X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FSQL%2FTranslator%2FParser%2FOracle.pm;h=9b98186319f7ad8238c4dd9e9b5f4878fb295b76;hb=88b89793b5982b6c1274ae0ce1196733c1d91e6b;hp=1979450def1046daf158c619f9ba267abddbadc7;hpb=17cae8ab26e96b78cf1dedfb279731380e44d3d1;p=dbsrgits%2FSQL-Translator.git diff --git a/lib/SQL/Translator/Parser/Oracle.pm b/lib/SQL/Translator/Parser/Oracle.pm index 1979450..9b98186 100644 --- a/lib/SQL/Translator/Parser/Oracle.pm +++ b/lib/SQL/Translator/Parser/Oracle.pm @@ -1,7 +1,7 @@ package SQL::Translator::Parser::Oracle; # ------------------------------------------------------------------- -# $Id: Oracle.pm,v 1.1 2003-04-10 03:09:28 kycl4rk Exp $ +# $Id: Oracle.pm,v 1.4 2003-06-11 03:59:49 kycl4rk Exp $ # ------------------------------------------------------------------- # Copyright (C) 2003 Ken Y. Clark # @@ -95,7 +95,7 @@ constrnt_state use strict; use vars qw[ $DEBUG $VERSION $GRAMMAR @EXPORT_OK ]; -$VERSION = sprintf "%d.%02d", q$Revision: 1.1 $ =~ /(\d+)\.(\d+)/; +$VERSION = sprintf "%d.%02d", q$Revision: 1.4 $ =~ /(\d+)\.(\d+)/; $DEBUG = 0 unless defined $DEBUG; use Data::Dumper; @@ -130,8 +130,11 @@ statement : create | comment | comment_on_table | comment_on_column + | alter | +alter : /alter/i WORD /[^;]+/ ';' + create : create_table table_name '(' create_definition(s /,/) ')' table_option(s?) ';' { my $table_name = $item{'table_name'}; @@ -147,13 +150,6 @@ create : create_table table_name '(' create_definition(s /,/) ')' table_option(s { %$definition, order => $i }; $i++; - if ( $definition->{'is_primary_key'} ) { - push @{ $tables{ $table_name }{'indices'} }, { - type => 'primary_key', - fields => [ $field_name ], - }; - } - for my $constraint ( @{ $definition->{'constraints'} || [] } ) { $constraint->{'fields'} = [ $field_name ]; push @{ $tables{ $table_name }{'constraints'} }, @@ -163,17 +159,17 @@ create : create_table table_name '(' create_definition(s /,/) ')' table_option(s elsif ( $definition->{'type'} eq 'constraint' ) { $definition->{'type'} = $definition->{'constraint_type'}; # group FKs at the field level - if ( $definition->{'type'} eq 'foreign_key' ) { - for my $fld ( @{ $definition->{'fields'} || [] } ) { - push @{ - $tables{$table_name}{'fields'}{$fld}{'constraints'} - }, $definition; - } - } - else { +# if ( $definition->{'type'} eq 'foreign_key' ) { +# for my $fld ( @{ $definition->{'fields'} || [] } ) { +# push @{ +# $tables{$table_name}{'fields'}{$fld}{'constraints'} +# }, $definition; +# } +# } +# else { push @{ $tables{ $table_name }{'constraints'} }, $definition; - } +# } } else { push @{ $tables{ $table_name }{'indices'} }, $definition; @@ -204,43 +200,61 @@ create_definition : field comment : /^\s*(?:#|-{2}).*\n/ -comment_on_table : /comment/i /on/i /table/i table_name /is/i phrase ';' +comment_on_table : /comment/i /on/i /table/i table_name /is/i comment_phrase ';' { - push @{ $tables{ $item{'table_name'} }{'comments'} }, $item[7]; + push @{ $tables{ $item{'table_name'} }{'comments'} }, $item{'comment_phrase'}; } -comment_on_column : /comment/i /on/i /column/i column_name /is/i phrase ';' +comment_on_column : /comment/i /on/i /column/i column_name /is/i comment_phrase ';' { my $table_name = $item[4]->{'table'}; my $field_name = $item[4]->{'field'}; push @{ $tables{ $table_name }{'fields'}{ $field_name }{'comments'} }, - $item[7]; + $item{'comment_phrase'}; } column_name : NAME '.' NAME { $return = { table => $item[1], field => $item[3] } } -phrase : /'.*?'/ { $item[1] } +comment_phrase : /'.*?'/ + { + my $val = $item[1]; + $val =~ s/^'|'$//g; + $return = $val; + } field : comment(s?) field_name data_type field_meta(s?) comment(s?) { - my ( $default, @constraints ); + my ( $is_pk, $default, @constraints ); + my $null = 1; for my $meta ( @{ $item[4] } ) { - $default = $meta if $meta->{'meta_type'} eq 'default'; - push @constraints, $meta if $meta->{'meta_type'} eq 'constraint'; + if ( $meta->{'type'} eq 'default' ) { + $default = $meta; + next; + } + elsif ( $meta->{'type'} eq 'not_null' ) { + $null = 0; + next; + } + elsif ( $meta->{'type'} eq 'primary_key' ) { + $is_pk = 1; + } + + push @constraints, $meta if $meta->{'supertype'} eq 'constraint'; } - my $null = ( grep { $_->{'type'} eq 'not_null' } @constraints ) ? 