From 278a06cf888ffa1a1f32f108aa32b10d27c2e10c Mon Sep 17 00:00:00 2001
From: Rich Prohaska <prohaska@tokutek.com>
Date: Sat, 1 Feb 2014 16:49:23 -0500
Subject: [PATCH] #36 use copy of alter_info for inplace alter since
 mysql_prepare_create_table is not idempotent

---
 sql/sql_table.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/sql/sql_table.cc b/sql/sql_table.cc
index 445aa595..612f1d6b 100644
--- a/sql/sql_table.cc
+++ b/sql/sql_table.cc
@@ -6526,13 +6526,15 @@ bool mysql_alter_table(THD *thd,char *new_db, char *new_name,
     uint tables_opened = 0;
     Alter_table_ctx alter_ctx(thd, table_list, tables_opened, new_db, new_name);
     copied= deleted= 0; // needed for my_ok
+
+    Alter_info tmp_alter_info(*alter_info, thd->mem_root);
     
     enum inplace_alter_table_result r;
     r= mysql_inplace_alter_table(thd,
                                  table_list,
                                  table,
                                  create_info,
-                                 alter_info,
+                                 &tmp_alter_info,
                                  order_num, order, ignore, &alter_ctx);
     switch (r) {
     case INPLACE_ALTER_SUCCESS: