package SQL::Translator::Parser::MySQL;
# -------------------------------------------------------------------
-# $Id: MySQL.pm,v 1.58 2007-03-19 17:15:24 duality72 Exp $
-# -------------------------------------------------------------------
-# Copyright (C) 2002-4 SQLFairy Authors
+# Copyright (C) 2002-2009 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
CREATE [TEMPORARY] TABLE [IF NOT EXISTS] tbl_name [(create_definition,...)]
[table_options] [select_statement]
-
+
or
-
+
CREATE [TEMPORARY] TABLE [IF NOT EXISTS] tbl_name LIKE old_table_name;
-
+
create_definition:
col_name type [NOT NULL | NULL] [DEFAULT default_value] [AUTO_INCREMENT]
[PRIMARY KEY] [reference_definition]
or [CONSTRAINT symbol] FOREIGN KEY [index_name] (index_col_name,...)
[reference_definition]
or CHECK (expr)
-
+
type:
TINYINT[(length)] [UNSIGNED] [ZEROFILL]
or SMALLINT[(length)] [UNSIGNED] [ZEROFILL]
or LONGTEXT
or ENUM(value1,value2,value3,...)
or SET(value1,value2,value3,...)
-
+
index_col_name:
col_name [(length)]
-
+
reference_definition:
REFERENCES tbl_name [(index_col_name,...)]
[MATCH FULL | MATCH PARTIAL]
[ON DELETE reference_option]
[ON UPDATE reference_option]
-
+
reference_option:
RESTRICT | CASCADE | SET NULL | NO ACTION | SET DEFAULT
-
+
table_options:
TYPE = {BDB | HEAP | ISAM | InnoDB | MERGE | MRG_MYISAM | MYISAM }
or ENGINE = {BDB | HEAP | ISAM | InnoDB | MERGE | MRG_MYISAM | MYISAM }
use strict;
use vars qw[ $DEBUG $VERSION $GRAMMAR @EXPORT_OK ];
-$VERSION = sprintf "%d.%02d", q$Revision: 1.58 $ =~ /(\d+)\.(\d+)/;
+$VERSION = '1.59';
$DEBUG = 0 unless defined $DEBUG;
use Data::Dumper;
use SQL::Translator::Utils qw/parse_mysql_version/;
-our %type_mapping = (
-);
+our %type_mapping = ();
@EXPORT_OK = qw(parse);
$GRAMMAR = << 'END_OF_GRAMMAR';
-{
- my ( $database_name, %tables, $table_order, @table_comments, %views, $view_order, %procedures, $proc_order );
+{
+ my ( $database_name, %tables, $table_order, @table_comments, %views,
+ $view_order, %procedures, $proc_order );
my $delimiter = ';';
}
#
# The "eofile" rule makes the parser fail if any "statement" rule
-# fails. Otherwise, the first successful match by a "statement"
+# fails. Otherwise, the first successful match by a "statement"
# won't cause the failure needed to know that the parse, as a whole,
# failed. -ky
#
-startrule : statement(s) eofile {
- { tables => \%tables, database_name => $database_name, views => \%views, procedures =>\%procedures }
+startrule : statement(s) eofile {
+ {
+ database_name => $database_name,
+ tables => \%tables,
+ views => \%views,
+ procedures => \%procedures,
+ }
}
eofile : /^\Z/
{ @table_comments = () }
string :
- # MySQL strings, unlike common SQL strings, can be double-quoted or
- # single-quoted, and you can escape the delmiters by doubling (but only the
+ # MySQL strings, unlike common SQL strings, can be double-quoted or
+ # single-quoted, and you can escape the delmiters by doubling (but only the
# delimiter) or by backslashing.
/'(\\.|''|[^\\\'])*'/ |
nonstring : /[^;\'"]+/
-statement_body : (string | nonstring)(s?)
