From: Justin Hunter Date: Tue, 11 Aug 2009 02:38:29 +0000 (-0700) Subject: change in mysql grammar X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=c1ba0bf98f7d84fe297778399cc6708b3c3c0697;p=dbsrgits%2FSQL-Translator-2.0-ish.git change in mysql grammar --- diff --git a/lib/SQL/Translator/Grammar/MySQL.pm b/lib/SQL/Translator/Grammar/MySQL.pm index 270a879..e092b66 100644 --- a/lib/SQL/Translator/Grammar/MySQL.pm +++ b/lib/SQL/Translator/Grammar/MySQL.pm @@ -1,6 +1,4 @@ -use MooseX::Declare; role SQL::Translator::Grammar::MySQL { - # ------------------------------------------------------------------- # Copyright (C) 2002-2009 SQLFairy Authors # @@ -18,614 +16,615 @@ role SQL::Translator::Grammar::MySQL { # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA # 02111-1307 USA # ------------------------------------------------------------------- - -method _build_grammar { -return q! -{ - 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" -# won't cause the failure needed to know that the parse, as a whole, -# failed. -ky -# -startrule : statement(s) eofile { - { - database_name => $database_name, - tables => \%tables, - views => \%views, - procedures => \%procedures, - } -} - -eofile : /^\Z/ - -statement : comment - | use - | set - | drop - | create - | alter - | insert - | delimiter - | empty_statement - | - -use : /use/i WORD "$delimiter" - { - $database_name = $item[2]; - @table_comments = (); - } - -set : /set/i /[^;]+/ "$delimiter" - { @table_comments = () } - -drop : /drop/i TABLE /[^;]+/ "$delimiter" - -drop : /drop/i WORD(s) "$delimiter" - { @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 - # delimiter) or by backslashing. - - /'(\\.|''|[^\\\'])*'/ | - /"(\\.|""|[^\\\"])*"/ - # For reference, std sql str: /(?:(?:\')(?:[^\']*(?:(?:\'\')[^\']*)*)(?:\'))// - -nonstring : /[^;\'"]+/ - -statement_body : string | nonstring - -insert : /insert/i statement_body(s?) "$delimiter" - -delimiter : /delimiter/i /[\S]+/ - { $delimiter = $item[2] } - -empty_statement : "$delimiter" - -alter : ALTER TABLE table_name alter_specification(s /,/) "$delimiter" - { - 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] } ) { - $definition->{'extra'}->{'alter'} = 1; - push @{ $tables{ $table_name }{'constraints'} }, $definition; - } - } - -alter_specification : ADD foreign_key_def - { $return = $item[2] } - -create : CREATE /database/i WORD "$delimiter" - { @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 }{'name'} = $table_name; - - if ( @table_comments ) { - $tables{ $table_name }{'comments'} = [ @table_comments ]; - @table_comments = (); + + method _build_grammar { + return q! + { + my ( $database_name, %tables, $table_order, @table_comments, %views, + $view_order, %procedures, $proc_order ); + my $delimiter = ';'; } - - my $i = 1; - for my $definition ( @{ $item[7] } ) { - if ( $definition->{'supertype'} eq 'field' ) { - my $field_name = $definition->{'name'}; -# $tables{ $table_name }{'columns'}{ $field_name } = { %$definition, order => $i }; - push @{$tables{$table_name}{'columns'}}, $definition; - $i++; - - if ( $definition->{'is_primary_key'} ) { - push @{ $tables{ $table_name }{'constraints'} }, - { - type => 'primary_key', - fields => [ $field_name ], + + # + # The "eofile" rule makes the parser fail if any "statement" rule + # 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 { + { + database_name => $database_name, + tables => \%tables, + views => \%views, + procedures => \%procedures, + } + } + + eofile : /^\Z/ + + statement : comment + | use + | set + | drop + | create + | alter + | insert + | delimiter + | empty_statement + | + + use : /use/i WORD "$delimiter" + { + $database_name = $item[2]; + @table_comments = (); + } + + set : /set/i /[^;]+/ "$delimiter" + { @table_comments = () } + + drop : /drop/i TABLE /[^;]+/ "$delimiter" + + drop : /drop/i WORD(s) "$delimiter" + { @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 + # delimiter) or by backslashing. + + /'(\\.