Current File : //usr/share/mysql-test/suite/funcs_1/triggers/triggers_09.inc
#======================================================================
#
# Trigger Tests
# (test case numbering refer to requirement document TP v1.1)
#======================================================================
USE test;
--source suite/funcs_1/include/tb3.inc
--replace_result $MYSQLTEST_VARDIR <MYSQLTEST_VARDIR>
eval
load data infile '$MYSQLTEST_VARDIR/std_data/funcs_1/memory_tb3.txt'
into table tb3;
#################################
####### Section 3.5.9 ###########
# Checks on old and new rows #
#################################
#Section 3.5.9.1
#Test case: Ensure that every trigger executes its triggered action on each row
# that meets the conditions stated in the trigger definition.
#Section 3.5.9.2
#Testcase: Ensure that a trigger never executes its triggered action on any row
# that doesn't meet the conditions stated in the trigger definition.
let $message= Testcase 3.5.9.1/2:;
--source include/show_msg.inc
Create trigger trg1 BEFORE UPDATE on tb3 for each row
set new.f142 = 94087, @counter=@counter+1;
--disable_query_log
select count(*) as TotalRows from tb3;
select count(*) as Affected from tb3 where f130<100;
select count(*) as NotAffected from tb3 where f130>=100;
select count(*) as NewValuew from tb3 where f142=94087;
--enable_query_log
set @counter=0;
Update tb3 Set f142='1' where f130<100;
select count(*) as ExpectedChanged, @counter as TrigCounter
from tb3 where f142=94087;
select count(*) as ExpectedNotChange from tb3
where f130<100 and f142<>94087;
select count(*) as NonExpectedChanged from tb3
where f130>=130 and f142=94087;
#Cleanup
--disable_warnings
drop trigger trg1;
--enable_warnings
#Section 3.5.9.3
#Test case: Ensure that a reference to OLD.<column name> always correctly refers
# to the values of the specified column of the subject table before a
# data row is updated or deleted.
let $message= Testcase 3.5.9.3:;
--source include/show_msg.inc
Create trigger trg2_a before update on tb3 for each row
set @tr_var_b4_118=old.f118, @tr_var_b4_121=old.f121,
@tr_var_b4_122=old.f122, @tr_var_b4_136=old.f136,
@tr_var_b4_163=old.f163;
Create trigger trg2_b after update on tb3 for each row
set @tr_var_af_118=old.f118, @tr_var_af_121=old.f121,
@tr_var_af_122=old.f122, @tr_var_af_136=old.f136,
@tr_var_af_163=old.f163;
Create trigger trg2_c before delete on tb3 for each row
set @tr_var_b4_118=old.f118, @tr_var_b4_121=old.f121,
@tr_var_b4_122=old.f122, @tr_var_b4_136=old.f136,
@tr_var_b4_163=old.f163;
Create trigger trg2_d after delete on tb3 for each row
set @tr_var_af_118=old.f118, @tr_var_af_121=old.f121,
@tr_var_af_122=old.f122, @tr_var_af_136=old.f136,
@tr_var_af_163=old.f163;
--disable_query_log
set @tr_var_b4_118=0, @tr_var_b4_121=0, @tr_var_b4_122=0,
@tr_var_b4_136=0, @tr_var_b4_163=0;
set @tr_var_af_118=0, @tr_var_af_121=0, @tr_var_af_122=0,
@tr_var_af_136=0, @tr_var_af_163=0;
select @tr_var_b4_118, @tr_var_b4_121, @tr_var_b4_122,
@tr_var_b4_136, @tr_var_b4_163;
select @tr_var_af_118, @tr_var_af_121, @tr_var_af_122,
@tr_var_af_136, @tr_var_af_163;
--enable_query_log
Insert into tb3 (f122, f136, f163)
values ('Test 3.5.9.3', 7, 123.17);
Update tb3 Set f136=8 where f122='Test 3.5.9.3';
select f118, f121, f122, f136, f163 from tb3 where f122='Test 3.5.9.3' order by f136;
select @tr_var_b4_118, @tr_var_b4_121, @tr_var_b4_122,
@tr_var_b4_136, @tr_var_b4_163;
select @tr_var_af_118, @tr_var_af_121, @tr_var_af_122,
@tr_var_af_136, @tr_var_af_163;
--disable_query_log
set @tr_var_b4_118=0, @tr_var_b4_121=0, @tr_var_b4_122=0,
@tr_var_b4_136=0, @tr_var_b4_163=0;
set @tr_var_af_118=0, @tr_var_af_121=0, @tr_var_af_122=0,
@tr_var_af_136=0, @tr_var_af_163=0;
select @tr_var_b4_118, @tr_var_b4_121, @tr_var_b4_122,
@tr_var_b4_136, @tr_var_b4_163;
select @tr_var_af_118, @tr_var_af_121, @tr_var_af_122,
@tr_var_af_136, @tr_var_af_163;
--enable_query_log
delete from tb3 where f122='Test 3.5.9.3';
select f118, f121, f122, f136, f163 from tb3 where f122='Test 3.5.9.3' order by f136;
select @tr_var_b4_118, @tr_var_b4_121, @tr_var_b4_122,
@tr_var_b4_136, @tr_var_b4_163;
select @tr_var_af_118, @tr_var_af_121, @tr_var_af_122,
@tr_var_af_136, @tr_var_af_163;
#Cleanup
--disable_warnings
drop trigger trg2_a;
drop trigger trg2_b;
drop trigger trg2_c;
drop trigger trg2_d;
