X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=dbsrgits%2FDBIx-Class-Schema-Loader.git;a=blobdiff_plain;f=lib%2FDBIx%2FClass%2FSchema%2FLoader%2FDBI%2FSQLAnywhere.pm;h=72cbdfd5e31f0d5fc71fecebed13d200b8bc79ff;hp=46472dbfabc0bae89ea498e52b5c6778dbaa8cc2;hb=306bf770bf08b06f92863808b1938f2fc704acb0;hpb=6b1d4f76b756e4b4119153a1f1e8a7bd59ad4e87 diff --git a/lib/DBIx/Class/Schema/Loader/DBI/SQLAnywhere.pm b/lib/DBIx/Class/Schema/Loader/DBI/SQLAnywhere.pm index 46472db..72cbdfd 100644 --- a/lib/DBIx/Class/Schema/Loader/DBI/SQLAnywhere.pm +++ b/lib/DBIx/Class/Schema/Loader/DBI/SQLAnywhere.pm @@ -2,14 +2,13 @@ package DBIx::Class::Schema::Loader::DBI::SQLAnywhere; use strict; use warnings; -use Class::C3; -use base qw/ - DBIx::Class::Schema::Loader::DBI::Component::QuotedDefault - DBIx::Class::Schema::Loader::DBI -/; -use Carp::Clan qw/^DBIx::Class/; +use base 'DBIx::Class::Schema::Loader::DBI::Component::QuotedDefault'; +use mro 'c3'; +use List::Util 'any'; +use namespace::clean; +use DBIx::Class::Schema::Loader::Table (); -our $VERSION = '0.07001'; +our $VERSION = '0.07047'; =head1 NAME @@ -22,29 +21,59 @@ See L and L. =cut +sub _system_schemas { + return (qw/dbo SYS diagnostics rs_systabgroup SA_DEBUG/); +} + sub _setup { my $self = shift; $self->next::method(@_); - $self->{db_schema} ||= - ($self->schema->storage->dbh->selectrow_array('select user'))[0]; + $self->preserve_case(1) + unless defined $self->preserve_case; + + $self->schema->storage->sql_maker->quote_char('"'); + $self->schema->storage->sql_maker->name_sep('.'); + + $self->db_schema([($self->dbh->selectrow_array('select user'))[0]]) + unless $self->db_schema; + + if (ref $self->db_schema eq 'ARRAY' && $self->db_schema->[0] eq '%') { + my @users = grep { my $uname = $_; not any { $_ eq $uname } $self->_system_schemas } + @{ $self->dbh->selectcol_arrayref('select user_name from sysuser') }; + + $self->db_schema(\@users); + } } sub _tables_list { - my ($self, $opts) = @_; + my ($self) = @_; - my $dbh = $self->schema->storage->dbh; - my $sth = $dbh->prepare(<<'EOF'); -select t.table_name from systab t -join sysuser u on u.user_id = t.creator -where u.user_name = ? + my @tables; + + foreach my $schema (@{ $self->db_schema }) { + my $sth = $self->dbh->prepare(<<'EOF'); +SELECT t.table_name name +FROM systab t +JOIN sysuser u + ON t.creator = u.user_id +WHERE u.user_name = ? EOF - $sth->execute($self->db_schema); + $sth->execute($schema); - my @tables = map @$_, @{ $sth->fetchall_arrayref }; + my @table_names = map @$_, @{ $sth->fetchall_arrayref }; - return $self->_filter_tables(\@tables, $opts); + foreach my $table_name (@table_names) { + push @tables, DBIx::Class::Schema::Loader::Table->new( + loader => $self, + name => $table_name, + schema => $schema, + ); + } + } + + return $self->_filter_tables(\@tables); } sub _columns_info_for { @@ -62,12 +91,16 @@ sub _columns_info_for { $info->{is_auto_increment} = 1; } - my ($user_type) = $dbh->selectrow_array(<<'EOF', {}, $table, $col); + my ($user_type) = $dbh->selectrow_array(<<'EOF', {}, $table->schema, $table->name, lc($col)); SELECT ut.type_name FROM systabcol tc -JOIN systab t ON tc.table_id = t.table_id -JOIN sysusertype ut on tc.user_type = ut.type_id -WHERE t.table_name = ? AND lower(tc.column_name) = ? +JOIN systab t + ON tc.table_id = t.table_id +JOIN sysuser u + ON t.creator = u.user_id +JOIN sysusertype ut + ON tc.user_type = ut.type_id +WHERE u.user_name = ? AND t.table_name = ? AND lower(tc.column_name) = ? EOF $info->{data_type} = $user_type if defined $user_type; @@ -85,10 +118,13 @@ EOF my $sth = $dbh->prepare(<<'EOF'); SELECT tc.width, tc.scale FROM systabcol tc -JOIN systab t ON t.table_id = tc.table_id -WHERE t.table_name = ? AND tc.column_name = ? +JOIN systab t + ON t.table_id = tc.table_id +JOIN sysuser u + ON t.creator = u.user_id +WHERE u.user_name = ? AND t.table_name = ? AND lower(tc.column_name) = ? EOF - $sth->execute($table, $col); + $sth->execute($table->schema, $table->name, lc($col)); my ($width, $scale) = $sth->fetchrow_array; $sth->finish; @@ -103,8 +139,6 @@ EOF $info->{data_type} = 'real'; } - delete $info->{default_value} if ref($info->{default_value}) eq 'SCALAR' && ${ $info->{default_value} } eq 'NULL'; - if ((eval { lc ${ $info->{default_value} } }||'') eq 'current timestamp') { ${ $info->{default_value} } = 'current_timestamp'; @@ -118,10 +152,9 @@ EOF sub _table_pk_info { my ($self, $table) = @_; - my $dbh = $self->schema->storage->dbh; - local $dbh->{FetchHashKeyName} = 'NAME_lc'; - my $sth = $dbh->prepare(qq{sp_pkeys ?}); - $sth->execute($table); + local $self->dbh->{FetchHashKeyName} = 'NAME_lc'; + my $sth = $self->dbh->prepare(qq{sp_pkeys ?, ?}); + $sth->execute($table->name, $table->schema); my @keydata; @@ -132,29 +165,77 @@ sub _table_pk_info { return \@keydata; } +my %sqlany_rules = ( + C => 'CASCADE', + D => 'SET DEFAULT', + N => 'SET NULL', + R => 'RESTRICT', +); + sub _table_fk_info { my ($self, $table) = @_; - my ($local_cols, $remote_cols, $remote_table, @rels); - my $dbh = $self->schema->storage->dbh; - my $sth = $dbh->prepare(<<'EOF'); -select fki.index_name fk_name, fktc.column_name local_column, pkt.table_name remote_table, pktc.column_name remote_column -from sysfkey fk -join systab pkt on fk.primary_table_id = pkt.table_id -join systab fkt on fk.foreign_table_id = fkt.table_id -join sysidx pki on fk.primary_table_id = pki.table_id and fk.primary_index_id = pki.index_id -join sysidx fki on fk.foreign_table_id = fki.table_id and fk.foreign_index_id = fki.index_id -join sysidxcol fkic on fkt.table_id = fkic.table_id and fki.index_id = fkic.index_id -join systabcol pktc on pkt.table_id = pktc.table_id and fkic.primary_column_id = pktc.column_id -join systabcol fktc on fkt.table_id = fktc.table_id and fkic.column_id = fktc.column_id -where fkt.table_name = ? + my ($local_cols, $remote_cols, $remote_table, $attrs, @rels); + my $sth = $self->dbh->prepare(<<'EOF'); +SELECT fki.index_name fk_name, fktc.column_name local_column, pku.user_name remote_schema, pkt.table_name remote_table, pktc.column_name remote_column, on_delete.referential_action, on_update.referential_action +FROM sysfkey fk +JOIN ( + select foreign_table_id, foreign_index_id, + row_number() over (partition by foreign_table_id order by foreign_index_id) foreign_key_num + from sysfkey +) fkid + ON fkid.foreign_table_id = fk.foreign_table_id and fkid.foreign_index_id = fk.foreign_index_id +JOIN systab pkt + ON fk.primary_table_id = pkt.table_id +JOIN sysuser pku + ON pkt.creator = pku.user_id +JOIN systab fkt + ON fk.foreign_table_id = fkt.table_id +JOIN sysuser fku + ON fkt.creator = fku.user_id +JOIN sysidx pki + ON fk.primary_table_id = pki.table_id AND fk.primary_index_id = pki.index_id +JOIN sysidx fki + ON fk.foreign_table_id = fki.table_id AND fk.foreign_index_id = fki.index_id +JOIN sysidxcol fkic + ON fkt.table_id = fkic.table_id AND fki.index_id = fkic.index_id +JOIN systabcol pktc + ON pkt.table_id = pktc.table_id AND fkic.primary_column_id = pktc.column_id +JOIN systabcol fktc + ON fkt.table_id = fktc.table_id AND fkic.column_id = fktc.column_id +LEFT JOIN systrigger on_delete + ON on_delete.foreign_table_id = fkt.table_id AND on_delete.foreign_key_id = fkid.foreign_key_num + AND on_delete.event = 'D' +LEFT JOIN systrigger on_update + ON on_update.foreign_table_id = fkt.table_id AND on_update.foreign_key_id = fkid.foreign_key_num + AND on_update.event = 'C' +WHERE fku.user_name = ? AND fkt.table_name = ? +ORDER BY fk.primary_table_id, pktc.column_id EOF - $sth->execute($table); + $sth->execute($table->schema, $table->name); + + while (my ($fk, $local_col, $remote_schema, $remote_tab, $remote_col, $on_delete, $on_update) + = $sth->fetchrow_array) { - while (my ($fk, $local_col, $remote_tab, $remote_col) = $sth->fetchrow_array) { push @{$local_cols->{$fk}}, $self->_lc($local_col); + push @{$remote_cols->{$fk}}, $self->_lc($remote_col); - $remote_table->{$fk} = $remote_tab; + + $remote_table->{$fk} = DBIx::Class::Schema::Loader::Table->new( + loader => $self, + name => $remote_tab, + schema => $remote_schema, + ); + + $attrs->{$fk} ||= { + on_delete => $sqlany_rules{$on_delete||''} || 'RESTRICT', + on_update => $sqlany_rules{$on_update||''} || 'RESTRICT', +# We may be able to use the value of the 'CHECK ON COMMIT' option, as it seems +# to be some sort of workaround for lack of deferred constraints. Unclear on +# how good of a substitute it is, and it requires the 'RESTRICT' rule. Also it +# only works for INSERT and UPDATE, not DELETE. Will get back to this. + is_deferrable => 1, + }; } foreach my $fk (keys %$remote_table) { @@ -162,6 +243,7 @@ EOF local_columns => $local_cols->{$fk}, remote_columns => $remote_cols->{$fk}, remote_table => $remote_table->{$fk}, + attrs => $attrs->{$fk}, }; } return \@rels; @@ -170,25 +252,29 @@ EOF sub _table_uniq_info { my ($self, $table) = @_; - my $dbh = $self->schema->storage->dbh; - my $sth = $dbh->prepare(<<'EOF'); -select c.constraint_name, tc.column_name -from sysconstraint c -join systab t on c.table_object_id = t.object_id -join sysidx i on c.ref_object_id = i.object_id -join sysidxcol ic on i.table_id = ic.table_id and i.index_id = ic.index_id -join systabcol tc on ic.table_id = tc.table_id and ic.column_id = tc.column_id -where c.constraint_type = 'U' and t.table_name = ? + my $sth = $self->dbh->prepare(<<'EOF'); +SELECT c.constraint_name, tc.column_name +FROM sysconstraint c +JOIN systab t + ON c.table_object_id = t.object_id +JOIN sysuser u + ON t.creator = u.user_id +JOIN sysidx i + ON c.ref_object_id = i.object_id +JOIN sysidxcol ic + ON i.table_id = ic.table_id AND i.index_id = ic.index_id +JOIN systabcol tc + ON ic.table_id = tc.table_id AND ic.column_id = tc.column_id +WHERE c.constraint_type = 'U' AND u.user_name = ? AND t.table_name = ? EOF - $sth->execute($table); + $sth->execute($table->schema, $table->name); my $constraints; while (my ($constraint_name, $column) = $sth->fetchrow_array) { push @{$constraints->{$constraint_name}}, $self->_lc($column); } - my @uniqs = map { [ $_ => $constraints->{$_} ] } keys %$constraints; - return \@uniqs; + return [ map { [ $_ => $constraints->{$_} ] } sort keys %$constraints ]; } =head1 SEE ALSO @@ -196,9 +282,9 @@ EOF L, L, L -=head1 AUTHOR +=head1 AUTHORS -See L and L. +See L. =head1 LICENSE