|''|[^\\\'])*'/ | + /"(\\.|""|[^\\\"])*"/ + # For reference, std sql str: /(?:(?:\')(?:[^\']*(?:(?:\'\')[^\']*)*)(?:\'))// + + nonstring : /[^;\'"]+/ + + statement_body : string | nonstring + + insert : /insert/i statement_body(s?) "$delimiter" + + delimiter : /delimiter/i /[\S]+/ + { $delimiter = $item[2] } + + empty_statement : "$delimiter" + + alter : ALTER TABLE table_name alter_specification(s /,/) "$delimiter" + { + 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] } ) { + $definition->{'extra'}->{'alter'} = 1; + push @{ $tables{ $table_name }{'constraints'} }, $definition; + } + } + + alter_specification : ADD foreign_key_def + { $return = $item[2] } + + create : CREATE /database/i WORD "$delimiter" + { @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; + + 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 }; + $i++; + + if ( $definition->{'is_primary_key'} ) { + push @{ $tables{ $table_name }{'constraints'} }, + { + type => 'primary_key', + fields => [ $field_name ], + } + ; } - ; + } + elsif ( $definition->{'supertype'} eq 'constraint' ) { + push @{ $tables{ $table_name }{'constraints'} }, $definition; + } + elsif ( $definition->{'supertype'} eq 'index' ) { + push @{ $tables{ $table_name }{'indices'} }, $definition; + } } + + if ( my @options = @{ $item{'table_option(s?)'} } ) { + for my $option ( @options ) { + my ( $key, $value ) = each %$option; + if ( $key eq 'comment' ) { + push @{ $tables{ $table_name }{'comments'} }, $value; + } + else { + push @{ $tables{ $table_name }{'table_options'} }, $option; + } + } + } + + 1; } - elsif ( $definition->{'supertype'} eq 'constraint' ) { - push @{ $tables{ $table_name }{'constraints'} }, $definition; + + opt_if_not_exists : /if not exists/i + + create : CREATE UNIQUE(?) /(index|key)/i index_name /on/i table_name '(' field_name(s /,/) ')' "$delimiter" + { + @table_comments = (); + push @{ $tables{ $item{'table_name'} }{'indices'} }, + { + name => $item[4], + type => $item[2][0] ? 'unique' : 'normal', + fields => $item[8], + } + ; } - elsif ( $definition->{'supertype'} eq 'index' ) { - push @{ $tables{ $table_name }{'indices'} }, $definition; + + create : CREATE /trigger/i NAME not_delimiter "$delimiter" + { + @table_comments = (); } - } - - if ( my @options = @{ $item{'table_option(s?)'} } ) { - for my $option ( @options ) { - my ( $key, $value ) = each %$option; - if ( $key eq 'comment' ) { - push @{ $tables{ $table_name }{'comments'} }, $value; + + create : CREATE PROCEDURE NAME not_delimiter "$delimiter" + { + @table_comments = (); + 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; + $procedures{ $func_name }{'sql'} = $sql; + } + + PROCEDURE : /procedure/i + | /function/i + + create : CREATE replace(?) algorithm(?) /view/i NAME not_delimiter "$delimiter" + { + @table_comments = (); + 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 + | index + | field + | comment + | + + comment : /^\s*(?:#|-{2}).*\n/ + { + my $comment = $item[1]; + $comment =~ s/^\s*(#|--)\s*//; + $comment =~ s/\s*$//; + $return = $comment; + } + + comment : /\/\*/ /.*?