elsif ($info->{data_type} eq 'float') { |
142 | $info->{data_type} = 'real'; |
143 | } |
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144 | |
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145 | if ((eval { lc ${ $info->{default_value} } }||'') eq 'current timestamp') { |
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146 | ${ $info->{default_value} } = 'current_timestamp'; |
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147 | |
148 | my $orig_deflt = 'current timestamp'; |
149 | $info->{original}{default_value} = \$orig_deflt; |
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150 | } |
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151 | } |
152 | |
153 | return $result; |
154 | } |
155 | |
156 | sub _table_pk_info { |
157 | my ($self, $table) = @_; |
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158 | local $self->dbh->{FetchHashKeyName} = 'NAME_lc'; |
159 | my $sth = $self->dbh->prepare(qq{sp_pkeys ?, ?}); |
160 | $sth->execute($table->name, $table->schema); |
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161 | |
162 | my @keydata; |
163 | |
164 | while (my $row = $sth->fetchrow_hashref) { |
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165 | push @keydata, $self->_lc($row->{column_name}); |
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166 | } |
167 | |
168 | return \@keydata; |
169 | } |
170 | |
171 | sub _table_fk_info { |
172 | my ($self, $table) = @_; |
173 | |
174 | my ($local_cols, $remote_cols, $remote_table, @rels); |
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175 | my $sth = $self->dbh->prepare(<<'EOF'); |
176 | SELECT fki.index_name fk_name, fktc.column_name local_column, pku.user_name remote_schema, pkt.table_name remote_table, pktc.column_name remote_column |
177 | FROM sysfkey fk |
178 | JOIN systab pkt |
179 | ON fk.primary_table_id = pkt.table_id |
180 | JOIN sysuser pku |
181 | ON pkt.creator = pku.user_id |
182 | JOIN systab fkt |
183 | ON fk.foreign_table_id = fkt.table_id |
184 | JOIN sysuser fku |
185 | ON fkt.creator = fku.user_id |
186 | JOIN sysidx pki |
187 | ON fk.primary_table_id = pki.table_id AND fk.primary_index_id = pki.index_id |
188 | JOIN sysidx fki |
189 | ON fk.foreign_table_id = fki.table_id AND fk.foreign_index_id = fki.index_id |
190 | JOIN sysidxcol fkic |
191 | ON fkt.table_id = fkic.table_id AND fki.index_id = fkic.index_id |
192 | JOIN systabcol pktc |
193 | ON pkt.table_id = pktc.table_id AND fkic.primary_column_id = pktc.column_id |
194 | JOIN systabcol fktc |
195 | ON fkt.table_id = fktc.table_id AND fkic.column_id = fktc.column_id |
196 | WHERE fku.user_name = ? AND fkt.table_name = ? |
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197 | EOF |
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198 | $sth->execute($table->schema, $table->name); |
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199 | |
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200 | while (my ($fk, $local_col, $remote_schema, $remote_tab, $remote_col) = $sth->fetchrow_array) { |
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201 | push @{$local_cols->{$fk}}, $self->_lc($local_col); |
202 | push @{$remote_cols->{$fk}}, $self->_lc($remote_col); |
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203 | $remote_table->{$fk} = DBIx::Class::Schema::Loader::Table->new( |
204 | loader => $self, |
205 | name => $remote_tab, |
206 | schema => $remote_schema, |
207 | ); |
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208 | } |
209 | |
210 | foreach my $fk (keys %$remote_table) { |
211 | push @rels, { |
ed577901 |
212 | local_columns => $local_cols->{$fk}, |
213 | remote_columns => $remote_cols->{$fk}, |
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214 | remote_table => $remote_table->{$fk}, |
215 | }; |
216 | } |
217 | return \@rels; |
218 | } |
219 | |
220 | sub _table_uniq_info { |
221 | my ($self, $table) = @_; |
222 | |
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223 | my $sth = $self->dbh->prepare(<<'EOF'); |
224 | SELECT c.constraint_name, tc.column_name |
225 | FROM sysconstraint c |
226 | JOIN systab t |
227 | ON c.table_object_id = t.object_id |
228 | JOIN sysuser u |
229 | ON t.creator = u.user_id |
230 | JOIN sysidx i |
231 | ON c.ref_object_id = i.object_id |
232 | JOIN sysidxcol ic |
233 | ON i.table_id = ic.table_id AND i.index_id = ic.index_id |
234 | JOIN systabcol tc |
235 | ON ic.table_id = tc.table_id AND ic.column_id = tc.column_id |
236 | WHERE c.constraint_type = 'U' AND u.user_name = ? AND t.table_name = ? |
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237 | EOF |
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238 | $sth->execute($table->schema, $table->name); |
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239 | |
240 | my $constraints; |
241 | while (my ($constraint_name, $column) = $sth->fetchrow_array) { |
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242 | push @{$constraints->{$constraint_name}}, $self->_lc($column); |
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243 | } |
244 | |
245 | my @uniqs = map { [ $_ => $constraints->{$_} ] } keys %$constraints; |
246 | return \@uniqs; |
247 | } |
248 | |
249 | =head1 SEE ALSO |
250 | |
251 | L<DBIx::Class::Schema::Loader>, L<DBIx::Class::Schema::Loader::Base>, |
252 | L<DBIx::Class::Schema::Loader::DBI> |
253 | |
254 | =head1 AUTHOR |
255 | |
256 | See L<DBIx::Class::Schema::Loader/AUTHOR> and L<DBIx::Class::Schema::Loader/CONTRIBUTORS>. |
257 | |
258 | =head1 LICENSE |
259 | |
260 | This library is free software; you can redistribute it and/or modify it under |
261 | the same terms as Perl itself. |
262 | |
263 | =cut |
264 | |
265 | 1; |
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266 | # vim:et sw=4 sts=4 tw=0: |