Fix for bug#14476 `information_schema`.`TABLES`.`TABLE_TYPE` with empty value

  store TABLES.TABLE_TYPE in case of error during table opening

mysql-test/r/information_schema.result

@@ -1048,3 +1048,11 @@ blob	65535	65535
 text	65535	65535
 text	65535	32767
 drop table t1;
+create table t1 (f1 int(11));
+create view v1 as select * from t1;
+drop table t1;
+select table_type from information_schema.tables
+where table_name="v1";
+table_type
+VIEW
+drop view v1;

mysql-test/t/information_schema.test

@@ -738,3 +738,13 @@ create table t1(a blob, b text charset utf8, c text charset ucs2);
 select data_type, character_octet_length, character_maximum_length 
   from information_schema.columns where table_name='t1';
 drop table t1;
+
+#
+# Bug#14476 `information_schema`.`TABLES`.`TABLE_TYPE` with empty value
+#
+create table t1 (f1 int(11));
+create view v1 as select * from t1;
+drop table t1;
+select table_type from information_schema.tables
+where table_name="v1";
+drop view v1;

sql/sql_show.cc

@@ -2315,6 +2315,12 @@ static int get_schema_tables_record(THD *thd, struct st_table_list *tables,
       there was errors during opening tables
     */
     const char *error= thd->net.last_error;
+    if (tables->view)
+      table->field[3]->store(STRING_WITH_LEN("VIEW"), cs);
+    else if (tables->schema_table)
+      table->field[3]->store(STRING_WITH_LEN("SYSTEM VIEW"), cs);
+    else
+      table->field[3]->store(STRING_WITH_LEN("BASE TABLE"), cs);
     table->field[20]->store(error, strlen(error), cs);
     thd->clear_error();
   }