\*\//s + { + my $comment = $item[2]; + $comment = substr($comment, 0, -2); + $comment =~ s/^\s*|\s*$//g; + $return = $comment; + } + + field_comment : /^\s*(?:#|-{2}).*\n/ + { + my $comment = $item[1]; + $comment =~ s/^\s*(#|--)\s*//; + $comment =~ s/\s*$//; + $return = $comment; + } + + + field_comment2 : /comment/i /'.*?'/ + { + my $comment = $item[2]; + $comment =~ s/^'//; + $comment =~ s/'$//; + $return = $comment; + } + + blank : /\s*/ + + field : field_comment(s?) field_name data_type field_qualifier(s?) field_comment2(?) reference_definition(?) on_update(?) field_comment(s?) + { + my %qualifiers = map { %$_ } @{ $item{'field_qualifier(s?)'} || [] }; + if ( my @type_quals = @{ $item{'data_type'}{'qualifiers'} || [] } ) { + $qualifiers{ $_ } = 1 for @type_quals; + } + + my $null = defined $qualifiers{'not_null'} + ? $qualifiers{'not_null'} : 1; + delete $qualifiers{'not_null'}; + + my @comments = ( @{ $item[1] }, @{ $item[5] }, @{ $item[8] } ); + + $return = { + supertype => 'field', + name => $item{'field_name'}, + data_type => $item{'data_type'}{'type'}, + size => $item{'data_type'}{'size'}, + list => $item{'data_type'}{'list'}, + null => $null, + constraints => $item{'reference_definition(?)'}, + comments => [ @comments ], + %qualifiers, + } + } + | + + field_qualifier : not_null + { + $return = { + null => $item{'not_null'}, + } + } + + field_qualifier : default_val + { + $return = { + default => $item{'default_val'}, + } + } + + field_qualifier : auto_inc + { + $return = { + is_auto_inc => $item{'auto_inc'}, + } + } + + field_qualifier : primary_key + { + $return = { + is_primary_key => $item{'primary_key'}, + } + } + + field_qualifier : unsigned + { + $return = { + is_unsigned => $item{'unsigned'}, + } + } + + field_qualifier : /character set/i WORD + { + $return = { + 'CHARACTER SET' => $item[2], + } + } + + field_qualifier : /collate/i WORD + { + $return = { + COLLATE => $item[2], + } + } + + field_qualifier : /on update/i CURRENT_TIMESTAMP + { + $return = { + 'ON UPDATE' => $item[2], + } + } + + field_qualifier : /unique/i KEY(?) + { + $return = { + is_unique => 1, + } + } + + field_qualifier : KEY + { + $return = { + has_index => 1, + } + } + + reference_definition : /references/i table_name parens_field_list(?) match_type(?) on_delete(?) on_update(?) + { + $return = { + type => 'foreign_key', + reference_table => $item[2], + reference_fields => $item[3][0], + match_type => $item[4][0], + on_delete => $item[5][0], + on_update => $item[6][0], + } + } + + match_type : /match full/i { 'full' } + | + /match partial/i { 'partial' } + + on_delete : /on delete/i reference_option + { $item[2] } + + 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 | + /set default/i + { $item[1] } + + index : normal_index + | fulltext_index + | spatial_index + | + + table_name : NAME + + field_name : NAME + + 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 $list; # set list, applicable only to sets (duh) + + if ( uc($type) =~ /^(SET|ENUM)$/ ) { + $size = undef; + $list = $item[2][0]; } else { - push @{ $tables{ $table_name }{'table_options'} }, $option; + $size = $item[2][0]; + $list = []; } + + + $return = { + type => $type, + size => $size, + list => $list, + qualifiers => $item[3], + } } - } - - 1; - } - -opt_if_not_exists : /if not exists/i - -create : CREATE UNIQUE(?) /(index|key)/i index_name /on/i table_name '(' field_name(s /,/) ')' "$delimiter" - { - @table_comments = (); - push @{ $tables{ $item{'table_name'} }{'indices'} }, + + parens_field_list : '(' field_name(s /,/) ')' + { $item[2] } + + parens_value_list : '(' VALUE(s /,/) ')' + { $item[2] } + + type_qualifier : /(BINARY|UNSIGNED|ZEROFILL)/i + { lc $item[1] } + + field_type : WORD + + create_index : /create/i /index/i + + not_null : /not/i /null/i + { $return = 0 } + | + /null/i + { $return = 1 } + + unsigned : /unsigned/i { $return = 0 } + + #default_val : /default/i /(?:')?