package SQL::Translator::Parser::MySQL;
# -------------------------------------------------------------------
-# $Id: MySQL.pm,v 1.23 2003-06-06 00:05:09 kycl4rk Exp $
+# $Id: MySQL.pm,v 1.44 2004-03-01 17:39:22 kycl4rk Exp $
# -------------------------------------------------------------------
-# Copyright (C) 2003 Ken Y. Clark <kclark@cpan.org>,
-# darren chamberlain <darren@cpan.org>,
-# Chris Mungall <cjm@fruitfly.org>
+# Copyright (C) 2002-4 SQLFairy Authors
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
use strict;
use vars qw[ $DEBUG $VERSION $GRAMMAR @EXPORT_OK ];
-$VERSION = sprintf "%d.%02d", q$Revision: 1.23 $ =~ /(\d+)\.(\d+)/;
+$VERSION = sprintf "%d.%02d", q$Revision: 1.44 $ =~ /(\d+)\.(\d+)/;
$DEBUG = 0 unless defined $DEBUG;
use Data::Dumper;
$GRAMMAR = q!
{
- our ( %tables, $table_order );
+ my ( %tables, $table_order, @table_comments );
}
#
statement : comment
| use
+ | set
| drop
| create
| <error>
use : /use/i WORD ';'
+ { @table_comments = () }
+
+set : /set/i /[^;]+/ ';'
+ { @table_comments = () }
+
+drop : /drop/i TABLE /[^;]+/ ';'
drop : /drop/i WORD(s) ';'
+ { @table_comments = () }
create : CREATE /database/i WORD ';'
+ { @table_comments = () }
create : CREATE TEMPORARY(?) TABLE opt_if_not_exists(?) table_name '(' create_definition(s /,/) ')' table_option(s?) ';'
{
$tables{ $table_name }{'order'} = ++$table_order;
$tables{ $table_name }{'table_name'} = $table_name;
+ if ( @table_comments ) {
+ $tables{ $table_name }{'comments'} = [ @table_comments ];
+ @table_comments = ();
+ }
+
my $i = 1;
for my $definition ( @{ $item[7] } ) {
if ( $definition->{'supertype'} eq 'field' ) {
-
my $field_name = $definition->{'name'};
$tables{ $table_name }{'fields'}{ $field_name } =
{ %$definition, order => $i };
}
}
elsif ( $definition->{'supertype'} eq 'constraint' ) {
- # prob get rid of this?
-# for my $field ( @{ $definition->{'fields'} } ) {
-# push @{
-# $tables{$table_name}{'fields'}{$field}{'constraints'}
-# },
-# $definition;
-# }
-
- # this should be the only one needed
push @{ $tables{ $table_name }{'constraints'} }, $definition;
}
elsif ( $definition->{'supertype'} eq 'index' ) {
- push @{ $tables{ $table_name }{'indices'} },
- $definition;
+ push @{ $tables{ $table_name }{'indices'} }, $definition;
}
}
- for my $opt ( @{ $item{'table_option(s?)'} } ) {
- if ( my ( $key, $val ) = each %$opt ) {
- $tables{ $table_name }{'table_options'}{ $key } = $val;
- }
+ if ( my @options = @{ $item{'table_option(s?)'} } ) {
+ $tables{ $table_name }{'table_options'} = \@options;
}
1;
create : CREATE UNIQUE(?) /(index|key)/i index_name /on/i table_name '(' field_name(s /,/) ')' ';'
{
+ @table_comments = ();
push @{ $tables{ $item{'table_name'} }{'indices'} },
{
name => $item[4],
create_definition : constraint
| index
| field
+ | comment
| <error>
-comment : /^\s*(?:#|-{2}).*\n/
+comment : /^\s*(?:#|-{2}).*\n/
+ {
+ my $comment = $item[1];
+ $comment =~ s/^\s*(#|--)\s*//;
+ $comment =~ s/\s*$//;
+ $return = $comment;
+ push @table_comments, $comment;
+ }
+
+field_comment : /^\s*(?:#|-{2}).*\n/
+ {
+ my $comment = $item[1];
+ $comment =~ s/^\s*(#|--)\s*//;
+ $comment =~ s/\s*$//;
+ $return = $comment;
+ }
blank : /\s*/
-field : field_name data_type field_qualifier(s?) reference_definition(?)
+field : field_comment(s?) field_name data_type field_qualifier(s?) reference_definition(?) field_comment(s?)
{
- my %qualifiers = map { %$_ } @{ $item{'field_qualifier(s?)'} || [] };
- my $null = defined $item{'not_null'} ? $item{'not_null'} : 1;
- delete $qualifiers{'not_null'};
+ my %qualifiers = map { %$_ } @{ $item{'field_qualifier(s?)'} || [] };
if ( my @type_quals = @{ $item{'data_type'}{'qualifiers'} || [] } ) {
$qualifiers{ $_ } = 1 for @type_quals;
}
+ my $null = defined $qualifiers{'not_null'}
+ ? $qualifiers{'not_null'} : 1;
+ delete $qualifiers{'not_null'};
+
+ my @comments = ( @{ $item[1] }, @{ $item[6] } );
+
$return = {
supertype => 'field',
name => $item{'field_name'},
list => $item{'data_type'}{'list'},
null => $null,
constraints => $item{'reference_definition(?)'},
+ comments => [ @comments ],
%qualifiers,
}
}
}
}
+field_qualifier : /character set/i WORD
+ {
+ $return = {
+ character_set => $item[2],
+ }
+ }
+
reference_definition : /references/i table_name parens_field_list(?) match_type(?) on_delete_do(?) on_update_do(?)
