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1 | package DBIx::Class::Schema::Loader::DBI::Oracle; |
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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 Carp::Clan qw/^DBIx::Class/; |
10 | use Class::C3; |
11 | |
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12 | our $VERSION = '0.07000'; |
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13 | |
14 | =head1 NAME |
15 | |
16 | DBIx::Class::Schema::Loader::DBI::Oracle - DBIx::Class::Schema::Loader::DBI |
17 | Oracle Implementation. |
18 | |
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19 | =head1 DESCRIPTION |
20 | |
21 | See L<DBIx::Class::Schema::Loader::Base>. |
22 | |
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23 | =cut |
24 | |
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25 | sub _setup { |
26 | my $self = shift; |
27 | |
28 | $self->next::method(@_); |
29 | |
30 | my $dbh = $self->schema->storage->dbh; |
46065bcb |
31 | |
32 | my ($current_schema) = $dbh->selectrow_array('SELECT USER FROM DUAL', {}); |
33 | |
34 | $self->{db_schema} ||= $current_schema; |
35 | |
36 | if (lc($self->db_schema) ne lc($current_schema)) { |
37 | $dbh->do('ALTER SESSION SET current_schema=' . $self->db_schema); |
38 | } |
bc1cb85e |
39 | |
40 | if (not defined $self->preserve_case) { |
41 | $self->preserve_case(0); |
42 | } |
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43 | elsif ($self->preserve_case) { |
44 | $self->schema->storage->quote_char('"'); |
45 | $self->schema->storage->name_sep('.'); |
46 | } |
d0e184e9 |
47 | } |
48 | |
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49 | sub _table_as_sql { |
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50 | my ($self, $table) = @_; |
51 | |
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52 | return $self->_quote_table_name($table); |
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53 | } |
54 | |
55 | sub _tables_list { |
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56 | my ($self, $opts) = @_; |
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57 | |
58 | my $dbh = $self->schema->storage->dbh; |
59 | |
60 | my @tables; |
61 | for my $table ( $dbh->tables(undef, $self->db_schema, '%', 'TABLE,VIEW') ) { #catalog, schema, table, type |
62 | my $quoter = $dbh->get_info(29); |
63 | $table =~ s/$quoter//g; |
64 | |
65 | # remove "user." (schema) prefixes |
66 | $table =~ s/\w+\.//; |
67 | |
68 | next if $table eq 'PLAN_TABLE'; |
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69 | $table = $self->_lc($table); |
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70 | push @tables, $1 |
71 | if $table =~ /\A(\w+)\z/; |
72 | } |
ffb03c96 |
73 | |
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74 | return $self->_filter_tables(\@tables, $opts); |
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75 | } |
76 | |
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77 | sub _table_columns { |
78 | my ($self, $table) = @_; |
79 | |
80 | my $dbh = $self->schema->storage->dbh; |
81 | |
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82 | my $sth = $dbh->column_info(undef, $self->db_schema, $self->_uc($table), '%'); |
83 | |
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84 | return [ map lc($_->{COLUMN_NAME}), @{ $sth->fetchall_arrayref({ COLUMN_NAME => 1 }) || [] } ]; |
85 | } |
86 | |
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87 | sub _table_uniq_info { |
88 | my ($self, $table) = @_; |
89 | |
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90 | my $dbh = $self->schema->storage->dbh; |
91 | |
92 | my $sth = $dbh->prepare_cached( |
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93 | q{ |
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94 | SELECT constraint_name, acc.column_name |
95 | FROM all_constraints JOIN all_cons_columns acc USING (constraint_name) |
8803e4ed |
96 | WHERE acc.table_name=? and acc.owner = ? AND constraint_type='U' |
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97 | ORDER BY acc.position |
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98 | }, |
99 | {}, 1); |
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100 | |
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101 | $sth->execute($self->_uc($table),$self->{db_schema} ); |
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102 | my %constr_names; |
103 | while(my $constr = $sth->fetchrow_arrayref) { |
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104 | my $constr_name = $constr->[0]; |
105 | my $constr_col = $self->_lc($constr->[1]); |
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106 | $constr_name =~ s/\Q$self->{_quoter}\E//; |
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107 | $constr_col =~ s/\Q$self->{_quoter}\E//; |
108 | push @{$constr_names{$constr_name}}, $constr_col; |
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109 | } |
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110 | |
111 | my @uniqs = map { [ $_ => $constr_names{$_} ] } keys %constr_names; |
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112 | return \@uniqs; |
113 | } |
114 | |
115 | sub _table_pk_info { |
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116 | my ($self, $table) = (shift, shift); |
117 | |
118 | return $self->next::method($self->_uc($table), @_); |
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119 | } |
120 | |
