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Merge bk-internal.mysql.com:/home/bk/mysql-5.0

Browse Source 
into  mysql.com:/home/dlenev/src/mysql-5.0-bg8406


mysql-test/r/sp.result:
  Auto merged
mysql-test/r/trigger.result:
  Auto merged
mysql-test/t/sp.test:
  Auto merged
mysql-test/t/trigger.test:
  Auto merged
sql/item_func.cc:
  Auto merged
sql/sp.cc:
  Auto merged
sql/sp_head.h:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/sql_lex.cc:
  Auto merged
sql/sql_lex.h:
  Auto merged
sql/sql_parse.cc:
  Auto merged
sql/sql_trigger.cc:
  Auto merged
mysql-test/r/sp-error.result:
  Manual merge.
mysql-test/t/sp-error.test:
  Manual merge.
sql/sp_head.cc:
  Manual merge.
sql/sql_yacc.yy:
  Manual merge.
This commit is contained in:
unknown
2005-07-09 22:04:18 +04:00
parent de1254ad79 14b1f91ba4
commit eef5f17bde
18 changed files with 677 additions and 263 deletions
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93
mysql-test/r/trigger.result
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@ -1,6 +1,7 @@
drop table if exists t1, t2;
drop table if exists t1, t2, t3;
drop view if exists v1;
drop database if exists mysqltest;
drop function if exists f1;
create table t1 (i int);
create trigger trg before insert on t1 for each row set @a:=1;
set @a:=0;
@ -182,6 +183,96 @@ select @log;
@log
(BEFORE_INSERT: new=(id=1, data=5))(BEFORE_UPDATE: old=(id=1, data=4) new=(id=1, data=6))(AFTER_UPDATE: old=(id=1, data=4) new=(id=1, data=6))(BEFORE_INSERT: new=(id=3, data=3))(AFTER_INSERT: new=(id=3, data=3))
drop table t1;
create table t1 (id int primary key, data varchar(10), fk int);
create table t2 (event varchar(100));
create table t3 (id int primary key);
create trigger t1_ai after insert on t1 for each row
insert into t2 values (concat("INSERT INTO t1 id=", new.id, " data='", new.data, "'"));
insert into t1 (id, data) values (1, "one"), (2, "two");
select * from t1;
id data fk
1 one NULL
2 two NULL
select * from t2;
event
INSERT INTO t1 id=1 data='one'
INSERT INTO t1 id=2 data='two'
drop trigger t1.t1_ai;
create trigger t1_bi before insert on t1 for each row
begin
if exists (select id from t3 where id=new.fk) then
insert into t2 values (concat("INSERT INTO t1 id=", new.id, " data='", new.data, "' fk=", new.fk));
else
insert into t2 values (concat("INSERT INTO t1 FAILED id=", new.id, " data='", new.data, "' fk=", new.fk));
set new.id= NULL;
end if;
end|
insert into t3 values (1);
insert into t1 values (4, "four", 1), (5, "five", 2);
ERROR 23000: Column 'id' cannot be null
select * from t1;
id data fk
1 one NULL
2 two NULL
4 four 1
select * from t2;
event
INSERT INTO t1 id=1 data='one'
INSERT INTO t1 id=2 data='two'
INSERT INTO t1 id=4 data='four' fk=1
INSERT INTO t1 FAILED id=5 data='five' fk=2
drop table t1, t2, t3;
create table t1 (id int primary key, data varchar(10));
create table t2 (seq int);
insert into t2 values (10);
create function f1 () returns int return (select max(seq) from t2);
create trigger t1_bi before insert on t1 for each row
begin
if new.id > f1() then
set new.id:= f1();
end if;
end|
select f1();
f1()
10
insert into t1 values (1, "first");
insert into t1 values (f1(), "max");
select * from t1;
id data
1 first
10 max
drop table t1, t2;
drop function f1;
create table t1 (id int primary key, fk_t2 int);
create table t2 (id int primary key, fk_t3 int);
create table t3 (id int primary key);
insert into t1 values (1,1), (2,1), (3,2);
insert into t2 values (1,1), (2,2);
insert into t3 values (1), (2);
create trigger t3_ad after delete on t3 for each row
delete from t2 where fk_t3=old.id;
create trigger t2_ad after delete on t2 for each row
delete from t1 where fk_t2=old.id;
delete from t3 where id = 1;
select * from t1 left join (t2 left join t3 on t2.fk_t3 = t3.id) on t1.fk_t2 = t2.id;
id fk_t2 id fk_t3 id
3 2 2 2 2
drop table t1, t2, t3;
create table t1 (id int primary key, copy int);
create table t2 (id int primary key, data int);
insert into t2 values (1,1), (2,2);
create trigger t1_bi before insert on t1 for each row
set new.copy= (select data from t2 where id = new.id);
create trigger t1_bu before update on t1 for each row
set new.copy= (select data from t2 where id = new.id);
insert into t1 values (1,3), (2,4), (3,3);
update t1 set copy= 1 where id = 2;
select * from t1;
id copy
1 1
2 2
3 NULL
drop table t1, t2;
create table t1 (i int);
create trigger trg before insert on t1 for each row set @a:= old.i;
ERROR HY000: There is no OLD row in on INSERT trigger