[\s\w\d:.-]*(?:')?/ + # { + # $item[2] =~ s/'//g; + # $return = $item[2]; + # } + + default_val : + /default/i 'CURRENT_TIMESTAMP' { - name => $item[4], - type => $item[2][0] ? 'unique' : 'normal', - fields => $item[8], + $return = \$item[2]; } - ; - } - -create : CREATE /trigger/i NAME not_delimiter "$delimiter" - { - @table_comments = (); - } - -create : CREATE PROCEDURE NAME not_delimiter "$delimiter" - { - @table_comments = (); - 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; - $procedures{ $func_name }{'sql'} = $sql; - } - -PROCEDURE : /procedure/i - | /function/i - -create : CREATE replace(?) algorithm(?) /view/i NAME not_delimiter "$delimiter" - { - @table_comments = (); - 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 - | index - | field - | comment - | - -comment : /^\s*(?:#|-{2}).*\n/ - { - my $comment = $item[1]; - $comment =~ s/^\s*(#|--)\s*//; - $comment =~ s/\s*$//; - $return = $comment; - } - -comment : /\/\*/ /.*?\*\//s - { - my $comment = $item[2]; - $comment = substr($comment, 0, -2); - $comment =~ s/^\s*|\s*$//g; - $return = $comment; - } - -field_comment : /^\s*(?:#|-{2}).*\n/ - { - my $comment = $item[1]; - $comment =~ s/^\s*(#|--)\s*//; - $comment =~ s/\s*$//; - $return = $comment; - } - - -field_comment2 : /comment/i /'.*?'/ - { - my $comment = $item[2]; - $comment =~ s/^'//; - $comment =~ s/'$//; - $return = $comment; - } - -blank : /\s*/ - -field : field_comment(s?) field_name data_type field_qualifier(s?) field_comment2(?) reference_definition(?) on_update(?) field_comment(s?) - { - my %qualifiers = map { %$_ } @{ $item{'field_qualifier(s?)'} || [] }; - if ( my @type_quals = @{ $item{'data_type'}{'qualifiers'} || [] } ) { - $qualifiers{ $_ } = 1 for @type_quals; - } - - my $null = defined $qualifiers{'not_null'} - ? $qualifiers{'not_null'} : 1; - delete $qualifiers{'not_null'}; - - my @comments = ( @{ $item[1] }, @{ $item[5] }, @{ $item[8] } ); - - $return = { - supertype => 'field', - 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, - } - } - | - -field_qualifier : not_null - { - $return = { - is_nullable => $item{'not_null'}, - } - } - -field_qualifier : default_val - { - $return = { - default => $item{'default_val'}, - } - } - -field_qualifier : auto_inc - { - $return = { - is_auto_inc => $item{'auto_inc'}, - } - } - -field_qualifier : primary_key - { - $return = { - is_primary_key => $item{'primary_key'}, - } - } - -field_qualifier : unsigned - { - $return = { - is_unsigned => $item{'unsigned'}, - } - } - -field_qualifier : /character set/i WORD - { - $return = { - 'CHARACTER SET' => $item[2], - } - } - -field_qualifier : /collate/i WORD - { - $return = { - COLLATE => $item[2], - } - } - -field_qualifier : /on update/i CURRENT_TIMESTAMP - { - $return = { - 'ON UPDATE' => $item[2], - } - } - -field_qualifier : /unique/i KEY(?) - { - $return = { - is_unique => 1, - } - } - -field_qualifier : KEY - { - $return = { - has_index => 1, - } - } - -reference_definition : /references/i table_name parens_field_list(?) match_type(?) on_delete(?) on_update(?) - { - $return = { - type => 'foreign_key', - reference_table => $item[2], - reference_fields => $item[3][0], - match_type => $item[4][0], - on_delete => $item[5][0], - on_update => $item[6][0], - } - } - -match_type : /match full/i { 'full' } - | - /match partial/i { 'partial' } - -on_delete : /on delete/i reference_option - { $item[2] } - -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 | - /set default/i - { $item[1] } - -index : normal_index - | fulltext_index - | spatial_index - | - -table_name : NAME - -field_name : NAME - -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 $list; # set list, applicable only to sets (duh) - - if ( uc($type) =~ /^(SET|ENUM)$/ ) { - $size = undef; - $list = $item[2][0]; - } - else { - $size = $item[2][0][0]; - $list = []; - } - - - $return = { - type => $type, - size => $size, - list => $list, - qualifiers => $item[3], - } - } - -parens_field_list : '(' field_name(s /,/) ')' - { $item[2] } - -parens_value_list : '(' VALUE(s /,/) ')' - { $item[2] } - -type_qualifier : /(BINARY|UNSIGNED|ZEROFILL)/i - { lc $item[1] } - -field_type : WORD - -create_index : /create/i /index/i - -not_null : /not null/i - { $return = 0 } - | - /null/i - { $return = 1 } - -unsigned : /unsigned/i { $return = 0 } - -#default_val : /default/i /(?:')?[\s\w\d:.-]*(?:')?/ -# { -# $item[2] =~ s/'//g; -# $return = $item[2]; -# } - -default_val : - /default/i 'CURRENT_TIMESTAMP' - { - $return = \$item[2]; - } - | - /default/i /'(?:.*?(?:\\'|''))*.*?'|(?:')?[\w\d:.-]*(?:')?/ - { - $item[2] =~ s/^\s*'|'\s*$//g; - $return = $item[2]; - } - -auto_inc : /auto_increment/i { 1 } - -primary_key : /primary/i /key/i { 1 } - -constraint : primary_key_def - | unique_key_def - | foreign_key_def - | - -foreign_key_def : foreign_key_def_begin parens_field_list reference_definition - { - $return = { - supertype => 'constraint', - type => 'foreign_key', - name => $item[1], - fields => $item[2], - %{ $item{'reference_definition'} }, - } - } - -foreign_key_def_begin : /constraint/i /foreign key/i WORD - { $return = $item[3] } - | - /constraint/i NAME /foreign key/i - { $return = $item[2] } - | - /constraint/i /foreign key/i - { $return = '' } - | - /foreign key/i WORD - { $return = $item[2] } - | - /foreign key/i - { $return = '' } - -primary_key_def : primary_key index_name(?) '(' name_with_opt_paren(s /,/) ')' - { - $return = { - supertype => 'constraint', - name => $item{'index_name(?)'}[0], - type => 'primary_key', - fields => $item[4], - }; - } - -unique_key_def : UNIQUE KEY(?) index_name(?) '(' name_with_opt_paren(s /,/) ')' - { - $return = { - supertype => 'constraint', - name => $item{'index_name(?)'}[0], - type => 'unique', - fields => $item[5], - } - } - -normal_index : KEY index_name(?) '(' name_with_opt_paren(s /,/) ')' - { - $return = { - supertype => 'index', - type => 'normal', - name => $item{'index_name(?)'}[0], - fields => $item[4], - } - } - -fulltext_index : /fulltext/i KEY(?) index_name(?) '(' name_with_opt_paren(s /,/) ')' - { - $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 = { - supertype => 'index', - type => 'spatial', - name => $item{'index_name(?)'}[0], - fields => $item[5], - } - } - -name_with_opt_paren : NAME parens_value_list(s?) - { $item[2][0] ? "$item[1]($item[2][0][0])" : $item[1] } - -UNIQUE : /unique/i - -KEY : /key/i | /index/i - -table_option : /comment/i /=/ /'.*?'