cleanup TABLE_SHARE

sql/sql_show.cc

@@ -7288,11 +7288,7 @@ static void store_schema_partitions_record(THD *thd, TABLE *schema_table,
                               strlen(part_elem->tablespace_name), cs);
     else
     {
-      char *ts= showing_table->s->tablespace;
-      if(ts)
-        table->field[24]->store(ts, strlen(ts), cs);
-      else
-        table->field[24]->set_null();
+      table->field[24]->set_null();
     }
   }
   return;

sql/table.h

@@ -745,9 +745,6 @@ struct TABLE_SHARE
   /* For sequence tables, the current sequence state */
   SEQUENCE *sequence;
 
-  /* Name of the tablespace used for this table */
-  char *tablespace;
-
 #ifdef WITH_PARTITION_STORAGE_ENGINE
   /* filled in when reading from frm */
   bool auto_partitioned;
@@ -847,12 +844,6 @@ struct TABLE_SHARE
     set_table_cache_key(key_buff, key_length);
   }
 
-  inline bool honor_global_locks()
-  {
-    return ((table_category == TABLE_CATEGORY_USER)
-            || (table_category == TABLE_CATEGORY_SYSTEM));
-  }
-
   inline bool require_write_privileges()
   {
     return (table_category == TABLE_CATEGORY_LOG);