121 | sub _table_fk_info { |
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122 | my ($self, $table) = (shift, shift); |
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123 | |
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124 | my $rels = $self->next::method($self->_uc($table), @_); |
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125 | |
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126 | foreach my $rel (@$rels) { |
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127 | $rel->{remote_table} = $self->_lc($rel->{remote_table}); |
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128 | } |
129 | |
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130 | return $rels; |
131 | } |
132 | |
133 | sub _columns_info_for { |
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134 | my ($self, $table) = (shift, shift); |
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135 | |
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136 | my $result = $self->next::method($self->_uc($table), @_); |
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137 | |
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138 | my $dbh = $self->schema->storage->dbh; |
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139 | |
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140 | my $sth = $dbh->prepare_cached(q{ |
141 | SELECT atc.column_name |
142 | FROM all_triggers ut |
143 | JOIN all_trigger_cols atc USING (trigger_name) |
144 | WHERE atc.table_name = ? |
145 | AND lower(column_usage) LIKE '%new%' AND lower(column_usage) LIKE '%out%' |
146 | AND upper(trigger_type) LIKE '%BEFORE EACH ROW%' AND lower(triggering_event) LIKE '%insert%' |
147 | }, {}, 1); |
148 | |
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149 | $sth->execute($self->_uc($table)); |
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150 | |
151 | while (my ($col_name) = $sth->fetchrow_array) { |
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152 | $result->{$self->_lc($col_name)}{is_auto_increment} = 1; |
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153 | } |
154 | |
155 | while (my ($col, $info) = each %$result) { |
156 | no warnings 'uninitialized'; |
157 | |
158 | if ($info->{data_type} =~ /^(?:n?[cb]lob|long(?: raw)?|bfile|date|binary_(?:float|double)|rowid)\z/i) { |
159 | delete $info->{size}; |
160 | } |
161 | |
162 | if ($info->{data_type} =~ /^n(?:var)?char2?\z/i) { |
163 | $info->{size} = $info->{size} / 2; |
164 | } |
165 | elsif (lc($info->{data_type}) eq 'number') { |
166 | $info->{data_type} = 'numeric'; |
167 | |
168 | if (eval { $info->{size}[0] == 38 && $info->{size}[1] == 0 }) { |
169 | $info->{data_type} = 'integer'; |
170 | delete $info->{size}; |
171 | } |
172 | } |
173 | elsif (my ($precision) = $info->{data_type} =~ /^timestamp\((\d+)\)(?: with (?:local )?time zone)?\z/i) { |
174 | $info->{data_type} = join ' ', $info->{data_type} =~ /[a-z]+/ig; |
175 | |
176 | if ($precision == 6) { |
177 | delete $info->{size}; |
178 | } |
179 | else { |
180 | $info->{size} = $precision; |
181 | } |
182 | } |
183 | elsif (($precision) = $info->{data_type} =~ /^interval year\((\d+)\) to month\z/i) { |
184 | $info->{data_type} = join ' ', $info->{data_type} =~ /[a-z]+/ig; |
185 | |
186 | if ($precision == 2) { |
187 | delete $info->{size}; |
188 | } |
189 | else { |
190 | $info->{size} = $precision; |
191 | } |
192 | } |
193 | elsif (my ($day_precision, $second_precision) = $info->{data_type} =~ /^interval day\((\d+)\) to second\((\d+)\)\z/i) { |
194 | $info->{data_type} = join ' ', $info->{data_type} =~ /[a-z]+/ig; |
195 | |
196 | if ($day_precision == 2 && $second_precision == 6) { |
197 | delete $info->{size}; |
198 | } |
199 | else { |
200 | $info->{size} = [ $day_precision, $second_precision ]; |
201 | } |
202 | } |
203 | elsif (lc($info->{data_type}) eq 'urowid' && $info->{size} == 4000) { |
204 | delete $info->{size}; |
205 | } |
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206 | elsif (lc($info->{data_type}) eq 'date') { |
207 | $info->{data_type} = 'datetime'; |
208 | $info->{original}{data_type} = 'date'; |
209 | } |
760fd65c |
210 | |
211 | if (eval { lc(${ $info->{default_value} }) eq 'sysdate' }) { |
3785bc2e |
212 | $info->{original}{default_value} = $info->{default_value}; |
213 | |
214 | my $current_timestamp = 'current_timestamp'; |
215 | $info->{default_value} = \$current_timestamp; |
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216 | } |
fb328d1a |
217 | } |
218 | |
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219 | return $result; |
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220 | } |
221 | |
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222 | =head1 SEE ALSO |
223 | |
224 | L<DBIx::Class::Schema::Loader>, L<DBIx::Class::Schema::Loader::Base>, |
225 | L<DBIx::Class::Schema::Loader::DBI> |
226 | |
227 | =head1 AUTHOR |
228 | |
9cc8e7e1 |
229 | See L<DBIx::Class::Schema::Loader/AUTHOR> and L<DBIx::Class::Schema::Loader/CONTRIBUTORS>. |
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230 | |
be80bba7 |
231 | =head1 LICENSE |
232 | |
233 | This library is free software; you can redistribute it and/or modify it under |
234 | the same terms as Perl itself. |
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235 | |
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236 | =cut |
237 | |
238 | 1; |
760fd65c |
239 | # vim:et sts=4 sw=4 tw=0: |