--enable_warnings
#Section 3.5.9.4
#Test case: Ensure that a reference to NEW.<column name> always correctly refers
# to the values of the specified column of the subject table after an
# existing data row has been updated or a new data row has been inserted.
let $message= Testcase 3.5.9.4:;
--source include/show_msg.inc
Create trigger trg3_a before insert on tb3 for each row
set @tr_var_b4_118=new.f118, @tr_var_b4_121=new.f121,
@tr_var_b4_122=new.f122, @tr_var_b4_136=new.f136,
@tr_var_b4_151=new.f151, @tr_var_b4_163=new.f163;
Create trigger trg3_b after insert on tb3 for each row
set @tr_var_af_118=new.f118, @tr_var_af_121=new.f121,
@tr_var_af_122=new.f122, @tr_var_af_136=new.f136,
@tr_var_af_151=new.f151, @tr_var_af_163=new.f163;
Create trigger trg3_c before update on tb3 for each row
set @tr_var_b4_118=new.f118, @tr_var_b4_121=new.f121,
@tr_var_b4_122=new.f122, @tr_var_b4_136=new.f136,
@tr_var_b4_151=new.f151, @tr_var_b4_163=new.f163;
Create trigger trg3_d after update on tb3 for each row
set @tr_var_af_118=new.f118, @tr_var_af_121=new.f121,
@tr_var_af_122=new.f122, @tr_var_af_136=new.f136,
@tr_var_af_151=new.f151, @tr_var_af_163=new.f163;
--disable_query_log
set @tr_var_b4_118=0, @tr_var_b4_121=0, @tr_var_b4_122=0,
@tr_var_b4_136=0, @tr_var_b4_151=0, @tr_var_b4_163=0;
set @tr_var_af_118=0, @tr_var_af_121=0, @tr_var_af_122=0,
@tr_var_af_136=0, @tr_var_af_151=0, @tr_var_af_163=0;
select @tr_var_b4_118, @tr_var_b4_121, @tr_var_b4_122,
@tr_var_b4_136, @tr_var_b4_151, @tr_var_b4_163;
select @tr_var_af_118, @tr_var_af_121, @tr_var_af_122,
@tr_var_af_136, @tr_var_af_151, @tr_var_af_163;
--enable_query_log
Insert into tb3 (f122, f136, f151, f163)
values ('Test 3.5.9.4', 7, DEFAULT, 995.24);
select f118, f121, f122, f136, f151, f163 from tb3
where f122 like 'Test 3.5.9.4%' order by f163;
select @tr_var_b4_118, @tr_var_b4_121, @tr_var_b4_122,
@tr_var_b4_136, @tr_var_b4_151, @tr_var_b4_163;
select @tr_var_af_118, @tr_var_af_121, @tr_var_af_122,
@tr_var_af_136, @tr_var_af_151, @tr_var_af_163;
--disable_query_log
set @tr_var_b4_118=0, @tr_var_b4_121=0, @tr_var_b4_122=0,
@tr_var_b4_136=0, @tr_var_b4_151=0, @tr_var_b4_163=0;
set @tr_var_af_118=0, @tr_var_af_121=0, @tr_var_af_122=0,
@tr_var_af_136=0, @tr_var_af_151=0, @tr_var_af_163=0;
select @tr_var_b4_118, @tr_var_b4_121, @tr_var_b4_122,
@tr_var_b4_136, @tr_var_b4_151, @tr_var_b4_163;
select @tr_var_af_118, @tr_var_af_121, @tr_var_af_122,
@tr_var_af_136, @tr_var_af_151, @tr_var_af_163;
--enable_query_log
Update tb3 Set f122='Test 3.5.9.4-trig', f136=NULL, f151=DEFAULT, f163=NULL
where f122='Test 3.5.9.4';
Update tb3 Set f122='Test 3.5.9.4-trig', f136=0, f151=DEFAULT, f163=NULL
where f122='Test 3.5.9.4';
select f118, f121, f122, f136, f151, f163 from tb3
where f122 like 'Test 3.5.9.4-trig' order by f163;
select @tr_var_b4_118, @tr_var_b4_121, @tr_var_b4_122,
@tr_var_b4_136, @tr_var_b4_151, @tr_var_b4_163;
select @tr_var_af_118, @tr_var_af_121, @tr_var_af_122,
@tr_var_af_136, @tr_var_af_151, @tr_var_af_163;
#Cleanup
--disable_warnings
drop trigger trg3_a;
drop trigger trg3_b;
drop trigger trg3_c;
drop trigger trg3_d;
delete from tb3 where f122='Test 3.5.9.4-trig';
