use strict;
use warnings;
-use base qw/
- DBIx::Class::Schema::Loader::DBI::Component::QuotedDefault
- DBIx::Class::Schema::Loader::DBI
-/;
+use base 'DBIx::Class::Schema::Loader::DBI::Component::QuotedDefault';
use mro 'c3';
+use Try::Tiny;
+use DBIx::Class::Schema::Loader::Utils qw/sigwarn_silencer/;
+use namespace::clean;
-our $VERSION = '0.07012';
+our $VERSION = '0.07041';
=head1 NAME
-DBIx::Class::Schema::Loader::DBI::Oracle - DBIx::Class::Schema::Loader::DBI
+DBIx::Class::Schema::Loader::DBI::Oracle - DBIx::Class::Schema::Loader::DBI
Oracle Implementation.
=head1 DESCRIPTION
my $self = shift;
# silence a warning from older DBD::Oracles in tests
- my $warn_handler = $SIG{__WARN__} || sub { warn @_ };
- local $SIG{__WARN__} = sub {
- $warn_handler->(@_)
- unless $_[0] =~ /^Field \d+ has an Oracle type \(\d+\) which is not explicitly supported/;
- };
+ local $SIG{__WARN__} = sigwarn_silencer(
+ qr/^Field \d+ has an Oracle type \(\d+\) which is not explicitly supported/
+ );
return $self->next::method(@_);
}
-sub _table_columns {
- my ($self, $table) = @_;
+sub _table_fk_info {
+ my $self = shift;
+ my ($table) = @_;
+
+ my $rels = $self->next::method(@_);
- my $sth = $self->dbh->column_info(undef, $table->schema, $table, '%');
+ my $deferrable_sth = $self->dbh->prepare_cached(<<'EOF');
+select deferrable from all_constraints
+where owner = ? and table_name = ? and constraint_name = ?
+EOF
+
+ foreach my $rel (@$rels) {
+ # Oracle does not have update rules
+ $rel->{attrs}{on_update} = 'NO ACTION';;
- return [ map $self->_lc($_->{COLUMN_NAME}), @{ $sth->fetchall_arrayref({ COLUMN_NAME => 1 }) || [] } ];
+ # DBD::Oracle's foreign_key_info does not return DEFERRABILITY, so we get it ourselves
+ my ($deferrable) = $self->dbh->selectrow_array(
+ $deferrable_sth, undef, $table->schema, $table->name, $rel->{_constraint_name}
+ );
+
+ $rel->{attrs}{is_deferrable} = $deferrable && $deferrable =~ /^DEFERRABLE/i ? 1 : 0;
+ }
+
+ return $rels;
}
sub _table_uniq_info {
my $constr_col = $self->_lc($constr->[1]);
push @{$constr_names{$constr_name}}, $constr_col;
}
-
- my @uniqs = map { [ $_ => $constr_names{$_} ] } keys %constr_names;
- return \@uniqs;
+
+ return [ map { [ $_ => $constr_names{$_} ] } sort keys %constr_names ];
}
sub _table_comment {
($table_comment) = $self->dbh->selectrow_array(<<'EOF', {}, $table->schema, $table->name);
SELECT comments FROM all_tab_comments
-WHERE owner = ?
+WHERE owner = ?
AND table_name = ?
AND (table_type = 'TABLE' OR table_type = 'VIEW')
EOF
($column_comment) = $self->dbh->selectrow_array(<<'EOF', {}, $table->schema, $table->name, $self->_uc($column_name));
SELECT comments FROM all_col_comments
-WHERE owner = ?
+WHERE owner = ?
AND table_name = ?
AND column_name = ?
EOF
my $result = $self->next::method(@_);
- local $self->dbh->{LongReadLen} = 100000;
+ local $self->dbh->{LongReadLen} = 1_000_000;
local $self->dbh->{LongTruncOk} = 1;
my $sth = $self->dbh->prepare_cached(<<'EOF', {}, 1);
$sth->execute($table->name, $table->schema);
while (my ($trigger_body) = $sth->fetchrow_array) {
- if (my ($seq_schema, $seq_name) = $trigger_body =~ /(?:\."?(\w+)"?)?"?(\w+)"?\.nextval/i) {
+ if (my ($seq_schema, $seq_name) = $trigger_body =~ /(?:"?(\w+)"?\.)?"?(\w+)"?\.nextval/i) {
if (my ($col_name) = $trigger_body =~ /:new\.(\w+)/i) {
$col_name = $self->_lc($col_name);
}
}
+ # Old DBD::Oracle report the size in (UTF-16) bytes, not characters
+ my $nchar_size_factor = $DBD::Oracle::VERSION >= 1.52 ? 1 : 2;
+
while (my ($col, $info) = each %$result) {
no warnings 'uninitialized';
+ my $sth = $self->dbh->prepare_cached(<<'EOF', {}, 1);
+SELECT data_type, data_length
+FROM all_tab_columns
+WHERE column_name = ? AND table_name = ? AND owner = ?
