package SQL::Translator::Producer::SQLite;
# -------------------------------------------------------------------
-# $Id: SQLite.pm,v 1.3 2003-04-25 11:47:25 dlc Exp $
+# $Id: SQLite.pm,v 1.4 2003-06-09 02:00:01 kycl4rk Exp $
# -------------------------------------------------------------------
# Copyright (C) 2003 Ken Y. Clark <kclark@cpan.org>,
# darren chamberlain <darren@cpan.org>,
use strict;
use Data::Dumper;
+use SQL::Translator::Schema::Constants;
use SQL::Translator::Utils qw(debug header_comment);
use vars qw[ $VERSION $DEBUG $WARN ];
-$VERSION = sprintf "%d.%02d", q$Revision: 1.3 $ =~ /(\d+)\.(\d+)/;
+$VERSION = sprintf "%d.%02d", q$Revision: 1.4 $ =~ /(\d+)\.(\d+)/;
$DEBUG = 0 unless defined $DEBUG;
$WARN = 0 unless defined $WARN;
local $WARN = $translator->show_warnings;
my $no_comments = $translator->no_comments;
my $add_drop_table = $translator->add_drop_table;
+ my $schema = $translator->schema;
debug("PKG: Beginning production\n");
my $create = '';
$create .= header_comment unless ($no_comments);
- for my $table ( keys %{ $data } ) {
- debug("PKG: Looking at table '$table'\n");
- my $table_data = $data->{$table};
- my @fields = sort {
- $table_data->{'fields'}->{$a}->{'order'}
- <=>
- $table_data->{'fields'}->{$b}->{'order'}
- } keys %{$table_data->{'fields'}};
+ for my $table ( $schema->get_tables ) {
+ my $table_name = $table->name;
+ debug("PKG: Looking at table '$table_name'\n");
+
+ my @fields = $table->get_fields or die "No fields in $table_name";
#
- # Header. Should this look like what mysqldump produces?
+ # Header.
#
- $create .= "--\n-- Table: $table\n--\n" unless $no_comments;
- $create .= qq[DROP TABLE $table;\n] if $add_drop_table;
- $create .= "CREATE TABLE $table (";
+ $create .= "--\n-- Table: $table_name\n--\n" unless $no_comments;
+ $create .= qq[DROP TABLE $table_name;\n] if $add_drop_table;
+ $create .= "CREATE TABLE $table_name (\n";
#
# Fields
#
- for (my $i = 0; $i <= $#fields; $i++) {
- my $field = $fields[$i];
- debug("PKG: Looking at field '$field'\n");
- my $field_data = $table_data->{'fields'}->{$field};
- my @fdata = ("", $field);
- $create .= "\n";
- my $is_autoinc = 0;
+ my @field_defs;
+ for my $field ( @fields ) {
+ my $field_name = $field->name;
+ debug("PKG: Looking at field '$field_name'\n");
+ my $field_def = $field_name;
# data type and size
- my $data_type = lc $field_data->{'data_type'};
- my $list = $field_data->{'list'} || [];
- my $commalist = join ",", @$list;
- my $size;
-
- if ( $data_type eq 'set' ) {
- $data_type = 'varchar';
- $size = length $commalist;
- }
- else {
- $size = join( ', ', @{ $field_data->{'size'} || [] } );
- }
+ my $size = $field->size;
+ my $data_type = $field->data_type;
+ $data_type = 'varchar' if lc $data_type eq 'set';
+ #
# SQLite is generally typeless, but newer versions will
# make a field autoincrement if it is declared as (and
# *only* as) INTEGER PRIMARY KEY
- if ($field_data->{'is_auto_inc'}) {
+ #
+ if ( $field->is_auto_increment && $field->is_primary_key ) {
$data_type = 'INTEGER PRIMARY KEY';
- $is_autoinc = 1;
}
- push @fdata, sprintf "%s%s", $data_type, (!$is_autoinc && $size) ? "($size)" : '';
-
- # MySQL qualifiers
-# for my $qual ( qw[ binary unsigned zerofill ] ) {
-# push @fdata, $qual
-# if $field_data->{ $qual } ||
-# $field_data->{ uc $qual };
-# }
+ $field_def .= sprintf " %s%s", $data_type,
+ ( !$field->is_auto_increment && $size ) ? "($size)" : '';
# Null?
- push @fdata, "NOT NULL" unless $field_data->{'null'};
+ $field_def .= ' NOT NULL' unless $field->is_nullable;
# Default? XXX Need better quoting!
- my $default = $field_data->{'default'};
+ my $default = $field->default_value;
if ( defined $default ) {
if ( uc $default eq 'NULL') {
- push @fdata, "DEFAULT NULL";
+ $field_def .= ' DEFAULT NULL';
} else {
- push @fdata, "DEFAULT '$default'";
+ $field_def .= " DEFAULT '$default'";
}
}
-
- $create .= (join " ", '', @fdata);
- $create .= "," unless ($i == $#fields);
+ push @field_defs, $field_def;
}
+
#
# Indices
#
- my @index_creates;
+ my @index_defs;
my $idx_name_default = 'A';
- for my $index ( @{ $table_data->{'indices'} || [] } ) {
- my ($name, $type, $fields) = @{ $index }{ qw[ name type fields ] };
- $name ||= '';
- my $index_type = $type eq 'unique' ? 'UNIQUE INDEX' : 'INDEX';
- $name = mk_name($table, $name || ++$idx_name_default);
- push @index_creates,
- "CREATE $index_type $name on $table ".
- '(' . join( ', ', @$fields ) . ')';
+ for my $index ( $table->get_indices ) {
+ my $name = $index->name;
+ $name = mk_name($table_name, $name || ++$idx_name_default);
+ my @fields = $index->fields;
+ push @index_defs,
+ "CREATE INDEX $name on $table_name ".
+ '(' . join( ', ', @fields ) . ')';
+ }
+
+ #
+ # Constraints
+ #
+ my @constraint_defs;
+ my $c_name_default = 'A';
+ for my $c ( $table->get_constraints ) {
+ next unless $c->type eq UNIQUE;
+ my $name = $c->name;
+ $name = mk_name($table_name, $name || ++$idx_name_default);
+ my @fields = $c->fields;
+
+ push @constraint_defs,
+ "CREATE UNIQUE INDEX $name on $table_name ".
+ '(' . join( ', ', @fields ) . ')';
}
- $create .= "\n);\n";
+ $create .= join(",\n", map { " $_" } @field_defs ) . "\n);\n";
- for my $index_create ( @index_creates ) {
+ for my $index_create ( @index_defs, @constraint_defs ) {
$create .= "$index_create;\n";
}
}
1;
-__END__
=head1 NAME
-SQL::Translator::Producer::SQLite - SQLite-specific producer for SQL::Translator
+SQL::Translator::Producer::SQLite - SQLite producer for SQL::Translator
=head1 AUTHOR
projects / dbsrgits/SQL-Translator.git / commitdiff