Adapt 'ps_10nestset' to standard test style; correct a typing error in 'ps_11bugs'.

mysql-test/r/ps_10nestset.result:
  Correct the expected protocol according to the test changes.
mysql-test/t/ps_10nestset.test:
  Improve comments;  adapt to standard test style:
  disable warnings around 'drop table', use 't#' table name scheme.
mysql-test/t/ps_11bugs.test:
  Corrected a typing error in the bug number comment.

mysql-test/r/ps_10nestset.result

-use test;
-drop table if exists personnel;
-Warnings:
-Note	1051	Unknown table 'personnel'
-create table personnel  (
+drop table if exists t1;
+create table t1  (
 id     INTEGER AUTO_INCREMENT PRIMARY KEY,
 emp    CHAR(10) NOT NULL,
 salary DECIMAL(6,2) NOT NULL,
 l INTEGER NOT NULL,
 r INTEGER NOT NULL);
-prepare st_ins from 'insert into personnel set emp = ?, salary = ?, l = ?, r = ?';
+prepare st_ins from 'insert into t1 set emp = ?, salary = ?, l = ?, r = ?';
 set @arg_nam= 'Jerry';
 set @arg_sal= 1000;
 set @arg_l= 1;
@@ -39,7 +36,7 @@ set @arg_sal=  600;
 set @arg_l= 9;
 set @arg_r= 10;
 execute st_ins using @arg_nam, @arg_sal, @arg_l, @arg_r ;
-select * from personnel;
+select * from t1;
 id	emp	salary	l	r
 1	Jerry	1000.00	1	12
 2	Bert	900.00	2	3
@@ -47,8 +44,8 @@ id	emp	salary	l	r
 4	Donna	800.00	5	6
 5	Eddie	700.00	7	8
 6	Fred	600.00	9	10
-prepare st_raise_base from 'update personnel set salary = salary * ( 1 + ? ) where r - l = 1';
-prepare st_raise_mgr  from 'update personnel set salary = salary + ? where r - l > 1';
+prepare st_raise_base from 'update t1 set salary = salary * ( 1 + ? ) where r - l = 1';
+prepare st_raise_mgr  from 'update t1 set salary = salary + ? where r - l > 1';
 set @arg_percent= .10;
 set @arg_amount= 100;
 execute st_raise_base using @arg_percent;
@@ -57,7 +54,7 @@ execute st_raise_base using @arg_percent;
 execute st_raise_mgr  using @arg_amount;
 execute st_raise_base using @arg_percent;
 execute st_raise_mgr  using @arg_amount;
-select * from personnel;
+select * from t1;
 id	emp	salary	l	r
 1	Jerry	1300.00	1	12
 2	Bert	1197.90	2	3
@@ -65,4 +62,4 @@ id	emp	salary	l	r
 4	Donna	1064.80	5	6
 5	Eddie	931.70	7	8
 6	Fred	798.60	9	10
-drop table personnel;
+drop table t1;

mysql-test/t/ps_10nestset.test

@@ -8,28 +8,29 @@
 # Source: http://kris.koehntopp.de/artikel/sql-self-references (dated 1999)
 # Source: http://dbmsmag.com/9603d06.html (dated 1996)
 
-use test;
-
-drop table if exists personnel;
+--disable_warnings
+drop table if exists t1;
+--enable_warnings
 
 # "Nested Set": This table represents an employee list with a hierarchy tree.
 # The tree is not modeled by "parent" links but rather by showing the "left"
 # and "right" border of any person's "region". By convention, "l" < "r".
 # As it is a tree, these "regions" of two persons A and B are either disjoint,
-# or A's region is completely contained in B's (B is A's boss), or vice versa.
-# See the references for more info.
+# or A's region is completely contained in B's (B.l < A.l < A.r < B.r:
+# B is A's boss), or vice versa.
+# Any other overlaps violate the model. See the references for more info.
 
-create table personnel  (
+create table t1  (
   id     INTEGER AUTO_INCREMENT PRIMARY KEY,
   emp    CHAR(10) NOT NULL,
   salary DECIMAL(6,2) NOT NULL,
   l INTEGER NOT NULL,
   r INTEGER NOT NULL);
 
-prepare st_ins from 'insert into personnel set emp = ?, salary = ?, l = ?, r = ?';
+prepare st_ins from 'insert into t1 set emp = ?, salary = ?, l = ?, r = ?';
 
 # Initial employee list:
-# Jerry ( Bert ( ) Chuck ( Donna ( ) Eddie ( ) Fred ( ) ) )
+# Jerry ( Bert () Chuck ( Donna () Eddie () Fred () ) )
 set @arg_nam= 'Jerry'; set @arg_sal= 1000; set @arg_l= 1; set @arg_r= 12;
 execute st_ins using @arg_nam, @arg_sal, @arg_l, @arg_r ;
 set @arg_nam= 'Bert';  set @arg_sal=  900; set @arg_l= 2; set @arg_r=  3;
@@ -43,11 +44,11 @@ execute st_ins using @arg_nam, @arg_sal, @arg_l, @arg_r ;
 set @arg_nam= 'Fred';  set @arg_sal=  600; set @arg_l= 9; set @arg_r= 10;
 execute st_ins using @arg_nam, @arg_sal, @arg_l, @arg_r ;
 
-select * from personnel;
+select * from t1;
 
 # Three successive raises, each one is 100 units for managers, 10 percent for others.
-prepare st_raise_base from 'update personnel set salary = salary * ( 1 + ? ) where r - l = 1';
-prepare st_raise_mgr  from 'update personnel set salary = salary + ? where r - l > 1';
+prepare st_raise_base from 'update t1 set salary = salary * ( 1 + ? ) where r - l = 1';
+prepare st_raise_mgr  from 'update t1 set salary = salary + ? where r - l > 1';
 let $1= 3;
 set @arg_percent= .10;
 set @arg_amount= 100;
@@ -58,6 +59,14 @@ while ($1)
   dec $1;
 }
 
-select * from personnel;
+select * from t1;
+
+# Waiting for the resolution of bug#6138
+# # Now, increase salary to a multiple of 50
+# prepare st_round from 'update t1 set salary = salary + ? - ( salary MOD ? )';
+# set @arg_round= 50;
+# execute st_round using @arg_round, @arg_round;
+# 
+# select * from t1;
 
-drop table personnel;
+drop table t1;

mysql-test/t/ps_11bugs.test

@@ -97,7 +97,7 @@ drop table t1;
 # end of bug#1644
 
 
-# bug#1677: Prepared statement two-table join returns no rows when one is expected
+# bug#1676: Prepared statement two-table join returns no rows when one is expected
 
 create table t1(
    cola varchar(50) not null,