delete all rows type

storage/spider/ha_spider.cc

@@ -9994,6 +9994,8 @@ int ha_spider::delete_all_rows()
   backup_error_status();
   DBUG_ENTER("ha_spider::delete_all_rows");
   DBUG_PRINT("info",("spider this=%p", this));
+  if (spider_param_delete_all_rows_type(thd, share->delete_all_rows_type))
+    DBUG_RETURN(HA_ERR_WRONG_COMMAND);
   if (spider_param_read_only_mode(thd, share->read_only_mode))
   {
     my_printf_error(ER_SPIDER_READ_ONLY_NUM, ER_SPIDER_READ_ONLY_STR, MYF(0),

storage/spider/spd_include.h

@@ -759,6 +759,7 @@ typedef struct st_spider_share
   int                force_bulk_delete;
 #endif
   int                casual_read;
+  int                delete_all_rows_type;
 
   int                bka_mode;
   char               *bka_engine;

storage/spider/spd_param.cc

@@ -2934,6 +2934,32 @@ my_bool spider_param_dry_access()
   DBUG_RETURN(spider_dry_access);
 }
 
+/*
+ -1 :use table parameter
+  0 :fast
+  1 :correct delete row number
+ */
+static MYSQL_THDVAR_INT(
+  delete_all_rows_type, /* name */
+  PLUGIN_VAR_RQCMDARG, /* opt */
+  "The type of delete_all_rows", /* comment */
+  NULL, /* check */
+  NULL, /* update */
+  -1, /* def */
+  -1, /* min */
+  1, /* max */
+  0 /* blk */
+);
+
+int spider_param_delete_all_rows_type(
+  THD *thd,
+  int delete_all_rows_type
+) {
+  DBUG_ENTER("spider_param_delete_all_rows_type");
+  DBUG_RETURN(THDVAR(thd, delete_all_rows_type) == -1 ?
+    delete_all_rows_type : THDVAR(thd, delete_all_rows_type));
+}
+
 static struct st_mysql_storage_engine spider_storage_engine =
 { MYSQL_HANDLERTON_INTERFACE_VERSION };
 
@@ -3066,6 +3092,7 @@ static struct st_mysql_sys_var* spider_system_variables[] = {
   MYSQL_SYSVAR(internal_xa_id_type),
   MYSQL_SYSVAR(casual_read),
   MYSQL_SYSVAR(dry_access),
+  MYSQL_SYSVAR(delete_all_rows_type),
   NULL
 };
 

storage/spider/spd_param.h

@@ -379,3 +379,7 @@ int spider_param_casual_read(
   int casual_read
 );
 my_bool spider_param_dry_access();
+int spider_param_delete_all_rows_type(
+  THD *thd,
+  int delete_all_rows_type
+);

storage/spider/spd_table.cc

@@ -1793,6 +1793,7 @@ int spider_parse_connect_info(
   share->force_bulk_delete = -1;
 #endif
   share->casual_read = -1;
+  share->delete_all_rows_type = -1;
 
 #ifdef WITH_PARTITION_STORAGE_ENGINE
   for (roop_count = 4; roop_count > 0; roop_count--)
@@ -1930,6 +1931,7 @@ int spider_parse_connect_info(
             2147483647);
           SPIDER_PARAM_INT_WITH_MAX("ctp", crd_type, 0, 2);
           SPIDER_PARAM_DOUBLE("cwg", crd_weight, 1);
+          SPIDER_PARAM_INT_WITH_MAX("dat", delete_all_rows_type, 0, 1);
           SPIDER_PARAM_INT_WITH_MAX("ddi", direct_dup_insert, 0, 1);
           SPIDER_PARAM_STR_LIST("dff", tgt_default_files);
           SPIDER_PARAM_STR_LIST("dfg", tgt_default_groups);
@@ -2262,6 +2264,8 @@ int spider_parse_connect_info(
         case 20:
           SPIDER_PARAM_LONGLONG_LIST_WITH_MAX(
             "monitoring_server_id", monitoring_sid, 0, 4294967295LL);
+          SPIDER_PARAM_INT_WITH_MAX(
+            "delete_all_rows_type", delete_all_rows_type, 0, 1);
           error_num = ER_SPIDER_INVALID_CONNECT_INFO_NUM;
           my_printf_error(error_num, ER_SPIDER_INVALID_CONNECT_INFO_STR,
             MYF(0), tmp_ptr);
@@ -3441,6 +3445,14 @@ int spider_set_connect_info_default(
 #endif
   if (share->casual_read == -1)
     share->casual_read = 0;
+  if (share->delete_all_rows_type == -1)
+  {
+#ifdef HANDLER_HAS_DIRECT_UPDATE_ROWS
+    share->delete_all_rows_type = 1;
+#else
+    share->delete_all_rows_type = 0;
+#endif
+  }
   if (share->bka_mode == -1)
     share->bka_mode = 1;
   if (!share->bka_engine)