+statement_body : string | nonstring
-insert : /insert/i statement_body "$delimiter"
+insert : /insert/i statement_body(s?) "$delimiter"
delimiter : /delimiter/i /[\S]+/
{ $delimiter = $item[2] }
my $table_name = $item{'table_name'};
die "Cannot ALTER table '$table_name'; it does not exist"
unless $tables{ $table_name };
- for my $definition ( @{ $item[4] } ) {
+ for my $definition ( @{ $item[4] } ) {
$definition->{'extra'}->{'alter'} = 1;
push @{ $tables{ $table_name }{'constraints'} }, $definition;
}
{ @table_comments = () }
create : CREATE TEMPORARY(?) TABLE opt_if_not_exists(?) table_name '(' create_definition(s /,/) /(,\s*)?\)/ table_option(s?) "$delimiter"
- {
+ {
my $table_name = $item{'table_name'};
$tables{ $table_name }{'order'} = ++$table_order;
$tables{ $table_name }{'table_name'} = $table_name;
for my $definition ( @{ $item[7] } ) {
if ( $definition->{'supertype'} eq 'field' ) {
my $field_name = $definition->{'name'};
- $tables{ $table_name }{'fields'}{ $field_name } =
+ $tables{ $table_name }{'fields'}{ $field_name } =
{ %$definition, order => $i };
$i++;
-
+
if ( $definition->{'is_primary_key'} ) {
push @{ $tables{ $table_name }{'constraints'} },
{
my $func_name = $item[3];
my $owner = '';
my $sql = "$item[1] $item[2] $item[3] $item[4]";
-
+
$procedures{ $func_name }{'order'} = ++$proc_order;
$procedures{ $func_name }{'name'} = $func_name;
$procedures{ $func_name }{'owner'} = $owner;
PROCEDURE : /procedure/i
| /function/i
-create : CREATE algorithm /view/i NAME not_delimiter "$delimiter"
+create : CREATE replace(?) algorithm(?) /view/i NAME not_delimiter "$delimiter"
{
@table_comments = ();
- my $view_name = $item[4];
- my $sql = "$item[1] $item[2] $item[3] $item[4] $item[5]";
-
+ my $view_name = $item[5];
+ my $sql = join(q{ }, grep { defined and length } $item[1], $item[2]->[0], $item[3]->[0])
+ . " $item[4] $item[5] $item[6]";
+
# Hack to strip database from function calls in SQL
$sql =~ s#`\w+`\.(`\w+`\()##g;
-
+
$views{ $view_name }{'order'} = ++$view_order;
$views{ $view_name }{'name'} = $view_name;
$views{ $view_name }{'sql'} = $sql;
}
+replace : /or replace/i
+
algorithm : /algorithm/i /=/ WORD
{
$return = "$item[1]=$item[3]";
not_delimiter : /.*?(?=$delimiter)/is
-create_definition : constraint
+create_definition : constraint
| index
| field
| comment
| <error>
-comment : /^\s*(?:#|-{2}).*\n/
- {
+comment : /^\s*(?:#|-{2}).*\n/
+ {
my $comment = $item[1];
$comment =~ s/^\s*(#|--)\s*//;
$comment =~ s/\s*$//;
$comment =~ s/^\s*|\s*$//g;
$return = $comment;
}
-
-field_comment : /^\s*(?:#|-{2}).*\n/
- {
+
+field_comment : /^\s*(?:#|-{2}).*\n/
+ {
my $comment = $item[1];
$comment =~ s/^\s*(#|--)\s*//;
$comment =~ s/\s*$//;
blank : /\s*/
field : field_comment(s?) field_name data_type field_qualifier(s?) field_comment2(?) reference_definition(?) on_update(?) field_comment(s?)
- {
+ {
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'}
+ my $null = defined $qualifiers{'not_null'}
? $qualifiers{'not_null'} : 1;
delete $qualifiers{'not_null'};
my @comments = ( @{ $item[1] }, @{ $item[5] }, @{ $item[8] } );
- $return = {
+ $return = {
supertype => 'field',
- name => $item{'field_name'},
+ name => $item{'field_name'},
data_type => $item{'data_type'}{'type'},
size => $item{'data_type'}{'size'},
list => $item{'data_type'}{'list'},
constraints => $item{'reference_definition(?)'},
comments => [ @comments ],
%qualifiers,
- }
+ }
}
| <error>
field_qualifier : not_null
- {
- $return = {
+ {
+ $return = {
null => $item{'not_null'},
- }
+ }
}
field_qualifier : default_val
- {
- $return = {
+ {
+ $return = {
default => $item{'default_val'},
- }
+ }
}
field_qualifier : auto_inc
- {
- $return = {
+ {
+ $return = {
is_auto_inc => $item{'auto_inc'},
- }
+ }
}
field_qualifier : primary_key
- {
- $return = {
+ {
+ $return = {
is_primary_key => $item{'primary_key'},
- }
+ }
}
field_qualifier : unsigned
- {
- $return = {
+ {
+ $return = {
is_unsigned => $item{'unsigned'},
- }
+ }
}
-field_qualifier : /character set/i WORD
+field_qualifier : /character set/i WORD
{
$return = {
'CHARACTER SET' => $item[2],
on_delete : /on delete/i reference_option
{ $item[2] }
-on_update :
+on_update :
/on update/i 'CURRENT_TIMESTAMP'
{ $item[2] }
|
/on update/i reference_option
{ $item[2] }
-reference_option: /restrict/i |
- /cascade/i |
- /set null/i |
- /no action/i |
+reference_option: /restrict/i |
+ /cascade/i |
+ /set null/i |
+ /no action/i |
/set default/i
- { $item[1] }
+ { $item[1] }
index : normal_index
| fulltext_index
index_name : NAME
data_type : WORD parens_value_list(s?) type_qualifier(s?)
- {
+ {
my $type = $item[1];
my $size; # field size, applicable only to non-set fields
my $list; # set list, applicable only to sets (duh)
}
- $return = {
+ $return = {
type => $type,
size => $size,
list => $list,
qualifiers => $item[3],
- }
+ }
}
parens_field_list : '(' field_name(s /,/) ')'
create_index : /create/i /index/i
-not_null : /not/i /null/i
+not_null : /not/i /null/i
{ $return = 0 }
|
/null/i
unsigned : /unsigned/i { $return = 0 }
-#default_val : /default/i /(?:')?[\s\w\d:.-]*(?:')?/
-# {
-# $item[2] =~ s/'//g;
-# $return = $item[2];
-# }
-
-default_val :
+default_val :
/default/i 'CURRENT_TIMESTAMP'
{
$return = \$item[2];
}
|
- /default/i /'(?:.*?\\')*.*?'|(?:')?[\w\d:.-]*(?:')?/
+ /default/i /'(?:.*?(?:\\'|''))*.*?'|(?:')?[\w\d:.-]*(?:')?/
{
$item[2] =~ s/^\s*'|'\s*$//g;
$return = $item[2];
/foreign key/i
{ $return = '' }
-primary_key_def : primary_key index_name(?) '(' name_with_opt_paren(s /,/) ')'
- {
- $return = {
+primary_key_def : primary_key index_name_not_using(?) index_type(?) '(' name_with_opt_paren(s /,/) ')' index_type(?)
+ {
+ $return = {
supertype => 'constraint',
- name => $item{'index_name(?)'}[0],
+ name => $item[2][0],
type => 'primary_key',
- fields => $item[4],
+ fields => $item[5],
+ options => $item[3][0] || $item[7][0],
};
}
-unique_key_def : UNIQUE KEY(?) index_name(?) '(' name_with_opt_paren(s /,/) ')'
- {
- $return = {
+unique_key_def : UNIQUE KEY(?) index_name_not_using(?) index_type(?) '(' name_with_opt_paren(s /,/) ')' index_type(?)
+ {
+ $return = {
supertype => 'constraint',
- name => $item{'index_name(?)'}[0],
+ name => $item[3][0],
type => 'unique',
- fields => $item[5],
- }
+ fields => $item[6],
+ options => $item[4][0] || $item[8][0],
+ }
}
-normal_index : KEY index_name(?) '(' name_with_opt_paren(s /,/) ')'
- {
- $return = {
+normal_index : KEY index_name_not_using(?) index_type(?) '(' name_with_opt_paren(s /,/) ')' index_type(?)
+ {
+ $return = {
supertype => 'index',
type => 'normal',
- name => $item{'index_name(?)'}[0],
- fields => $item[4],
- }
+ name => $item[2][0],
+ fields => $item[5],
+ options => $item[3][0] || $item[7][0],
+ }
}
+index_name_not_using : QUOTED_NAME
+ | /(\b(?!using)\w+\b)/ { $return = ($1 =~ /^using/i) ? undef : $1 }
+
+index_type : /using (btree|hash|rtree)/i { $return = uc $1 }
+
fulltext_index : /fulltext/i KEY(?) index_name(?) '(' name_with_opt_paren(s /,/) ')'
- {
- $return = {
+ {
+ $return = {
supertype => 'index',
type => 'fulltext',
name => $item{'index_name(?)'}[0],
fields => $item[5],
- }
+ }
}
spatial_index : /spatial/i KEY(?) index_name(?) '(' name_with_opt_paren(s /,/) ')'
- {
- $return = {
+ {
+ $return = {
supertype => 'index',
type => 'spatial',
name => $item{'index_name(?)'}[0],
fields => $item[5],
- }
+ }
}
name_with_opt_paren : NAME parens_value_list(s?)
