set data_type to undef for Sybase computed columns

diff --git a/lib/DBIx/Class/Schema/Loader/DBI/Sybase.pm b/lib/DBIx/Class/Schema/Loader/DBI/Sybase.pm
index e6643d6..c1cef54 100644 (file)
--- a/lib/DBIx/Class/Schema/Loader/DBI/Sybase.pm
+++ b/lib/DBIx/Class/Schema/Loader/DBI/Sybase.pm
@@ -229,6 +229,31 @@ sub _table_uniq_info {
     return \@uniqs;
 }
 
+# set data_type to 'undef' for computed columns
+sub _columns_info_for {
+    my $self    = shift;
+    my ($table) = @_;
+    my $result  = $self->next::method(@_);
+
+    my $dbh = $self->schema->storage->dbh;
+    my $sth = $dbh->prepare(qq{
+SELECT c.name name, c.computedcol computedcol
+FROM syscolumns c
+JOIN sysobjects o ON c.id = o.id
+WHERE o.name = @{[ $dbh->quote($table) ]} AND o.type = 'U'
+});
+    $sth->execute;
+    local $dbh->{FetchHashKeyName} = 'NAME_lc';
+    my $computed_info = $sth->fetchall_hashref('name');
+
+    for my $col (keys %$result) {
+        $result->{$col}{data_type} = undef
+            if $computed_info->{$col}{computedcol};
+    }
+
+    return $result;
+}
+
 sub _extra_column_info {
     my ($self, $info) = @_;
     my %extra_info;

diff --git a/t/15sybase_common.t b/t/15sybase_common.t
index 847b253..623af02 100644 (file)
--- a/t/15sybase_common.t
+++ b/t/15sybase_common.t
@@ -64,16 +64,12 @@ my $tester = dbixcsl_common_tests->new(
                 10,
                 'VARCHAR(10) has correct size';
 
-            {
-                local $TODO = 'data_type for computed columns';
-
-                ok ((exists $rsrc->column_info('computed_dt')->{data_type}
-                  && (not defined $rsrc->column_info('computed_dt')->{data_type})),
-                    'data_type for computed column exists and is undef')
-#               or diag "Data type is: ",
-#                   $rsrc->column_info('computed_dt')->{data_type}
-                ;
-            }
+            ok ((exists $rsrc->column_info('computed_dt')->{data_type}
+              && (not defined $rsrc->column_info('computed_dt')->{data_type})),
+                'data_type for computed column exists and is undef')
+            or diag "Data type is: ",
+                $rsrc->column_info('computed_dt')->{data_type}
+            ;
         },
     },
 );