package SQL::Translator::Parser::Oracle;
# -------------------------------------------------------------------
-# $Id: Oracle.pm,v 1.2 2003-06-06 22:30:44 kycl4rk Exp $
+# $Id: Oracle.pm,v 1.20 2005-06-28 16:39:41 mwz444 Exp $
# -------------------------------------------------------------------
-# Copyright (C) 2003 Ken Y. Clark <kclark@cpan.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
tbl_defs:
column datatype [DEFAULT expr] [column_constraint(s)]
- table_constraint
table_ref_constraint
storage_options:
[ENABLE|DISABLE] [VALIDATE|NOVALIDATE]
[EXCEPTIONS INTO [schema.]table]
+Note that probably not all of the above syntax is supported, but the grammar
+was altered to better handle the syntax created by DDL::Oracle.
+
=cut
use strict;
use vars qw[ $DEBUG $VERSION $GRAMMAR @EXPORT_OK ];
-$VERSION = sprintf "%d.%02d", q$Revision: 1.2 $ =~ /(\d+)\.(\d+)/;
+$VERSION = sprintf "%d.%02d", q$Revision: 1.20 $ =~ /(\d+)\.(\d+)/;
$DEBUG = 0 unless defined $DEBUG;
use Data::Dumper;
$GRAMMAR = q!
-{ our ( %tables, $table_order ) }
+{ my ( %tables, %indices, %constraints, $table_order, @table_comments ) }
#
# The "eofile" rule makes the parser fail if any "statement" rule
# won't cause the failure needed to know that the parse, as a whole,
# failed. -ky
#
-startrule : statement(s) eofile { \%tables }
+startrule : statement(s) eofile
+ {
+ $return = {
+ tables => \%tables,
+ indices => \%indices,
+ constraints => \%constraints,
+ };
+ }
eofile : /^\Z/
-statement : create
- | comment
- | comment_on_table
- | comment_on_column
- | <error>
+statement : remark
+ | prompt
+ | create
+ | table_comment
+ | comment_on_table
+ | comment_on_column
+ | alter
+ | drop
+ | <error>
+
+alter : /alter/i WORD /[^;]+/ ';'
+ { @table_comments = () }
+
+drop : /drop/i TABLE ';'
+
+drop : /drop/i WORD(s) ';'
+ { @table_comments = () }
create : create_table 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;
my @constraints;
for my $definition ( @{ $item[4] } ) {
}
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 {
- push @{ $tables{ $table_name }{'constraints'} },
- $definition;
-# }
+ push @{ $tables{ $table_name }{'constraints'} }, $definition;
}
else {
push @{ $tables{ $table_name }{'indices'} }, $definition;
}
for my $option ( @{ $item[6] } ) {
- $tables{ $table_name }{'table_options'}{ $option->{'type'} } =
- $option;
+ push @{ $tables{ $table_name }{'table_options'} }, $option;
}
1;
}
+create : /create/i UNIQUE(?) /index/i WORD /on/i table_name parens_word_list table_option(?) ';'
+ {
+ my $table_name = $item[6];
+ if ( $item[2] ) {
+ push @{ $constraints{ $table_name } }, {
+ name => $item[4],
+ type => 'unique',
+ fields => $item[7][0],
+ };
+ }
+ else {
+ push @{ $indices{ $table_name } }, {
+ name => $item[4],
+ type => 'normal',
+ fields => $item[7][0],
+ };
+ }
+ }
+
# Create anything else (e.g., domain, function, etc.)
create : /create/i WORD /[^;]+/ ';'
+ { @table_comments = () }
global_temporary: /global/i /temporary/i
| table_constraint
| <error>
+table_comment : comment
+ {
+ my $comment = $item[1];
+ $return = $comment;
+ push @table_comments, $comment;
+ }
+
comment : /^\s*(?:#|-{2}).*\n/
+ {
+ my $comment = $item[1];
+ $comment =~ s/^\s*(#|-{2})\s*//;
+ $comment =~ s/\s*$//;
+ $return = $comment;
+ }
+
+comment : /\/\*/ /[^\*]+/ /\*\//
+ {
+ my $comment = $item[2];
+ $comment =~ s/^\s*|\s*$//g;
+ $return = $comment;
+ }
+
+remark : /^REM\s+.*\n/
+
+prompt : /prompt/i /(table|index|sequence|trigger)/i ';'
+
+prompt : /prompt\s+create\s+.*\n/i
comment_on_table : /comment/i /on/i /table/i table_name /is/i comment_phrase ';'
{
}
column_constraint : constraint_name(?) column_constraint_type
-#constraint_state(s /,/)
{
my $desc = $item{'column_constraint_type'};
my $type = $desc->{'type'};
name => $item{'constraint_name(?)'}[0] || '',
type => $type,
expression => $type eq 'check' ? $expression : '',
- deferreable => $item{'deferrable'},
+ deferrable => $item{'deferrable'},
deferred => $item{'deferred'},
reference_table => $desc->{'reference_table'},
reference_fields => $desc->{'reference_fields'},
# match_type => $desc->{'match_type'},
-# on_update_do => $desc->{'on_update_do'},
+# on_update => $desc->{'on_update'},
}
}
constraint_name : /constraint/i NAME { $item[2] }
-column_constraint_type : /not null/i { $return = { type => 'not_null' } }
+column_constraint_type : /not\s+null/i { $return = { type => 'not_null' } }
| /null/
{ $return = { type => 'null' } }
| /unique/
{ $return = { type => 'unique' } }
- | /primary key/i
+ | /primary\s+key/i
{ $return = { type => 'primary_key' } }
| /check/i '(' /[^)]+/ ')'
- { $return = { type => 'check', expression => $item[2] } }
- | /references/i table_name parens_word_list(?) on_delete_do(?)
