Manual merge from mysql-trunk-merge.

Conflicts:
  - sql/share/Makefile.am

mysql-test/Makefile.am

@@ -138,12 +138,12 @@ uninstall-local:
 # mtr - a shortcut for executing mysql-test-run.pl
 mtr:
 	$(RM) -f mtr
-	$(LN_S) mysql-test-run.pl mtr
+	$(LN_S) $(srcdir)/mysql-test-run.pl mtr
 
 # mysql-test-run - a shortcut for executing mysql-test-run.pl
 mysql-test-run:
 	$(RM) -f mysql-test-run
-	$(LN_S) mysql-test-run.pl mysql-test-run
+	$(LN_S) $(srcdir)/mysql-test-run.pl mysql-test-run
 
 # Don't update the files from bitkeeper
 %::SCCS/s.%

mysql-test/r/bigint.result

@@ -404,3 +404,37 @@ describe t1;
 Field	Type	Null	Key	Default	Extra
 bi	decimal(19,0)	NO		0	
 drop table t1;
+#
+# Bug #45360: wrong results
+#
+CREATE TABLE t1 (id INT AUTO_INCREMENT PRIMARY KEY,
+a BIGINT(20) UNSIGNED,
+b VARCHAR(20));
+INSERT INTO t1 (a) VALUES
+(0),
+(CAST(0x7FFFFFFFFFFFFFFF AS UNSIGNED)),
+(CAST(0x8000000000000000 AS UNSIGNED)),
+(CAST(0xFFFFFFFFFFFFFFFF AS UNSIGNED));
+UPDATE t1 SET b = a;
+# FFFFFFFFFFFFFFFF
+EXPLAIN EXTENDED SELECT 1 FROM t1 WHERE a = 18446744073709551615 AND TRIM(a) = b;
+SHOW WARNINGS;
+Level	Code	Message
+Note	1003	select 1 AS `1` from `test`.`t1` where ((`test`.`t1`.`a` = 18446744073709551615) and ('18446744073709551615' = `test`.`t1`.`b`))
+# 8000000000000000
+EXPLAIN EXTENDED SELECT 1 FROM t1 WHERE a = 9223372036854775808 AND TRIM(a) = b;
+SHOW WARNINGS;
+Level	Code	Message
+Note	1003	select 1 AS `1` from `test`.`t1` where ((`test`.`t1`.`a` = 9223372036854775808) and ('9223372036854775808' = `test`.`t1`.`b`))
+# 7FFFFFFFFFFFFFFF
+EXPLAIN EXTENDED SELECT 1 FROM t1 WHERE a = 9223372036854775807 AND TRIM(a) = b;
+SHOW WARNINGS;
+Level	Code	Message
+Note	1003	select 1 AS `1` from `test`.`t1` where ((`test`.`t1`.`a` = 9223372036854775807) and ('9223372036854775807' = `test`.`t1`.`b`))
+# 0
+EXPLAIN EXTENDED SELECT 1 FROM t1 WHERE a = 0 AND TRIM(a) = b;
+SHOW WARNINGS;
+Level	Code	Message
+Note	1003	select 1 AS `1` from `test`.`t1` where ((`test`.`t1`.`a` = 0) and ('0' = `test`.`t1`.`b`))
+DROP TABLE t1;
+# End of 5.1 tests

mysql-test/r/delete.result

@@ -278,6 +278,18 @@ DELETE FROM t1 ORDER BY (f1(10)) LIMIT 1;
 ERROR 42000: Incorrect number of arguments for FUNCTION test.f1; expected 0, got 1
 DROP TABLE t1;
 DROP FUNCTION f1;
+#
+# Bug #49552 : sql_buffer_result cause crash + not found records 
+#   in multitable delete/subquery
+#
+CREATE TABLE t1(a INT);
+INSERT INTO t1 VALUES (1),(2),(3);
+SET SESSION SQL_BUFFER_RESULT=1;
+DELETE t1 FROM (SELECT SUM(a) a FROM t1) x,t1;
+SET SESSION SQL_BUFFER_RESULT=DEFAULT;
+SELECT * FROM t1;
+a
+DROP TABLE t1;
 End of 5.0 tests
 DROP DATABASE IF EXISTS db1;
 DROP DATABASE IF EXISTS db2;
@@ -478,16 +490,4 @@ END |
 DELETE IGNORE FROM t1;
 ERROR HY000: Can't update table 't1' in stored function/trigger because it is already used by statement which invoked this stored function/trigger.
 DROP TABLE t1;
-#
-# Bug #49552 : sql_buffer_result cause crash + not found records 
-#   in multitable delete/subquery
-#
-CREATE TABLE t1(a INT);
-INSERT INTO t1 VALUES (1),(2),(3);
-SET SESSION SQL_BUFFER_RESULT=1;
-DELETE t1 FROM (SELECT SUM(a) a FROM t1) x,t1;
-SET SESSION SQL_BUFFER_RESULT=DEFAULT;
-SELECT * FROM t1;
-a
-DROP TABLE t1;
 End of 5.1 tests

