package SQL::Translator::Producer::PostgreSQL;
# -------------------------------------------------------------------
-# $Id: PostgreSQL.pm,v 1.12 2003-08-16 20:12:09 rossta Exp $
+# $Id: PostgreSQL.pm,v 1.16 2003-09-04 15:33:24 kycl4rk Exp $
# -------------------------------------------------------------------
# Copyright (C) 2003 Ken Y. Clark <kclark@cpan.org>,
# darren chamberlain <darren@cpan.org>,
use strict;
use vars qw[ $DEBUG $WARN $VERSION ];
-$VERSION = sprintf "%d.%02d", q$Revision: 1.12 $ =~ /(\d+)\.(\d+)/;
+$VERSION = sprintf "%d.%02d", q$Revision: 1.16 $ =~ /(\d+)\.(\d+)/;
$DEBUG = 1 unless defined $DEBUG;
use SQL::Translator::Schema::Constants;
# MySQL types
#
bigint => 'bigint',
- double => 'double precision',
- decimal => 'decimal',
- float => 'double precision',
+ double => 'numeric',
+ decimal => 'numeric',
+ float => 'numeric',
int => 'integer',
mediumint => 'integer',
smallint => 'smallint',
varchar => 'character varying',
datetime => 'timestamp',
text => 'text',
- real => 'double precision',
+ real => 'numeric',
comment => 'text',
bit => 'bit',
tinyint => 'smallint',
- float => 'double precision',
+ float => 'numeric',
);
my %reserved = map { $_, 1 } qw[
my $output;
$output .= header_comment unless ($no_comments);
+ my %used_index_names;
for my $table ( $schema->get_tables ) {
my $table_name = $table->name or next;
my $data_type = lc $field->data_type;
my %extra = $field->extra;
my $list = $extra{'list'} || [];
- # \todo deal with embedded quotes
- my $commalist = "'" . join("','", @$list) . "'";
+ # todo deal with embedded quotes
+ my $commalist = join( ', ', map { qq['$_'] } @$list );
my $seq_name;
if ( $data_type eq 'enum' ) {
my $len = 0;
$len = ($len < length($_)) ? length($_) : $len for (@$list);
- my $check_name = mk_name( $table_name.'_'.$field_name, 'chk' );
+ my $chk_name = mk_name( $table_name.'_'.$field_name, 'chk' );
push @constraint_defs,
- "CONSTRAINT $check_name CHECK ($field_name IN ($commalist))";
+ qq[Constraint "$chk_name" CHECK ("$field_name" ].
+ qq[IN ($commalist))];
$data_type = 'character varying';
}
elsif ( $data_type eq 'set' ) {
$data_type = 'character varying';
}
elsif ( $field->is_auto_increment ) {
- $field_def .= ' serial';
+ if ( defined $size[0] && $size[0] > 11 ) {
+ $data_type = 'bigserial';
+ }
+ else {
+ $data_type = 'serial';
+ }
+ undef @size;
+
# $seq_name = mk_name( $table_name.'_'.$field_name, 'sq' );
# push @sequence_defs, qq[DROP SEQUENCE "$seq_name";];
# push @sequence_defs, qq[CREATE SEQUENCE "$seq_name";];
$data_type;
}
+ if ( $data_type =~ /timestamp/i ) {
+ if ( defined $size[0] && $size[0] > 13 ) {
+ $size[0] = 13;
+ }
+ }
+
+ if ( $data_type eq 'integer' ) {
+ if ( defined $size[0] ) {
+ if ( $size[0] > 10 ) {
+ $data_type = 'bigint';
+ }
+ elsif ( $size[0] < 5 ) {
+ $data_type = 'smallint';
+ }
+ else {
+ $data_type = 'integer';
+ }
+ }
+ else {
+ $data_type = 'integer';
+ }
+ }
+
+ #
+ # PG doesn't need a size for integers or text
+ #
+ undef @size if $data_type =~ m/(integer|smallint|bigint|text)/;
+
$field_def .= " $data_type";
if ( defined $size[0] && $size[0] > 0 ) {
- $field_def .= '(' . join( ', ', @size ) . ')';
+ $field_def .= '(' . join( ',', @size ) . ')';
}
#
if ( $type eq PRIMARY_KEY ) {
$name ||= mk_name( $table_name, 'pk' );
- push @constraint_defs, 'CONSTRAINT '.$name.' PRIMARY KEY '.