/ - { - my $comment = $item[3]; - $comment =~ s/^'//; - $comment =~ s/'$//; - $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*/ MAYBE_QUOTED_WORD - { - $return = { $item[1] => $item[3] }; - } - -MAYBE_QUOTED_WORD: /\w+/ - | /'(\w+)'/ - { $return = $1 } - | /"(\w+)"/ - { $return = $1 } - -default : /default/i - -ADD : /add/i - -ALTER : /alter/i - -CREATE : /create/i - -TEMPORARY : /temporary/i - -TABLE : /table/i - -WORD : /\w+/ - -DIGITS : /\d+/ - -COMMA : ',' - -BACKTICK : '`' - -DOUBLE_QUOTE: '"' - -NAME : BACKTICK /[^`]+/ BACKTICK - { $item[2] } - | DOUBLE_QUOTE /[^"]+/ DOUBLE_QUOTE - { $item[2] } - | /\w+/ - { $item[1] } - -VALUE : /[-+]?\.?\d+(?:[eE]\d+)?/ - { $item[1] } - | /'.*?'/ - { - # remove leading/trailing quotes - my $val = $item[1]; - $val =~ s/^['"]|['"]$//g; - $return = $val; + | + /default/i /'(?:.*?(?:\\'|''))*.*?'|(?:')?[\w\d:.-]*(?:')?/ + { + $item[2] =~ s/^\s*'|'\s*$//g; + $return = $item[2]; + } + + auto_inc : /auto_increment/i { 1 } + + primary_key : /primary/i /key/i { 1 } + + constraint : primary_key_def + | unique_key_def + | foreign_key_def + | + + foreign_key_def : foreign_key_def_begin parens_field_list reference_definition + { + $return = { + supertype => 'constraint', + type => 'foreign_key', + name => $item[1], + fields => $item[2], + %{ $item{'reference_definition'} }, + } + } + + foreign_key_def_begin : /constraint/i /foreign key/i WORD + { $return = $item[3] } + | + /constraint/i NAME /foreign key/i + { $return = $item[2] } + | + /constraint/i /foreign key/i + { $return = '' } + | + /foreign key/i WORD + { $return = $item[2] } + | + /foreign key/i + { $return = '' } + + primary_key_def : primary_key index_name(?) '(' name_with_opt_paren(s /,/) ')' + { + $return = { + supertype => 'constraint', + name => $item{'index_name(?)'}[0], + type => 'primary_key', + fields => $item[4], + }; + } + + unique_key_def : UNIQUE KEY(?) index_name(?) '(' name_with_opt_paren(s /,/) ')' + { + $return = { + supertype => 'constraint', + name => $item{'index_name(?)'}[0], + type => 'unique', + fields => $item[5], + } + } + + normal_index : KEY index_name(?) '(' name_with_opt_paren(s /,/) ')' + { + $return = { + supertype => 'index', + type => 'normal', + name => $item{'index_name(?)'}[0], + fields => $item[4], + } + } + + fulltext_index : /fulltext/i KEY(?) index_name(?) '(' name_with_opt_paren(s /,/) ')' + { + $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 = { + supertype => 'index', + type => 'spatial', + name => $item{'index_name(?)'}[0], + fields => $item[5], + } + } + + name_with_opt_paren : NAME parens_value_list(s?) + { $item[2][0] ? "$item[1]($item[2][0][0])" : $item[1] } + + UNIQUE : /unique/i + + KEY : /key/i | /index/i + + table_option : /comment/i /=/ /'.*?'/ + { + my $comment = $item[3]; + $comment =~ s/^'//; + $comment =~ s/'$//; + $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*/ MAYBE_QUOTED_WORD + { + $return = { $item[1] => $item[3] }; + } + + MAYBE_QUOTED_WORD: /\w+/ + | /'(\w+)'/ + { $return = $1 } + | /"(\w+)"/ + { $return = $1 } + + default : /default/i + + ADD : /add/i + + ALTER : /alter/i + + CREATE : /create/i + + TEMPORARY : /temporary/i + + TABLE : /table/i + + WORD : /\w+/ + + DIGITS : /\d+/ + + COMMA : ',' + + BACKTICK : '`' + + DOUBLE_QUOTE: '"' + + NAME : BACKTICK /[^`]+/ BACKTICK + { $item[2] } + | DOUBLE_QUOTE /[^"]+/ DOUBLE_QUOTE + { $item[2] } + | /\w+/ + { $item[1] } + + VALUE : /[-+]?\.?\d+(?:[eE]\d+)?/ + { $item[1] } + | /'.*?'/ + { + # remove leading/trailing quotes + my $val = $item[1]; + $val =~ s/^['"]|['"]$//g; + $return = $val; + } + | /NULL/ + { 'NULL' } + + CURRENT_TIMESTAMP : /current_timestamp(\(\))?/i + | /now\(\)/i + { 'CURRENT_TIMESTAMP' } + !; } - | /NULL/ - { 'NULL' } - -CURRENT_TIMESTAMP : /current_timestamp(\(\))?/i - | /now\(\)/i - { 'CURRENT_TIMESTAMP' } -!; -} }