Merge sanja.is.com.ua:/home/bell/mysql/bk/work-4.1

into  sanja.is.com.ua:/home/bell/mysql/bk/work-mrg-5.0


configure.in:
  Auto merged
mysql-test/r/func_math.result:
  Auto merged
mysql-test/r/ps.result:
  Auto merged
mysql-test/t/func_math.test:
  Auto merged
mysql-test/t/ps.test:
  Auto merged
sql/item_func.cc:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/mysqld.cc:
  Auto merged
sql/set_var.cc:
  Auto merged
sql/sql_cache.cc:
  Auto merged
sql/sql_cache.h:
  Auto merged

4 files changed, 36 insertions, 26 deletions

diff --git a/mysql-test/r/func_math.result b/mysql-test/r/func_math.result
index 0149911e36b..5b6c29f87fb 100644
--- a/mysql-test/r/func_math.result
+++ b/mysql-test/r/func_math.result
@@ -165,3 +165,8 @@ drop table t1;
 select abs(-2) * -2;
 abs(-2) * -2
 -4
+create table t1 (i int);
+insert into t1 values (1);
+select rand(i) from t1;
+ERROR HY000: Incorrect arguments to RAND
+drop table t1;
diff --git a/mysql-test/r/ps.result b/mysql-test/r/ps.result
index 0050dfc0841..dc78f8d04ea 100644
--- a/mysql-test/r/ps.result
+++ b/mysql-test/r/ps.result
@@ -335,39 +335,37 @@ create table t1 (a int);
 insert into t1 (a) values (1), (2), (3), (4);
 set @precision=10000000000;
 select rand(), 
-cast(rand(10)*@precision as unsigned integer),
-cast(rand(a)*@precision as unsigned integer) from t1;
-rand()	cast(rand(10)*@precision as unsigned integer)	cast(rand(a)*@precision as unsigned integer)
--	6570515219	-
--	1282061302	-
--	6698761160	-
--	9647622201	-
+cast(rand(10)*@precision as unsigned integer) from t1;
+rand()	cast(rand(10)*@precision as unsigned integer)
+-	6570515219
+-	1282061302
+-	6698761160
+-	9647622201
 prepare stmt from
 "select rand(), 
         cast(rand(10)*@precision as unsigned integer),
-        cast(rand(a)*@precision as unsigned integer),
         cast(rand(?)*@precision as unsigned integer) from t1";
 set @var=1;
 execute stmt using @var;
-rand()	cast(rand(10)*@precision as unsigned integer)	cast(rand(a)*@precision as unsigned integer)	cast(rand(?)*@precision as unsigned integer)
--	6570515219	-	4054035371
--	1282061302	-	8716141803
--	6698761160	-	1418603212
--	9647622201	-	944590960
+rand()	cast(rand(10)*@precision as unsigned integer)	cast(rand(?)*@precision as unsigned integer)
+-	6570515219	-
+-	1282061302	-
+-	6698761160	-
+-	9647622201	-
 set @var=2;
 execute stmt using @var;
-rand()	cast(rand(10)*@precision as unsigned integer)	cast(rand(a)*@precision as unsigned integer)	cast(rand(?)*@precision as unsigned integer)
--	6570515219	1559528654	6555866465
--	1282061302	6238114970	1223466192
--	6698761160	6511989195	6449731873
--	9647622201	3845601374	8578261098
+rand()	cast(rand(10)*@precision as unsigned integer)	cast(rand(?)*@precision as unsigned integer)
+-	6570515219	6555866465
+-	1282061302	1223466192
+-	6698761160	6449731873
+-	9647622201	8578261098
 set @var=3;
 execute stmt using @var;
-rand()	cast(rand(10)*@precision as unsigned integer)	cast(rand(a)*@precision as unsigned integer)	cast(rand(?)*@precision as unsigned integer)
--	6570515219	1559528654	9057697559
--	1282061302	6238114970	3730790581
--	6698761160	6511989195	1480860534
--	9647622201	3845601374	6211931236
+rand()	cast(rand(10)*@precision as unsigned integer)	cast(rand(?)*@precision as unsigned integer)
+-	6570515219	9057697559
+-	1282061302	3730790581
+-	6698761160	1480860534
+-	9647622201	6211931236
 drop table t1;
 deallocate prepare stmt;
 create database mysqltest1;
diff --git a/mysql-test/t/func_math.test b/mysql-test/t/func_math.test
index bf692325a6a..633e36f51ab 100644
--- a/mysql-test/t/func_math.test
+++ b/mysql-test/t/func_math.test
@@ -107,4 +107,13 @@ drop table t1;
 #
 select abs(-2) * -2;
 
+#
+# Bug #6172 RAND(a) should only accept constant values as arguments
+#
+create table t1 (i int);
+insert into t1 values (1);
+--error 1210
+select rand(i) from t1;
+drop table t1;
+
 # End of 4.1 tests
diff --git a/mysql-test/t/ps.test b/mysql-test/t/ps.test
index b4c04e4432a..94596fbbc0e 100644
--- a/mysql-test/t/ps.test
+++ b/mysql-test/t/ps.test
@@ -371,12 +371,10 @@ insert into t1 (a) values (1), (2), (3), (4);
 set @precision=10000000000;
 --replace_column 1 - 3 -
 select rand(), 
-       cast(rand(10)*@precision as unsigned integer),
-       cast(rand(a)*@precision as unsigned integer) from t1;
+       cast(rand(10)*@precision as unsigned integer) from t1;
 prepare stmt from
 "select rand(), 
         cast(rand(10)*@precision as unsigned integer),
-        cast(rand(a)*@precision as unsigned integer),
         cast(rand(?)*@precision as unsigned integer) from t1";
 set @var=1;
 --replace_column 1 - 3 -