+EOF
+ $sth->execute($self->_uc($col), $table->name, $table->schema);
+ my ($data_type, $data_length) = $sth->fetchrow_array;
+ $sth->finish;
+ $data_type = lc $data_type;
+
+ if ($data_type =~ /^(?:n(?:var)?char2?|u?rowid|nclob|timestamp\(\d+\)(?: with(?: local)? time zone)?|binary_(?:float|double))\z/i) {
+ $info->{data_type} = $data_type;
+
+ if ($data_type =~ /^u?rowid\z/i) {
+ $info->{size} = $data_length;
+ }
+ }
+
if ($info->{data_type} =~ /^(?:n?[cb]lob|long(?: raw)?|bfile|date|binary_(?:float|double)|rowid)\z/i) {
delete $info->{size};
}
if ($info->{data_type} =~ /^n(?:var)?char2?\z/i) {
- $info->{size} = $info->{size} / 2;
+ if (ref $info->{size}) {
+ $info->{size} = $info->{size}[0] / 8;
+ }
+ else {
+ $info->{size} = $info->{size} / $nchar_size_factor;
+ }
+ }
+ elsif ($info->{data_type} =~ /^(?:var)?char2?\z/i) {
+ if (ref $info->{size}) {
+ $info->{size} = $info->{size}[0];
+ }
}
- elsif (lc($info->{data_type}) eq 'number') {
+ elsif (lc($info->{data_type}) =~ /^(?:number|decimal)\z/i) {
$info->{original}{data_type} = 'number';
$info->{data_type} = 'numeric';
- if (eval { $info->{size}[0] == 38 && $info->{size}[1] == 0 }) {
+ if (try { $info->{size}[0] == 38 && $info->{size}[1] == 0 }) {
$info->{original}{size} = $info->{size};
$info->{data_type} = 'integer';
$info->{size} = $precision;
}
}
+ elsif ($info->{data_type} =~ /timestamp/i && ref $info->{size} && $info->{size}[0] == 0) {
+ my $size = $info->{size}[1];
+ delete $info->{size};
+ $info->{size} = $size unless $size == 6;
+ }
elsif (($precision) = $info->{data_type} =~ /^interval year\((\d+)\) to month\z/i) {
$info->{data_type} = join ' ', $info->{data_type} =~ /[a-z]+/ig;
$info->{size} = [ $day_precision, $second_precision ];
}
}
+ elsif ($info->{data_type} =~ /^interval year to month\z/i && ref $info->{size}) {
+ my $precision = $info->{size}[0];
+
+ if ($precision == 2) {
+ delete $info->{size};
+ }
+ else {
+ $info->{size} = $precision;
+ }
+ }
+ elsif ($info->{data_type} =~ /^interval day to second\z/i && ref $info->{size}) {
+ if ($info->{size}[0] == 2 && $info->{size}[1] == 6) {
+ delete $info->{size};
+ }
+ }
elsif (lc($info->{data_type}) eq 'float') {
$info->{original}{data_type} = 'float';
$info->{original}{size} = $info->{size};
}
delete $info->{size};
}
+ elsif (lc($info->{data_type}) eq 'double precision') {
+ $info->{original}{data_type} = 'float';
+
+ my $size = try { $info->{size}[0] };
+
+ $info->{original}{size} = $size;
+
+ if ($size <= 63) {
+ $info->{data_type} = 'real';
+ }
+ delete $info->{size};
+ }
elsif (lc($info->{data_type}) eq 'urowid' && $info->{size} == 4000) {
delete $info->{size};
}
+ elsif ($info->{data_type} eq '-9104') {
+ $info->{data_type} = 'rowid';
+ delete $info->{size};
+ }
+ elsif ($info->{data_type} eq '-2') {
+ $info->{data_type} = 'raw';
+ $info->{size} = try { $info->{size}[0] / 2 };
+ }
elsif (lc($info->{data_type}) eq 'date') {
$info->{data_type} = 'datetime';
$info->{original}{data_type} = 'date';
elsif (lc($info->{data_type}) eq 'binary_float') {
$info->{data_type} = 'real';
$info->{original}{data_type} = 'binary_float';
- }
+ }
elsif (lc($info->{data_type}) eq 'binary_double') {
$info->{data_type} = 'double precision';
$info->{original}{data_type} = 'binary_double';
- }
+ }
+
+ # DEFAULT could be missed by ::DBI because of ORA-24345
+ if (not defined $info->{default_value}) {
+ local $self->dbh->{LongReadLen} = 1_000_000;
+ local $self->dbh->{LongTruncOk} = 1;
+ my $sth = $self->dbh->prepare_cached(<<'EOF', {}, 1);
+SELECT data_default
+FROM all_tab_columns
+WHERE column_name = ? AND table_name = ? AND owner = ?
+EOF
+ $sth->execute($self->_uc($col), $table->name, $table->schema);
+ my ($default) = $sth->fetchrow_array;
+ $sth->finish;
+
+ # this is mostly copied from ::DBI::QuotedDefault
+ if (defined $default) {
+ s/^\s+//, s/\s+\z// for $default;
+
+ if ($default =~ /^'(.*?)'\z/) {
+ $info->{default_value} = $1;
+ }
+ elsif ($default =~ /^(-?\d.*?)\z/) {
+ $info->{default_value} = $1;
+ }
+ elsif ($default =~ /^NULL\z/i) {
+ my $null = 'null';
+ $info->{default_value} = \$null;
+ }
+ elsif ($default ne '') {
+ my $val = $default;
+ $info->{default_value} = \$val;
+ }
+ }
+ }
- if ((eval { lc(${ $info->{default_value} }) }||'') eq 'sysdate') {
+ if ((try { lc(${ $info->{default_value} }) }||'') eq 'sysdate') {
my $current_timestamp = 'current_timestamp';
$info->{default_value} = \$current_timestamp;
return $result;
}
+sub _dbh_column_info {
+ my $self = shift;
+ my ($dbh) = @_;
+
+ # try to avoid ORA-24345
+ local $dbh->{LongReadLen} = 1_000_000;
+ local $dbh->{LongTruncOk} = 1;
+
+ return $self->next::method(@_);
+}
+
=head1 SEE ALSO
L<DBIx::Class::Schema::Loader>, L<DBIx::Class::Schema::Loader::Base>,