$return = { comment => $comment };
}
| /(default )?(charset|character set)/i /\s*=?\s*/ WORD
- {
+ {
$return = { 'CHARACTER SET' => $item[3] };
}
| /collate/i WORD
$return = { 'COLLATE' => $item[2] }
}
| /union/i /\s*=\s*/ '(' table_name(s /,/) ')'
- {
+ {
$return = { $item[1] => $item[4] };
}
- | WORD /\s*=\s*/ WORD
- {
+ | WORD /\s*=\s*/ MAYBE_QUOTED_WORD
+ {
$return = { $item[1] => $item[3] };
}
-
+
+MAYBE_QUOTED_WORD: /\w+/
+ | /'(\w+)'/
+ { $return = $1 }
+ | /"(\w+)"/
+ { $return = $1 }
+
default : /default/i
ADD : /add/i
BACKTICK : '`'
-NAME : BACKTICK /[^`]+/ BACKTICK
+DOUBLE_QUOTE: '"'
+
+QUOTED_NAME : BACKTICK /[^`]+/ BACKTICK
+ { $item[2] }
+ | DOUBLE_QUOTE /[^"]+/ DOUBLE_QUOTE
{ $item[2] }
+
+NAME: QUOTED_NAME
| /\w+/
- { $item[1] }
-VALUE : /[-+]?\.?\d+(?:[eE]\d+)?/
+VALUE : /[-+]?\.?\d+(?:[eE]\d+)?/
{ $item[1] }
- | /'.*?'/
- {
- # remove leading/trailing quotes
+ | /'.*?'/
+ {
+ # remove leading/trailing quotes
my $val = $item[1];
$val =~ s/^['"]|['"]$//g;
$return = $val;
CURRENT_TIMESTAMP : /current_timestamp(\(\))?/i
| /now\(\)/i
{ 'CURRENT_TIMESTAMP' }
-
+
END_OF_GRAMMAR
# -------------------------------------------------------------------
return $translator->error("Error instantiating Parse::RecDescent ".
"instance: Bad grammer");
}
-
- # Preprocess for MySQL-specific and not-before-version comments from mysqldump
- my $parser_version =
- parse_mysql_version ($translator->parser_args->{mysql_parser_version}, 'mysql')
- || DEFAULT_PARSER_VERSION;
- while ( $data =~ s#/\*!(\d{5})?(.*?)\*/#($1 && $1 > $parser_version ? '' : $2)#es ) {}
+
+ # Preprocess for MySQL-specific and not-before-version comments
+ # from mysqldump
+ my $parser_version = parse_mysql_version(
+ $translator->parser_args->{mysql_parser_version}, 'mysql'
+ ) || DEFAULT_PARSER_VERSION;
+
+ while ( $data =~
+ s#/\*!(\d{5})?(.*?)\*/#($1 && $1 > $parser_version ? '' : $2)#es
+ ) {
+ # do nothing; is there a better way to write this? -- ky
+ }
my $result = $parser->startrule($data);
return $translator->error( "Parse failed." ) unless defined $result;
my $schema = $translator->schema;
$schema->name($result->{'database_name'}) if $result->{'database_name'};
- my @tables = sort {
- $result->{'tables'}{ $a }{'order'}
- <=>
+ my @tables = sort {
+ $result->{'tables'}{ $a }{'order'}
+ <=>
$result->{'tables'}{ $b }{'order'}
} keys %{ $result->{'tables'} };
for my $table_name ( @tables ) {
my $tdata = $result->{tables}{ $table_name };
- my $table = $schema->add_table(
+ my $table = $schema->add_table(
name => $tdata->{'table_name'},
) or die $schema->error;
$table->comments( $tdata->{'comments'} );
- my @fields = sort {
- $tdata->{'fields'}->{$a}->{'order'}
+ my @fields = sort {
+ $tdata->{'fields'}->{$a}->{'order'}
<=>
$tdata->{'fields'}->{$b}->{'order'}
} keys %{ $tdata->{'fields'} };
if ( my @options = @{ $tdata->{'table_options'} || [] } ) {
my @cleaned_options;
- my @ignore_opts = $translator->parser_args->{ignore_opts}?split(/,/,$translator->parser_args->{ignore_opts}):();
+ my @ignore_opts = $translator->parser_args->{'ignore_opts'}
+ ? split( /,/, $translator->parser_args->{'ignore_opts'} )
+ : ();
if (@ignore_opts) {
my $ignores = { map { $_ => 1 } @ignore_opts };
foreach my $option (@options) {
# make sure the option isn't in ignore list
my ($option_key) = keys %$option;
- push(@cleaned_options, $option) unless (exists $ignores->{$option_key});
