add rename column executor

sxzh93 · Dingshilun · commit c70353ea01bc · 2018-04-28T20:38:00.000-04:00
diff --git a/src/include/executor/executors.h b/src/include/executor/executors.h
@@ -39,3 +39,4 @@
 #include "executor/projection_executor.h"
 #include "executor/seq_scan_executor.h"
 #include "executor/update_executor.h"
+#include "executor/alter_executor.h"
