X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FSQL%2FTranslator%2FParser%2FSQLite.pm;h=01880283b590cc92e67c41be5f036b2c699ca78b;hb=56b9e6a566b09e57d63d8b854f80f84002ae0f14;hp=a3829090f7c3693d7069ea9f8444d817095f82d0;hpb=782b5a43519d2713171767f74a544fe9892542ea;p=dbsrgits%2FSQL-Translator.git diff --git a/lib/SQL/Translator/Parser/SQLite.pm b/lib/SQL/Translator/Parser/SQLite.pm index a382909..0188028 100644 --- a/lib/SQL/Translator/Parser/SQLite.pm +++ b/lib/SQL/Translator/Parser/SQLite.pm @@ -1,8 +1,6 @@ package SQL::Translator::Parser::SQLite; # ------------------------------------------------------------------- -# $Id$ -# ------------------------------------------------------------------- # Copyright (C) 2002-2009 SQLFairy Authors # # This program is free software; you can redistribute it and/or @@ -152,7 +150,7 @@ like-op::= use strict; use vars qw[ $DEBUG $VERSION $GRAMMAR @EXPORT_OK ]; -$VERSION = '1.99'; +$VERSION = '1.59'; $DEBUG = 0 unless defined $DEBUG; use Data::Dumper; @@ -200,7 +198,13 @@ begin_transaction : /begin/i TRANSACTION(?) SEMICOLON commit : /commit/i SEMICOLON -drop : /drop/i TABLE table_name SEMICOLON +drop : /drop/i (tbl_drop | view_drop | trg_drop) SEMICOLON + +tbl_drop: TABLE table_name + +view_drop: VIEW if_exists(?) view_name + +trg_drop: TRIGGER if_exists(?) trigger_name comment : /^\s*(?:#|-{2}).*\n/ { @@ -220,7 +224,7 @@ comment : /\/\*/ /[^\*]+/ /\*\// # # Create Index # -create : CREATE TEMPORARY(?) UNIQUE(?) INDEX WORD ON table_name parens_field_list conflict_clause(?) SEMICOLON +create : CREATE TEMPORARY(?) UNIQUE(?) INDEX NAME ON table_name parens_field_list conflict_clause(?) SEMICOLON { my $db_name = $item[7]->{'db_name'} || ''; my $table_name = $item[7]->{'name'}; @@ -267,22 +271,24 @@ create : CREATE TEMPORARY(?) TABLE table_name '(' definition(s /,/) ')' SEMICOLO definition : constraint_def | column_def -column_def: NAME type(?) column_constraint(s?) +column_def: comment(s?) NAME type(?) column_constraint_def(s?) { my $column = { supertype => 'column', - name => $item[1], - data_type => $item[2][0]->{'type'}, - size => $item[2][0]->{'size'}, + name => $item[2], + data_type => $item[3][0]->{'type'}, + size => $item[3][0]->{'size'}, is_nullable => 1, is_primary_key => 0, is_unique => 0, check => '', default => undef, - constraints => $item[3], + constraints => $item[4], + comments => $item[1], }; - for my $c ( @{ $item[3] } ) { + + for my $c ( @{ $item[4] } ) { if ( $c->{'type'} eq 'not_null' ) { $column->{'is_nullable'} = 0; } @@ -298,6 +304,9 @@ column_def: NAME type(?) column_constraint(s?) elsif ( $c->{'type'} eq 'default' ) { $column->{'default'} = $c->{'value'}; } + elsif ( $c->{'type'} eq 'autoincrement' ) { + $column->{'is_auto_inc'} = 1; + } } $column; @@ -311,6 +320,16 @@ type : WORD parens_value_list(?) } } +column_constraint_def : CONSTRAINT constraint_name column_constraint + { + $return = { + name => $item[2], + %{ $item[3] }, + } + } + | + column_constraint + column_constraint : NOT_NULL conflict_clause(?) { $return = { @@ -351,8 +370,41 @@ column_constraint : NOT_NULL conflict_clause(?) value => $item[2], } } + | + REFERENCES ref_def + { + $return = { + type => 'foreign_key', + reference_table => $item[2]{'reference_table'}, + reference_fields => $item[2]{'reference_fields'}, + } + } + | + AUTOINCREMENT + { + $return = { + type => 'autoincrement', + } + } -constraint_def : PRIMARY_KEY parens_field_list conflict_clause(?) +constraint_def : comment(s?) CONSTRAINT constraint_name table_constraint + { + $return = { + comments => $item[1], + name => $item[3], + %{ $item[4] }, + } + } + | + comment(s?) table_constraint + { + $return = { + comments => $item[1], + %{ $item[2] }, + } + } + +table_constraint : PRIMARY_KEY parens_field_list conflict_clause(?) { $return = { supertype => 'constraint', @@ -382,6 +434,9 @@ constraint_def : PRIMARY_KEY parens_field_list conflict_clause(?) } } +ref_def : /(\w+)\s*\((\w+)\)/ + { $return = { reference_table => $1, reference_fields => $2 } } + table_name : qualified_name qualified_name : NAME @@ -392,6 +447,8 @@ qualified_name : /(\w+)\.(\w+)/ field_name : NAME +constraint_name : NAME + conflict_clause : /on conflict/i conflict_algorigthm conflict_algorigthm : /(rollback|abort|fail|ignore|replace)/i @@ -461,9 +518,9 @@ string : nonstring : /[^;\'"]+/ -statement_body : (string | nonstring)(s?) +statement_body : string | nonstring -trigger_step : /(select|delete|insert|update)/i statement_body SEMICOLON +trigger_step : /(select|delete|insert|update)/i statement_body(s?) SEMICOLON { $return = join( ' ', $item[1], join ' ', @{ $item[2] || [] } ) } @@ -472,8 +529,12 @@ before_or_after : /(before|after)/i { $return = lc $1 } instead_of : /instead of/i +if_exists : /if exists/i + view_name : qualified_name +trigger_name : qualified_name + # # Create View # @@ -530,11 +591,17 @@ WORD : /\w+/ WHEN : /when/i +REFERENCES : /references/i + +CONSTRAINT : /constraint/i + +AUTOINCREMENT : /autoincrement/i + UNIQUE : /unique/i { 1 } SEMICOLON : ';' -NAME : /'?(\w+)'?/ { $return = $1 } +NAME : /["']?(\w+)["']?/ { $return = $1 } VALUE : /[-+]?\.?\d+(?:[eE]\d+)?/ { $item[1] } @@ -607,7 +674,7 @@ sub parse { for my $idata ( @{ $tdata->{'indices'} || [] } ) { my $index = $table->add_index( name => $idata->{'name'}, - type => uc $idata->{'type'}, + type => uc ($idata->{'type'}||''), fields => $idata->{'fields'}, ) or die $table->error; } @@ -620,8 +687,10 @@ sub parse { 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; } } @@ -657,7 +726,7 @@ sub parse { =head1 AUTHOR -Ken Y. Clark Ekclark@cpan.orgE. +Ken Youens-Clark Ekclark@cpan.orgE. =head1 SEE ALSO