mysql-test/r/having.result

@@ -430,4 +430,24 @@ SELECT b, COUNT(DISTINCT a) FROM t1 GROUP BY b HAVING b is NULL;
 b	COUNT(DISTINCT a)
 NULL	1
 DROP TABLE t1;
+#
+# Bug#50995 Having clause on subquery result produces incorrect results.
+#
+CREATE TABLE t1
+(
+id1 INT,
+id2 INT NOT NULL,
+INDEX id1(id2)
+);
+INSERT INTO t1 SET id1=1, id2=1;
+INSERT INTO t1 SET id1=2, id2=1;
+INSERT INTO t1 SET id1=3, id2=1;
+SELECT t1.id1,
+(SELECT 0 FROM DUAL
+WHERE t1.id1=t1.id1) AS amount FROM t1
+WHERE t1.id2 = 1
+HAVING amount > 0
+ORDER BY t1.id1;
+id1	amount
+DROP TABLE t1;
 End of 5.0 tests

mysql-test/r/innodb_mysql.result

@@ -2284,6 +2284,20 @@ CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=innodb ;
 SELECT 1 FROM t1 JOIN t1 a USING(a) GROUP BY t1.a,t1.a;
 1
 DROP TABLE t1;
+#
+# Bug#50843: Filesort used instead of clustered index led to
+#            performance degradation.
+#
+create table t1(f1 int not null primary key, f2 int) engine=innodb;
+create table t2(f1 int not null, key (f1)) engine=innodb;
+insert into t1 values (1,1),(2,2),(3,3);
+insert into t2 values (1),(2),(3);
+explain select t1.* from t1 left join t2 using(f1) group by t1.f1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	3	
+1	SIMPLE	t2	ref	f1	f1	4	test.t1.f1	1	Using index
+drop table t1,t2;
+#
 End of 5.1 tests
 #
 # Test for bug #39932 "create table fails if column for FK is in different

mysql-test/r/join.result

@@ -1145,3 +1145,14 @@ NULL
 NULL
 1
 DROP TABLE t1, t2, mm1;
+#
+# Bug #50335: Assertion `!(order->used & map)' in eq_ref_table
+# 
+CREATE TABLE t1 (a INT NOT NULL, b INT NOT NULL, PRIMARY KEY (a,b));
+INSERT INTO t1 VALUES (0,0), (1,1);
+SELECT * FROM t1 STRAIGHT_JOIN t1 t2 ON t1.a=t2.a AND t1.a=t2.b ORDER BY t2.a, t1.a;
+a	b	a	b
+0	0	0	0
+1	1	1	1
+DROP TABLE t1;
+End of 5.1 tests

mysql-test/t/bigint.test

@@ -327,3 +327,38 @@ drop table t1;
 create table t1 select -9223372036854775809 bi;
 describe t1;
 drop table t1;
+
+--echo #
+--echo # Bug #45360: wrong results
+--echo #
+
+CREATE TABLE t1 (id INT AUTO_INCREMENT PRIMARY KEY,
+                 a BIGINT(20) UNSIGNED,
+                 b VARCHAR(20));
+
+INSERT INTO t1 (a) VALUES
+  (0),
+  (CAST(0x7FFFFFFFFFFFFFFF AS UNSIGNED)),
+  (CAST(0x8000000000000000 AS UNSIGNED)),
+  (CAST(0xFFFFFFFFFFFFFFFF AS UNSIGNED));
+
+UPDATE t1 SET b = a;
+
+let $n = `SELECT MAX(id) FROM t1`;
+while($n) {
+  let $x = `SELECT a FROM t1 WHERE id = $n`;
+  dec $n;
+  let $hex = `SELECT HEX($x)`;
+  echo # $hex;
+
+  --disable_result_log
+  eval EXPLAIN EXTENDED SELECT 1 FROM t1 WHERE a = $x AND TRIM(a) = b;
+  --enable_result_log
+  SHOW WARNINGS;
+}
+
+DROP TABLE t1;
+
+--echo # End of 5.1 tests
+
+