--enable_warnings
#Section 3.5.9.5
# Test case: Ensure that the definition of an INSERT trigger can include a
# reference to NEW. <Column name>.
let $message= Testcase 3.5.9.5: (implied in previous tests);
--source include/show_msg.inc
#Section 3.5.9.6
# Test case: Ensure that the definition of an INSERT trigger cannot include
# a reference to OLD. <Column name>.
let $message= Testcase 3.5.9.6:;
--source include/show_msg.inc
--error ER_TRG_NO_SUCH_ROW_IN_TRG
create trigger trg4a before insert on tb3 for each row
set @temp1= old.f120;
--error ER_TRG_CANT_CHANGE_ROW
create trigger trg4b after insert on tb3 for each row
set old.f120= 'test';
#Cleanup
--disable_warnings
--error 0, ER_TRG_DOES_NOT_EXIST
drop trigger trg4a;
--error 0, ER_TRG_DOES_NOT_EXIST
drop trigger trg4b;
--enable_warnings
#Section 3.5.9.7
# Test case: Ensure that the definition of an UPDATE trigger can include a
# reference to NEW. <Column name>.
let $message= Testcase 3.5.9.7: (implied in previous tests);
--source include/show_msg.inc
#Section 3.5.9.8
# Test case: Ensure that the definition of an UPDATE trigger cannot include a
# reference to OLD. <Column name>.
let $message= Testcase 3.5.9.8: (implied in previous tests);
--source include/show_msg.inc
#Section 3.5.9.9
# Test case: Ensure that the definition of a DELETE trigger cannot include a
# reference to NEW.<column name>.
let $message= Testcase 3.5.9.9:;
--source include/show_msg.inc
--error ER_TRG_NO_SUCH_ROW_IN_TRG
create trigger trg5a before DELETE on tb3 for each row
set @temp1=new.f122;
--error ER_TRG_NO_SUCH_ROW_IN_TRG
create trigger trg5b after DELETE on tb3 for each row
set new.f122='test';
#Cleanup
--disable_warnings
--error 0, ER_TRG_DOES_NOT_EXIST
drop trigger trg5a;
--error 0, ER_TRG_DOES_NOT_EXIST
drop trigger trg5b;
--enable_warnings
#Section 3.5.9.10
# Test case: Ensure that the definition of a DELETE trigger can include a reference
# to OLD.<column name>.
let $message= Testcase 3.5.9.10: (implied in previous tests);
--source include/show_msg.inc
#Section 3.5.9.11
# Testcase: Ensure that trigger definition that includes a referance to
# NEW.<colunm name> fails with an appropriate error message,
# at CREATE TRIGGER time, if the trigger event in not INSERT or UPDATE
let $message= Testcase 3.5.9.11: covered by 3.5.9.9;
--source include/show_msg.inc
#Section 3.5.9.12
# Testcase: Ensure that trigger definition that includes a referance to
# OLD.<column name> fails with an appropriate error message, at
# CREATE TRIGGER time, if the trigger event is not DELETE or UPDATE
let $message= Testcase 3.5.9.12: covered by 3.5.9.6;
--source include/show_msg.inc
#Section 3.5.9.13
# Test case: Ensure that all references to OLD. <Column name> are read-only,
# that is, that they cannot be used to modify a data row.
let $message= Testcase 3.5.9.13:;
--source include/show_msg.inc
--error ER_TRG_CANT_CHANGE_ROW
create trigger trg6a before UPDATE on tb3 for each row
set old.f118='C', new.f118='U';
--error ER_TRG_CANT_CHANGE_ROW
create trigger trg6b after INSERT on tb3 for each row
set old.f136=163, new.f118='U';
--error ER_TRG_CANT_CHANGE_ROW
create trigger trg6c after UPDATE on tb3 for each row
set old.f136=NULL;
#Cleanup
--disable_warnings
--error 0, ER_TRG_DOES_NOT_EXIST
drop trigger trg6a;
--error 0, ER_TRG_DOES_NOT_EXIST
drop trigger trg6b;
--error 0, ER_TRG_DOES_NOT_EXIST
drop trigger trg6c;
--enable_warnings
#Section 3.5.9.14
# Test case: Ensure that all references to NEW. <Column name> may be used both to
# read a data row and to modify a data row
let $message= Testcase 3.5.9.14: (implied in previous tests);
--source include/show_msg.inc
DROP TABLE test.tb3;
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