1 package SQL::Translator::Generator::Role::DDL;
4 use SQL::Translator::Utils qw(header_comment);
6 requires '_build_type_map';
7 requires '_build_numeric_types';
8 requires '_build_unquoted_defaults';
9 requires 'field_type_size';
14 builder => '_build_type_map',
17 has numeric_types => (
19 builder => '_build_numeric_types',
22 has unquoted_defaults => (
24 builder => '_build_unquoted_defaults',
31 has add_drop_table => (
35 # would also be handy to have a required size set if there is such a thing
37 sub field_name { $_[0]->quote($_[1]->name) }
40 ( $_[1]->comments ? ('-- ' . $_[1]->comments . "\n ") : () )
44 my ($self, $table) = @_;
45 if ($self->add_comments) {
49 "-- Table: " . $self->quote($table->name) . "",
51 map "-- $_", $table->comments
58 sub field_nullable { ($_[1]->is_nullable ? $_[0]->nullable : 'NOT NULL' ) }
61 return () if !defined $_[1]->default_value;
63 my $val = $_[1]->default_value;
64 $val = "'$val'" unless $_[0]->numeric_types->{$_[1]->data_type};
65 return ( "DEFAULT $val" )
69 my ($self, $field) = @_;
71 my $field_type = $field->data_type;
72 ($self->type_map->{$field_type} || $field_type).$self->field_type_size($field)
76 my ($self, $table) = @_;
77 ( map $self->field($_), $table->get_fields )
81 my ($self, $table) = @_;
82 (map $self->index($_), $table->get_indices)
85 sub nullable { 'NULL' }
87 sub header_comments { header_comment() . "\n" if $_[0]->add_comments }