+ { $return = { type => 'check', expression => $item[3] } }
+ | /references/i table_name parens_word_list(?) on_delete(?)
{
$return = {
type => 'foreign_key',
reference_table => $item[2],
reference_fields => $item[3][0],
# match_type => $item[4][0],
- on_delete_do => $item[5][0],
+ on_delete => $item[5][0],
}
}
|
/n?char/i { $return = 'character' }
|
+ /n?dec/i { $return = 'decimal' }
+ |
/number/i { $return = 'number' }
|
+ /integer/i { $return = 'integer' }
+ |
/(pls_integer|binary_integer)/i { $return = 'integer' }
|
/interval\s+day/i { $return = 'interval_day' }
default_val : /default/i /(?:')?[\w\d.-]*(?:')?/
{
- my $val = $item[2] || '';
- $val =~ s/'//g;
+ my $val = $item[2];
+ $val =~ s/'//g if defined $val;
$return = {
supertype => 'constraint',
type => 'default',
create_table : /create/i global_temporary(?) /table/i
+table_option : /organization/i WORD
+ {
+ $return = { 'ORGANIZATION' => $item[2] }
+ }
+
+table_option : /nomonitoring/i
+ {
+ $return = { 'NOMONITORING' => undef }
+ }
+
+table_option : /parallel/i '(' key_value(s) ')'
+ {
+ $return = { 'PARALLEL' => $item[3] }
+ }
+
+key_value : WORD VALUE
+ {
+ $return = { $item[1], $item[2] }
+ }
+
table_option : /[^;]+/
table_constraint : comment(s?) constraint_name(?) table_constraint_type deferrable(?) deferred(?) comment(s?)
constraint_type => $type,
fields => $type ne 'check' ? $fields : [],
expression => $type eq 'check' ? $expression : '',
- deferreable => $item{'deferrable(?)'},
+ deferrable => $item{'deferrable(?)'},
deferred => $item{'deferred(?)'},
reference_table => $desc->{'reference_table'},
reference_fields => $desc->{'reference_fields'},
# match_type => $desc->{'match_type'}[0],
- on_delete_do => $desc->{'on_delete_do'},
- on_update_do => $desc->{'on_update_do'},
+ on_delete => $desc->{'on_delete'} || $desc->{'on_delete_do'},
+ on_update => $desc->{'on_update'} || $desc->{'on_update_do'},
comments => [ @comments ],
}
}
}
}
|
- /foreign key/i '(' NAME(s /,/) ')' /references/i table_name parens_word_list(?) on_delete_do(?)
+ /foreign key/i '(' NAME(s /,/) ')' /references/i table_name parens_word_list(?) on_delete(?)
{
$return = {
type => 'foreign_key',
reference_table => $item[6],
reference_fields => $item[7][0],
match_type => $item[8][0],
- on_delete_do => $item[9][0],
- on_update_do => $item[10][0],
+ on_delete => $item[9][0],
+ on_update => $item[10][0],
}
}
-on_delete_do : /on delete/i WORD(s)
+on_delete : /on delete/i WORD(s)
{ $item[2] }
+UNIQUE : /unique/i { $return = 1 }
+
WORD : /\w+/
NAME : /\w+/ { $item[1] }
+TABLE : /table/i
+
VALUE : /[-+]?\.?\d+(?:[eE]\d+)?/
{ $item[1] }
| /'.*?'/ # XXX doesn't handle embedded quotes
"instance: Bad grammer");
}
- my $result = $parser->startrule($data);
+ my $result = $parser->startrule( $data );
die "Parse failed.\n" unless defined $result;
- warn Dumper($result) if $DEBUG;
+ if ( $DEBUG ) {
+ warn "Parser results =\n", Dumper($result), "\n";
+ }
- my $schema = $translator->schema;
- my @tables = sort {
- $result->{ $a }->{'order'} <=> $result->{ $b }->{'order'}
- } keys %{ $result };
+ my $schema = $translator->schema;
+ my $indices = $result->{'indices'};
+ my $constraints = $result->{'constraints'};
+ my @tables = sort {
+ $result->{'tables'}{ $a }{'order'}
+ <=>
+ $result->{'tables'}{ $b }{'order'}
+ } keys %{ $result->{'tables'} };
for my $table_name ( @tables ) {
- my $tdata = $result->{ $table_name };
+ my $tdata = $result->{'tables'}{ $table_name };
+ next unless $tdata->{'table_name'};
my $table = $schema->add_table(
name => $tdata->{'table_name'},
- comments => @{ $tdata->{'comments'} },
+ comments => $tdata->{'comments'},
) or die $schema->error;
+ $table->options( $tdata->{'table_options'} );
+
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'} },
+ 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;
- }
}
+ push @{ $tdata->{'indices'} }, @{ $indices->{ $table_name } || [] };
+ push @{ $tdata->{'constraints'} },
+ @{ $constraints->{ $table_name } || [] };
+
for my $idata ( @{ $tdata->{'indices'} || [] } ) {
my $index = $table->add_index(
name => $idata->{'name'},
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'},
+ on_delete => $cdata->{'on_delete'} || $cdata->{'on_delete_do'},
+ on_update => $cdata->{'on_update'} || $cdata->{'on_update_do'},
) or die $table->error;
}
}
- return $result;
+ return 1;
}
1;
=head1 SEE ALSO
-perl(1), Parse::RecDescent.
+SQL::Translator, Parse::RecDescent, DDL::Oracle.
=cut