mysql-test/t/delete.test

@@ -291,6 +291,21 @@ DELETE FROM t1 ORDER BY (f1(10)) LIMIT 1;
 DROP TABLE t1;
 DROP FUNCTION f1;
 
+
+--echo #
+--echo # Bug #49552 : sql_buffer_result cause crash + not found records 
+--echo #   in multitable delete/subquery
+--echo #
+
+CREATE TABLE t1(a INT);
+INSERT INTO t1 VALUES (1),(2),(3);
+SET SESSION SQL_BUFFER_RESULT=1;
+DELETE t1 FROM (SELECT SUM(a) a FROM t1) x,t1;
+
+SET SESSION SQL_BUFFER_RESULT=DEFAULT;
+SELECT * FROM t1;
+DROP TABLE t1;
+
 --echo End of 5.0 tests
 
 #
@@ -513,18 +528,4 @@ DELETE IGNORE FROM t1;
 DROP TABLE t1;
 
 
---echo #
---echo # Bug #49552 : sql_buffer_result cause crash + not found records 
---echo #   in multitable delete/subquery
---echo #
-
-CREATE TABLE t1(a INT);
-INSERT INTO t1 VALUES (1),(2),(3);
-SET SESSION SQL_BUFFER_RESULT=1;
-DELETE t1 FROM (SELECT SUM(a) a FROM t1) x,t1;
-
-SET SESSION SQL_BUFFER_RESULT=DEFAULT;
-SELECT * FROM t1;
-DROP TABLE t1;
-
 --echo End of 5.1 tests

mysql-test/t/having.test

@@ -442,4 +442,30 @@ INSERT INTO t1 VALUES (1, 1), (2,2), (3, NULL);
 SELECT b, COUNT(DISTINCT a) FROM t1 GROUP BY b HAVING b is NULL;
 DROP TABLE t1;
 
+
+--echo #
+--echo # Bug#50995 Having clause on subquery result produces incorrect results.
+--echo #
+
+CREATE TABLE t1
+(
+ id1 INT,
+ id2 INT NOT NULL,
+ INDEX id1(id2)
+);
+
+INSERT INTO t1 SET id1=1, id2=1;
+INSERT INTO t1 SET id1=2, id2=1;
+INSERT INTO t1 SET id1=3, id2=1;
+
+SELECT t1.id1,
+(SELECT 0 FROM DUAL
+ WHERE t1.id1=t1.id1) AS amount FROM t1
+WHERE t1.id2 = 1
+HAVING amount > 0
+ORDER BY t1.id1;
+
+DROP TABLE t1;
+
+
 --echo End of 5.0 tests

mysql-test/t/innodb_mysql.test

@@ -545,6 +545,18 @@ CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=innodb ;
 SELECT 1 FROM t1 JOIN t1 a USING(a) GROUP BY t1.a,t1.a;
 DROP TABLE t1;
 
+--echo #
+--echo # Bug#50843: Filesort used instead of clustered index led to
+--echo #            performance degradation.
+--echo #
+create table t1(f1 int not null primary key, f2 int) engine=innodb;
+create table t2(f1 int not null, key (f1)) engine=innodb;
+insert into t1 values (1,1),(2,2),(3,3);
+insert into t2 values (1),(2),(3);
+explain select t1.* from t1 left join t2 using(f1) group by t1.f1;
+drop table t1,t2;
+--echo #
+
 