- '(' . join( ', ', @fields ) . ')';
+ $name = next_unused_name($name, \%used_index_names);
+ # how do I get next_unused_name() to do: ?
+ $used_index_names{$name} = $name;
+ push @constraint_defs, 'Constraint "'.$name.'" PRIMARY KEY '.
+ '("' . join( '", "', @fields ) . '")';
}
elsif ( $type eq UNIQUE ) {
$name ||= mk_name(
$table_name, $name || ++$idx_name_default
);
- push @constraint_defs, 'CONSTRAINT ' . $name . ' UNIQUE ' .
- '(' . join( ', ', @fields ) . ')';
+ $name = next_unused_name($name, \%used_index_names);
+ $used_index_names{$name} = $name;
+ push @constraint_defs, 'Constraint "' . $name . '" UNIQUE ' .
+ '("' . join( '", "', @fields ) . '")';
}
elsif ( $type eq NORMAL ) {
$name ||= mk_name(
$table_name, $name || ++$idx_name_default
);
+ $name = next_unused_name($name, \%used_index_names);
+ $used_index_names{$name} = $name;
push @index_defs,
- qq[CREATE INDEX "$name" on $table_name_ur (].
- join( ', ', @fields ).
- ');';
+ qq[CREATE INDEX "$name" on $table_name_ur ("].
+ join( '", "', @fields ).
+ '");';
}
else {
warn "Unknown index type ($type) on table $table_name.\n"
map { $_ =~ s/\(.+\)//; $_ }
map { unreserve( $_, $table_name ) }
$c->reference_fields;
- next unless @fields;
+ next if !@fields && $c->type ne CHECK_C;
if ( $c->type eq PRIMARY_KEY ) {
$name ||= mk_name( $table_name, 'pk' );
- push @constraint_defs, "CONSTRAINT $name PRIMARY KEY ".
- '(' . join( ', ', @fields ) . ')';
+ $name = next_unused_name($name, \%used_index_names);
+ $used_index_names{$name} = $name;
+ push @constraint_defs, qq[Constraint "$name" PRIMARY KEY ].
+ '("' . join( '", "', @fields ) . '")';
}
elsif ( $c->type eq UNIQUE ) {
$name ||= mk_name(
$table_name, $name || ++$c_name_default
);
- push @constraint_defs, "CONSTRAINT $name UNIQUE " .
- '(' . join( ', ', @fields ) . ')';
+ $name = next_unused_name($name, \%used_index_names);
+ $used_index_names{$name} = $name;
+ push @constraint_defs, qq[Constraint "$name" UNIQUE ] .
+ '("' . join( '", "', @fields ) . '")';
+ }
+ elsif ( $c->type eq CHECK_C ) {
+ my $s;
+ if ( $name ) {
+ $name ||= mk_name(
+ $table_name, $name || ++$c_name_default
+ );
+ $name = next_unused_name($name, \%used_index_names);
+ $used_index_names{$name} = $name;
+ $s = 'Constraint "$name" ';
+ }
+ my $expression = $c->expression;
+ push @constraint_defs, "${s}CHECK ($expression)";
}
elsif ( $c->type eq FOREIGN_KEY ) {
my $def = join(' ',
map { $_ || () } 'FOREIGN KEY', $c->name
);
- $def .= ' (' . join( ', ', @fields ) . ')';
+ $def .= ' ("' . join( '", "', @fields ) . '")';
$def .= ' REFERENCES ' . $c->reference_table;
if ( @rfields ) {
- $def .= ' (' . join( ', ', @rfields ) . ')';
+ $def .= ' ("' . join( '", "', @rfields ) . '")';
}
if ( $c->match_type ) {
return $unreserve.$suffix;
}
+# -------------------------------------------------------------------
+sub next_unused_name {
+ my $name = shift || '';
+ my $used_names = shift || '';
+
+ my %used_names = %$used_names;
+
+ if ( !defined($used_names{$name}) ) {
+ $used_names{$name} = $name;
+ return $name;
+ }
+
+ my $i = 2;
+ while ( defined($used_names{$name . $i}) ) {
+ ++$i;
+ }
+ $name .= $i;
+ $used_names{$name} = $name;
+ return $name;
+}
+
1;
# -------------------------------------------------------------------
projects / dbsrgits/SQL-Translator.git / blobdiff