fix(contrib/drivers/pgsql): Fixed the problem of overlapping fields in the same table name in pgsql multiple schema mode

contrib/drivers/pgsql/pgsql_table_fields.go

@@ -27,7 +27,7 @@ FROM pg_attribute a
          left join pg_description b ON a.attrelid=b.objoid AND a.attnum = b.objsubid
          left join pg_type t ON a.atttypid = t.oid
          left join information_schema.columns ic on ic.column_name = a.attname and ic.table_name = c.relname
-WHERE c.relname = '%s' and a.attisdropped is false and a.attnum > 0
+WHERE c.relname = '%s' and a.attisdropped is false and a.attnum > 0 and c.relnamespace = (select oid from pg_namespace where nspname=current_schema())
 ORDER BY a.attnum`
 )