 --echo End of 5.1 tests
 

mysql-test/t/join.test

@@ -816,3 +816,16 @@ CREATE TABLE mm1(a CHAR(9),b INT,KEY(b),KEY(a))
 ENGINE=MERGE  UNION=(t1,t2);
 SELECT t1.a FROM mm1,t1;
 DROP TABLE t1, t2, mm1;
+
+--echo #
+--echo # Bug #50335: Assertion `!(order->used & map)' in eq_ref_table
+--echo # 
+
+CREATE TABLE t1 (a INT NOT NULL, b INT NOT NULL, PRIMARY KEY (a,b));
+INSERT INTO t1 VALUES (0,0), (1,1);
+
+SELECT * FROM t1 STRAIGHT_JOIN t1 t2 ON t1.a=t2.a AND t1.a=t2.b ORDER BY t2.a, t1.a;
+
+DROP TABLE t1;
+
+--echo End of 5.1 tests

scripts/Makefile.am

@@ -112,7 +112,8 @@ mysqlbug: ${top_builddir}/config.status mysqlbug.sh
 mysql_fix_privilege_tables.sql: mysql_system_tables.sql \
 				mysql_system_tables_fix.sql
 	@echo "Building $@";
-	@cat $(srcdir)/mysql_system_tables.sql $(srcdir)/mysql_system_tables_fix.sql > $@
+	@cat $(srcdir)/mysql_system_tables.sql \
+	  $(srcdir)/mysql_system_tables_fix.sql > $@
 
 #
 # Build mysql_fix_privilege_tables_sql.c from

sql/item.cc

@@ -2210,14 +2210,14 @@ String *Item_int::val_str(String *str)
 {
   // following assert is redundant, because fixed=1 assigned in constructor
   DBUG_ASSERT(fixed == 1);
-  str->set(value, &my_charset_bin);
+  str->set_int(value, unsigned_flag, &my_charset_bin);
   return str;
 }
 
 void Item_int::print(String *str, enum_query_type query_type)
 {
   // my_charset_bin is good enough for numbers
-  str_value.set(value, &my_charset_bin);
+  str_value.set_int(value, unsigned_flag, &my_charset_bin);
   str->append(str_value);
 }
 

sql/item_cmpfunc.h

@@ -1477,9 +1477,21 @@ class Item_cond :public Item_bool_func
   Item_cond(THD *thd, Item_cond *item);
   Item_cond(List<Item> &nlist)
     :Item_bool_func(), list(nlist), abort_on_null(0) {}
-  bool add(Item *item) { return list.push_back(item); }
-  bool add_at_head(Item *item) { return list.push_front(item); }
-  void add_at_head(List<Item> *nlist) { list.prepand(nlist); }
+  bool add(Item *item)
+  {
+    DBUG_ASSERT(item);
+    return list.push_back(item);
+  }
+  bool add_at_head(Item *item)
+  {
+    DBUG_ASSERT(item);
+    return list.push_front(item);
+  }
+  void add_at_head(List<Item> *nlist)
+  {
+    DBUG_ASSERT(nlist->elements);
+    list.prepand(nlist);
+  }
   bool fix_fields(THD *, Item **ref);
 
   enum Type type() const { return COND_ITEM; }

sql/share/Makefile.am

@@ -23,7 +23,7 @@ dist-hook:
 	  test -d $(distdir)/$$dir || mkdir $(distdir)/$$dir; \
 	  $(INSTALL_DATA) $(srcdir)/$$dir/*.* $(distdir)/$$dir; \
 	done; \
-	sleep 1 ; touch $(srcdir)/*/errmsg.sys
+	sleep 1 ; touch $(builddir)/*/errmsg.sys
 	$(INSTALL_DATA) $(srcdir)/charsets/README $(distdir)/charsets
 	$(INSTALL_DATA) $(srcdir)/charsets/Index.xml $(distdir)/charsets
 
@@ -40,12 +40,12 @@ install-data-local:
 	for lang in @AVAILABLE_LANGUAGES@; \
 	do \
 		$(mkinstalldirs) $(DESTDIR)$(pkgdatadir)/$$lang; \
-		$(INSTALL_DATA) $(srcdir)/$$lang/errmsg.sys \
+		$(INSTALL_DATA) $(builddir)/$$lang/errmsg.sys \
 			        $(DESTDIR)$(pkgdatadir)/$$lang/errmsg.sys; \
 	done
 	$(mkinstalldirs) $(DESTDIR)$(pkgdatadir)/charsets
-	$(INSTALL_DATA) $(srcdir)/errmsg-utf8.txt \
-	$(DESTDIR)$(pkgdatadir)/errmsg-utf8.txt; \
+	$(INSTALL_DATA) $(builddir)/errmsg-utf8.txt \
+        $(DESTDIR)$(pkgdatadir)/errmsg-utf8.txt; \
 	$(INSTALL_DATA) $(srcdir)/charsets/README $(DESTDIR)$(pkgdatadir)/charsets/README
 	$(INSTALL_DATA) $(srcdir)/charsets/*.xml $(DESTDIR)$(pkgdatadir)/charsets
 
