added column pruning to fulltext (ft_read).

mroonga · Jun 21, 2010 · a9077fe · a9077fe
1 parent 62e8c3e
commit a9077fe
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/ha_mroonga.cc b/ha_mroonga.cc
@@ -1198,8 +1198,10 @@ int ha_mroonga::ft_read(uchar *buf)
   int n_columns = table->s->fields;
   for (i=0; i < n_columns; i++) {
     Field *field = table->field[i];
-    bitmap_set_bit(table->write_set, field->field_index);
-    mrn_store_field(ctx, field, col[i], row_id);
+    if (bitmap_is_set(table->read_set, field->field_index)) {
+      bitmap_set_bit(table->write_set, field->field_index);
+      mrn_store_field(ctx, field, col[i], row_id);
+    }
   }
   DBUG_RETURN(0);
 }