{
$return = {
}
}
-match_type : /match full/i { 'match_full' }
+match_type : /match full/i { 'full' }
|
- /match partial/i { 'match_partial' }
+ /match partial/i { 'partial' }
on_delete_do : /on delete/i reference_option
{ $item[2] }
| fulltext_index
| <error>
-table_name : WORD
+table_name : NAME
-field_name : WORD
+field_name : NAME
-index_name : WORD
+index_name : NAME
data_type : WORD parens_value_list(s?) type_qualifier(s?)
{
unless ( @{ $size || [] } ) {
if ( lc $type eq 'tinyint' ) {
- $size = [4];
+ $size = 4;
}
elsif ( lc $type eq 'smallint' ) {
- $size = [6];
+ $size = 6;
}
elsif ( lc $type eq 'mediumint' ) {
- $size = [9];
+ $size = 9;
}
elsif ( $type =~ /^int(eger)?$/ ) {
$type = 'int';
- $size = [11];
+ $size = 11;
}
elsif ( lc $type eq 'bigint' ) {
- $size = [20];
+ $size = 20;
}
- elsif ( lc $type =~ /(float|double|decimal|numeric|real)/ ) {
+ elsif (
+ lc $type =~ /(float|double|decimal|numeric|real|fixed|dec)/
+ ) {
$size = [8,2];
}
}
+ if ( $type =~ /^tiny(text|blob)$/i ) {
+ $size = 255;
+ }
+ elsif ( $type =~ /^(blob|text)$/i ) {
+ $size = 65_535;
+ }
+ elsif ( $type =~ /^medium(blob|text)$/i ) {
+ $size = 16_777_215;
+ }
+ elsif ( $type =~ /^long(blob|text)$/i ) {
+ $size = 4_294_967_295;
+ }
+
$return = {
type => $type,
size => $size,
unsigned : /unsigned/i { $return = 0 }
-default_val : /default/i /(?:')?[\w\d:.-]*(?:')?/
- {
- $item[2] =~ s/'//g;
+#default_val : /default/i /(?:')?[\s\w\d:.-]*(?:')?/
+# {
+# $item[2] =~ s/'//g;
+# $return = $item[2];
+# }
+
+default_val : /default/i /'(?:.*?\\')*.*?'|(?:')?[\w\d:.-]*(?:')?/
+ {
+ $item[2] =~ s/^\s*'|'\s*$//g;
$return = $item[2];
}
| foreign_key_def
| <error>
-foreign_key_def : opt_constraint(?) /foreign key/i WORD(?) parens_field_list reference_definition
+foreign_key_def : foreign_key_def_begin parens_field_list reference_definition
{
$return = {
supertype => 'constraint',
type => 'foreign_key',
- name => $item[3][0],
- fields => $item[4],
+ name => $item[1],
+ fields => $item[2],
%{ $item{'reference_definition'} },
}
}
-opt_constraint : /constraint/i WORD
+foreign_key_def_begin : /constraint/i /foreign key/i
+ { $return = '' }
+ |
+ /constraint/i WORD /foreign key/i
+ { $return = $item[2] }
+ |
+ /foreign key/i
+ { $return = '' }
-primary_key_def : primary_key index_name(?) '(' field_name(s /,/) ')'
+primary_key_def : primary_key index_name(?) '(' name_with_opt_paren(s /,/) ')'
{
$return = {
supertype => 'constraint',
KEY : /key/i | /index/i
-table_option : /[^\s;]*/
+table_option : WORD /\s*=\s*/ WORD
{
- $return = { split /=/, $item[1] }
+ $return = { $item[1] => $item[3] };
}
CREATE : /create/i
warn Dumper( $result ) if $DEBUG;
my $schema = $translator->schema;
- for my $table_name ( keys %{ $result } ) {
+ my @tables = sort {
+ $result->{ $a }->{'order'} <=> $result->{ $b }->{'order'}
+ } keys %{ $result };
+
+ for my $table_name ( @tables ) {
my $tdata = $result->{ $table_name };
my $table = $schema->add_table(
name => $tdata->{'table_name'},
) or die $schema->error;
-# for my $opt ( @{ $tdata->{'table_options'} } ) {
-# if ( my ( $key, $val ) = each %$opt ) {
-# $tables->options(
-# }
-# }
+ $table->comments( $tdata->{'comments'} );
my @fields = sort {
$tdata->{'fields'}->{$a}->{'order'}
default_value => $fdata->{'default'},
is_auto_increment => $fdata->{'is_auto_inc'},
is_nullable => $fdata->{'null'},
+ comments => $fdata->{'comments'},
) or die $table->error;
$table->primary_key( $field->name ) if $fdata->{'is_primary_key'};
if ( $field->data_type =~ /(set|enum)/i && !$field->size ) {
my %extra = $field->extra;
- my $longest;
+ my $longest = 0;
for my $len ( map { length } @{ $extra{'list'} || [] } ) {
$longest = $len if $len > $longest;
}
) or die $table->error;
}
+ if ( my @options = @{ $tdata->{'table_options'} || [] } ) {
+ $table->options( \@options ) or die $table->error;
+ }
+
for my $cdata ( @{ $tdata->{'constraints'} || [] } ) {
my $constraint = $table->add_constraint(
name => $cdata->{'name'},
}
}
- return $result;
+ return 1;
}
1;
-# ----------------------------------------------------
+# -------------------------------------------------------------------
# Where man is not nature is barren.
# William Blake
-# ----------------------------------------------------
+# -------------------------------------------------------------------
=pod