@@ -54,7 +54,7 @@ uninstall-local:
 	@RM@ -f -r $(DESTDIR)$(pkgdatadir)
 
 distclean-local:
-	@RM@ -f */errmsg.sys
+	@RM@ -f $(builddir)/*/errmsg.sys
 
 # Do nothing
 link_sources:

sql/sql_select.cc

@@ -7129,9 +7129,11 @@ eq_ref_table(JOIN *join, ORDER *start_order, JOIN_TAB *tab)
       }
       if (order)
       {
-	found++;
-	DBUG_ASSERT(!(order->used & map));
-	order->used|=map;
+        if (!(order->used & map))
+        {
+          found++;
+          order->used|= map;
+        }
 	continue;				// Used in ORDER BY
       }
       if (!only_eq_ref_tables(join,start_order, (*ref_item)->used_tables()))
@@ -8299,7 +8301,8 @@ static Item *eliminate_item_equal(COND *cond, COND_EQUAL *upper_levels,
   else
   {
     DBUG_ASSERT(cond->type() == Item::COND_ITEM);
-    ((Item_cond *) cond)->add_at_head(&eq_list);
+    if (eq_list.elements)
+      ((Item_cond *) cond)->add_at_head(&eq_list);
   }
 
   cond->quick_fix_field();
@@ -13490,12 +13493,6 @@ test_if_skip_sort_order(JOIN_TAB *tab,ORDER *order,ha_rows select_limit,
     */
     if (select_limit >= table_records)
     {
-      /* 
-        filesort() and join cache are usually faster than reading in 
-        index order and not using join cache
-        */
-      if (tab->type == JT_ALL && tab->join->tables > tab->join->const_tables + 1)
-        DBUG_RETURN(0);
       keys= *table->file->keys_to_use_for_scanning();
       keys.merge(table->covering_keys);
 
@@ -13645,6 +13642,19 @@ test_if_skip_sort_order(JOIN_TAB *tab,ORDER *order,ha_rows select_limit,
 	}      
       }
     }
+
+    /*
+      filesort() and join cache are usually faster than reading in 
+      index order and not using join cache, except in case that chosen
+      index is clustered primary key.
+    */
+    if ((select_limit >= table_records) &&
+        (tab->type == JT_ALL &&
+         tab->join->tables > tab->join->const_tables + 1) &&
+         ((unsigned) best_key != table->s->primary_key ||
+          !table->file->primary_key_is_clustered()))
+      DBUG_RETURN(0);
+
     if (best_key >= 0)
     {
       bool quick_created= FALSE;
@@ -15855,7 +15865,7 @@ static bool add_ref_to_table_cond(THD *thd, JOIN_TAB *join_tab)
 
   Item_cond_and *cond=new Item_cond_and();
   TABLE *table=join_tab->table;
-  int error;
+  int error= 0;
   if (!cond)
     DBUG_RETURN(TRUE);
 
@@ -15873,7 +15883,8 @@ static bool add_ref_to_table_cond(THD *thd, JOIN_TAB *join_tab)
     cond->fix_fields(thd, (Item**)&cond);
   if (join_tab->select)
   {
-    error=(int) cond->add(join_tab->select->cond);
+    if (join_tab->select->cond)
+      error=(int) cond->add(join_tab->select->cond);
     join_tab->select_cond=join_tab->select->cond=cond;
   }
   else if ((join_tab->select= make_select(join_tab->table, 0, 0, cond, 0,

storage/ndb/src/common/util/Makefile.am

@@ -37,7 +37,7 @@ testBitmask_LDFLAGS = @ndb_bin_am_ldflags@ \
 
 testBitmask.cpp : Bitmask.cpp
 	rm -f testBitmask.cpp
-	@LN_CP_F@ Bitmask.cpp testBitmask.cpp
+	@LN_CP_F@ $(srcdir)/Bitmask.cpp testBitmask.cpp
 
 testBitmask.o:	$(testBitmask_SOURCES)
 		$(CXXCOMPILE) -c $(INCLUDES) -D__TEST_BITMASK__ $<