Tidy up the Table SQL interface a bit

pkg/schema/views.sql

@@ -1,8 +1,12 @@
 create temporary view tables as
-    select l.schema, l.name, l.type, l.ncol, l.wr, l.strict
-        from sqlite_schema s
-    left join pragma_table_list l on s.name = l.name
-        where s.type = 'table';
+    select l.schema,
+           l.name,
+           l.type,
+           l.wr as is_without_rowid,
+           l.strict as is_strict
+      from sqlite_schema s
+ left join pragma_table_list l on s.name = l.name
+     where s.type = 'table';
 
 create temporary view columns as
     select tables.name as table_name,