0 : 1; + my @comments = ( @{ $item[1] }, @{ $item[5] } ); $return = { type => 'field', name => $item{'field_name'}, data_type => $item{'data_type'}{'type'}, size => $item{'data_type'}{'size'}, - list => $item{'data_type'}{'list'}, null => $null, default => $default->{'value'}, + is_primary_key => $is_pk, constraints => [ @constraints ], + comments => [ @comments ], } } | @@ -264,8 +278,8 @@ column_constraint : constraint_name(?) column_constraint_type my $expression = $desc->{'expression'} || ''; $return = { - meta_type => 'constraint', - name => $item{'constraint_name'}[0] || '', + supertype => 'constraint', + name => $item{'constraint_name(?)'}[0] || '', type => $type, expression => $type eq 'check' ? $expression : '', deferreable => $item{'deferrable'}, @@ -280,20 +294,15 @@ column_constraint : constraint_name(?) column_constraint_type constraint_name : /constraint/i NAME { $item[2] } column_constraint_type : /not null/i { $return = { type => 'not_null' } } - | - /null/ + | /null/ { $return = { type => 'null' } } - | - /unique/ + | /unique/ { $return = { type => 'unique' } } - | - /primary key/i + | /primary key/i { $return = { type => 'primary_key' } } - | - /check/i '(' /[^)]+/ ')' + | /check/i '(' /[^)]+/ ')' { $return = { type => 'check', expression => $item[2] } } - | - /references/i table_name parens_word_list(?) on_delete_do(?) + | /references/i table_name parens_word_list(?) on_delete_do(?) { $return = { type => 'foreign_key', @@ -322,7 +331,7 @@ deferrable : /not/i /deferrable/i deferred : /initially/i /(deferred|immediate)/i { $item[2] } ora_data_type : - /(n?varchar2|varchar)/i { $return = 'varchar' } + /(n?varchar2|varchar)/i { $return = 'varchar2' } | /n?char/i { $return = 'character' } | @@ -345,15 +354,15 @@ parens_word_list : '(' WORD(s /,/) ')' { $item[2] } field_meta : default_val - | - column_constraint + | column_constraint default_val : /default/i /(?:')?[\w\d.-]*(?:')?/ { my $val = $item[2] || ''; $val =~ s/'//g; $return = { - meta_type => 'default', + supertype => 'constraint', + type => 'default', value => $val, } } @@ -371,13 +380,13 @@ table_constraint : comment(s?) constraint_name(?) table_constraint_type deferrab my @comments = ( @{ $item[1] }, @{ $item[-1] } ); $return = { - name => $item{'constraint_name'}[0] || '', + name => $item{'constraint_name(?)'}[0] || '', type => 'constraint', constraint_type => $type, fields => $type ne 'check' ? $fields : [], expression => $type eq 'check' ? $expression : '', - deferreable => $item{'deferrable'}, - deferred => $item{'deferred'}, + deferreable => $item{'deferrable(?)'}, + deferred => $item{'deferred(?)'}, reference_table => $desc->{'reference_table'}, reference_fields => $desc->{'reference_fields'}, # match_type => $desc->{'match_type'}[0], @@ -456,11 +465,76 @@ sub parse { my $result = $parser->startrule($data); die "Parse failed.\n" unless defined $result; warn Dumper($result) if $DEBUG; - return $result; + + my $schema = $translator->schema; + 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'}, + comments => $tdata->{'comments'}, + ) or die $schema->error; + + my @fields = sort { + $tdata->{'fields'}->{$a}->{'order'} + <=> + $tdata->{'fields'}->{$b}->{'order'} + } keys %{ $tdata->{'fields'} }; + + for my $fname ( @fields ) { + my $fdata = $tdata->{'fields'}{ $fname }; + my $field = $table->add_field( + name => $fdata->{'name'}, + data_type => $fdata->{'data_type'}, + size => $fdata->{'size'}, + default_value => $fdata->{'default'}, + is_auto_increment => $fdata->{'is_auto_inc'}, + is_nullable => $fdata->{'null'}, + comments => $fdata->{'comments'}, + ) or die $table->error; + + for my $cdata ( @{ $fdata->{'constraints'} } ) { + next unless $cdata->{'type'} eq 'foreign_key'; + $cdata->{'fields'} ||= [ $field->name ]; + push @{ $tdata->{'constraints'} }, $cdata; + } + } + + for my $idata ( @{ $tdata->{'indices'} || [] } ) { + my $index = $table->add_index( + name => $idata->{'name'}, + type => uc $idata->{'type'}, + fields => $idata->{'fields'}, + ) or die $table->error; + } + + for my $cdata ( @{ $tdata->{'constraints'} || [] } ) { + my $constraint = $table->add_constraint( + name => $cdata->{'name'}, + type => $cdata->{'type'}, + fields => $cdata->{'fields'}, + reference_table => $cdata->{'reference_table'}, + reference_fields => $cdata->{'reference_fields'}, + match_type => $cdata->{'match_type'} || '', + on_delete => $cdata->{'on_delete_do'}, + on_update => $cdata->{'on_update_do'}, + ) or die $table->error; + } + } + + return 1; } 1; +# ------------------------------------------------------------------- +# Something there is that doesn't love a wall. +# Robert Frost +# ------------------------------------------------------------------- + =pod =head1 AUTHOR