+ if ( !exists $ignores->{$option_key} ) {
+ push @cleaned_options, $option;
+ }
}
} else {
@cleaned_options = @options;
reference_table => $cdata->{'reference_table'},
reference_fields => $cdata->{'reference_fields'},
match_type => $cdata->{'match_type'} || '',
- on_delete => $cdata->{'on_delete'} || $cdata->{'on_delete_do'},
- on_update => $cdata->{'on_update'} || $cdata->{'on_update_do'},
+ on_delete => $cdata->{'on_delete'}
+ || $cdata->{'on_delete_do'},
+ on_update => $cdata->{'on_update'}
+ || $cdata->{'on_update_do'},
) or die $table->error;
}
- # After the constrains and PK/idxs have been created, we normalize fields
+ # After the constrains and PK/idxs have been created,
+ # we normalize fields
normalize_field($_) for $table->get_fields;
}
-
- my @procedures = sort {
- $result->{procedures}->{ $a }->{'order'} <=> $result->{procedures}->{ $b }->{'order'}
+
+ my @procedures = sort {
+ $result->{procedures}->{ $a }->{'order'}
+ <=>
+ $result->{procedures}->{ $b }->{'order'}
} keys %{ $result->{procedures} };
- foreach my $proc_name (@procedures) {
+
+ for my $proc_name ( @procedures ) {
$schema->add_procedure(
name => $proc_name,
owner => $result->{procedures}->{$proc_name}->{owner},
sql => $result->{procedures}->{$proc_name}->{sql},
);
}
-
- my @views = sort {
- $result->{views}->{ $a }->{'order'} <=> $result->{views}->{ $b }->{'order'}
+ my @views = sort {
+ $result->{views}->{ $a }->{'order'}
+ <=>
+ $result->{views}->{ $b }->{'order'}
} keys %{ $result->{views} };
- foreach my $view_name (keys %{ $result->{views} }) {
+
+ for my $view_name ( @views ) {
$schema->add_view(
name => $view_name,
- sql => $result->{views}->{$view_name}->{sql},
+ sql => $result->{'views'}->{$view_name}->{sql},
);
}
return 1;
}
-# Takes a field, and returns
+# Takes a field, and returns
sub normalize_field {
my ($field) = @_;
my ($size, $type, $list, $changed) = @_;
-
+
$size = $field->size;
$type = $field->data_type;
$list = $field->extra->{list} || [];
}
elsif ( lc $type =~ /(float|double|decimal|numeric|real|fixed|dec)/ ) {
my $old_size = (ref $size || '') eq 'ARRAY' ? $size : [];
- $changed = @$old_size != 2 || $old_size->[0] != 8 || $old_size->[1] != 2;
- $size = [8,2];
+ $changed = @$old_size != 2
+ || $old_size->[0] != 8
+ || $old_size->[1] != 2;
+ $size = [8,2];
}
}
$changed = $size != 4_294_967_295;
$size = 4_294_967_295;
}
+
if ( $field->data_type =~ /(set|enum)/i && !$field->size ) {
my %extra = $field->extra;
my $longest = 0;
}
- if ($changed) {
- # We only want to clone the field, not *everything*
- { local $field->{table} = undef;
- $field->parsed_field(dclone($field));
- $field->parsed_field->{table} = $field->table;
- }
- $field->size($size);
- $field->data_type($type);
- $field->sql_data_type( $type_mapping{lc $type} ) if exists $type_mapping{lc $type};
- $field->extra->{list} = $list if @$list;
+ if ( $changed ) {
+ # We only want to clone the field, not *everything*
+ {
+ local $field->{table} = undef;
+ $field->parsed_field( dclone( $field ) );
+ $field->parsed_field->{table} = $field->table;
+ }
+ $field->size( $size );
+ $field->data_type( $type );
+ $field->sql_data_type( $type_mapping{ lc $type } )
+ if exists $type_mapping{ lc $type };
+ $field->extra->{list} = $list if @$list;
}
}
-
1;
# -------------------------------------------------------------------
projects / dbsrgits/SQL-Translator.git / blobdiff