Merge host.loc:/home/uchum/work/5.0-opt

into  host.loc:/home/uchum/work/5.1-opt


sql/sql_show.cc:
  Auto merged
mysql-test/r/information_schema.result:
  Merge with 5.0-opt.
mysql-test/t/information_schema.test:
  Merge with 5.0-opt.

mysql-test/r/information_schema.result

@@ -1471,11 +1471,22 @@ f6	bigint(20)	NO		10
 f7	datetime	NO		NULL	
 f8	datetime	YES		2006-01-01 00:00:00	
 drop table t1;
-End of 5.0 tests.
 show fields from information_schema.table_names;
 ERROR 42S02: Unknown table 'table_names' in information_schema
 show keys from information_schema.table_names;
 ERROR 42S02: Unknown table 'table_names' in information_schema
+USE information_schema;
+SET max_heap_table_size = 16384;
+CREATE TABLE test.t1( a INT );
+SELECT *
+FROM tables ta
+JOIN collations co ON ( co.collation_name = ta.table_catalog )
+JOIN character_sets cs ON ( cs.character_set_name = ta.table_catalog );
+TABLE_CATALOG	TABLE_SCHEMA	TABLE_NAME	TABLE_TYPE	ENGINE	VERSION	ROW_FORMAT	TABLE_ROWS	AVG_ROW_LENGTH	DATA_LENGTH	MAX_DATA_LENGTH	INDEX_LENGTH	DATA_FREE	AUTO_INCREMENT	CREATE_TIME	UPDATE_TIME	CHECK_TIME	TABLE_COLLATION	CHECKSUM	CREATE_OPTIONS	TABLE_COMMENT	COLLATION_NAME	CHARACTER_SET_NAME	ID	IS_DEFAULT	IS_COMPILED	SORTLEN	CHARACTER_SET_NAME	DEFAULT_COLLATE_NAME	DESCRIPTION	MAXLEN
+DROP TABLE test.t1;
+SET max_heap_table_size = DEFAULT;
+USE test;
+End of 5.0 tests.
 select * from information_schema.engines WHERE ENGINE="MyISAM";
 ENGINE	SUPPORT	COMMENT	TRANSACTIONS	XA	SAVEPOINTS
 MyISAM	DEFAULT	Default engine as of MySQL 3.23 with great performance	NO	NO	NO

mysql-test/t/information_schema.test

@@ -1090,8 +1090,6 @@ select column_default from information_schema.columns where table_name= 't1';
 show columns from t1;
 drop table t1;
 
---echo End of 5.0 tests.
-
 #
 # Bug#30079 A check for "hidden" I_S tables is flawed
 #
@@ -1099,6 +1097,32 @@ drop table t1;
 show fields from information_schema.table_names;
 --error 1109
 show keys from information_schema.table_names;
+
+#
+# Bug#34529: Crash on complex Falcon I_S select after ALTER .. PARTITION BY
+#
+USE information_schema;
+SET max_heap_table_size = 16384;
+
+CREATE TABLE test.t1( a INT );
+
+# What we need to create here is a bit of a corner case:
+# We need a star query with information_schema tables, where the first
+# branch of the star join produces zero rows, so that reading of the 
+# second branch never happens. At the same time we have to make sure
+# that data for at least the last table is swapped from MEMORY/HEAP to 
+# MyISAM. This and only this triggers the bug.
+SELECT *
+FROM tables ta
+JOIN collations co ON ( co.collation_name = ta.table_catalog )
+JOIN character_sets cs ON ( cs.character_set_name = ta.table_catalog );
+
+DROP TABLE test.t1;
+SET max_heap_table_size = DEFAULT;
+USE test;
+
+--echo End of 5.0 tests.
+
 #
 # Show engines
 #

sql/sql_show.cc

@@ -5888,9 +5888,11 @@ bool get_schema_tables_result(JOIN *join,
       {
         result= 1;
         join->error= 1;
+        tab->read_record.file= table_list->table->file;
         table_list->schema_table_state= executed_place;
         break;
       }
+      tab->read_record.file= table_list->table->file;
       table_list->schema_table_state= executed_place;
     }
   }