storage: fix a crash bug by renaming column by "ALTER TABLE CHANGE"

Redmine: fixes #2637
mroonga · Jul 24, 2014 · 470865e · 470865e
1 parent 3405d6f
commit 470865e
Showing 1 changed file with 10 additions and 1 deletion.
diff --git a/ha_mroonga.cpp b/ha_mroonga.cpp
@@ -12827,7 +12827,16 @@ bool ha_mroonga::storage_check_if_incompatible_data(
   HA_CREATE_INFO *create_info, uint table_changes)
 {
   MRN_DBUG_ENTER_METHOD();
-  DBUG_RETURN(COMPATIBLE_DATA_YES);
+  bool is_incompatible = COMPATIBLE_DATA_YES;
+  uint n = table_share->fields;
+  for (uint i = 0; i < n; i++) {
+    Field *field = table->field[i];
+    if (field->flags & FIELD_IS_RENAMED) {
+      is_incompatible = COMPATIBLE_DATA_NO;
+      break;
+    }
+  }
+  DBUG_RETURN(is_incompatible);
 }
 
 bool ha_mroonga::check_if_incompatible_data(