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author | Michael Widenius <monty@mariadb.org> | 2018-03-09 14:05:35 +0200 |
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committer | Monty <monty@mariadb.org> | 2018-03-29 13:59:44 +0300 |
commit | a7abddeffa6a760ce948c2dfb007cdf3f1a369d5 (patch) | |
tree | 70eb743fa965a17380bbc0ac88ae79ca1075b896 /mysql-test/main/ps_10nestset.test | |
parent | ab1941266c59a19703a74b5593cf3f508a5752d7 (diff) | |
download | mariadb-git-a7abddeffa6a760ce948c2dfb007cdf3f1a369d5.tar.gz |
Create 'main' test directory and move 't' and 'r' there
Diffstat (limited to 'mysql-test/main/ps_10nestset.test')
-rw-r--r-- | mysql-test/main/ps_10nestset.test | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/mysql-test/main/ps_10nestset.test b/mysql-test/main/ps_10nestset.test new file mode 100644 index 00000000000..46a88653da3 --- /dev/null +++ b/mysql-test/main/ps_10nestset.test @@ -0,0 +1,73 @@ +############################################### +# # +# Prepared Statements test on # +# "nested sets" representing hierarchies # +# # +############################################### + +# Source: http://kris.koehntopp.de/artikel/sql-self-references (dated 1999) +# Source: http://dbmsmag.com/9603d06.html (dated 1996) + +--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.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 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 t1 set emp = ?, salary = ?, l = ?, r = ?'; + +# Initial employee list: +# 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; +execute st_ins using @arg_nam, @arg_sal, @arg_l, @arg_r ; +set @arg_nam= 'Chuck'; set @arg_sal= 900; set @arg_l= 4; set @arg_r= 11; +execute st_ins using @arg_nam, @arg_sal, @arg_l, @arg_r ; +set @arg_nam= 'Donna'; set @arg_sal= 800; set @arg_l= 5; set @arg_r= 6; +execute st_ins using @arg_nam, @arg_sal, @arg_l, @arg_r ; +set @arg_nam= 'Eddie'; set @arg_sal= 700; set @arg_l= 7; set @arg_r= 8; +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 t1; + +# Three successive raises, each one is 100 units for managers, 10 percent for others. +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; +while ($1) +{ + execute st_raise_base using @arg_percent; + execute st_raise_mgr using @arg_amount; + dec $1; +} + +select * from t1; + +# Now, increase salary to a multiple of 50 (checks for bug#6138) +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 t1; + +# End of 4.1 tests |