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ivanov666
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Предмет:
Файл:Администрирование СУБД. Учебное пособие
.pdf
121
create trigger tD_Schedule_of_TI on Schedule_of_TI for DELETE
as
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* DELETE trigger on Schedule_of_TI */
begin
declare @errno int,
@errmsg varchar(255)
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* Schedule_of_TI R/44 Documents ON PARENT DELETE
SET NULL */
update Documents
set
/* Documents.Number_of_TO = NULL */
Documents.Number_of_TO = NULL
from Documents,deleted
where
/* Documents.Number_of_TO = deleted.Number_of_TO */
Documents.Number_of_TO = deleted.Number_of_TO
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
return
error:
raiserror @errno @errmsg
rollback transaction
end
go
create trigger tI_Schedule_of_TI on Schedule_of_TI for INSERT
as
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* INSERT trigger on Schedule_of_TI */
begin
declare @numrows int,
@nullcnt int,
@validcnt int,
@errno int,
122
@errmsg varchar(255)
select @numrows = @@rowcount
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* Equipment R/48 Schedule_of_TI ON CHILD INSERT SET
NULL */
if
/* update(NumberEquipment) */
update(NumberEquipment)
begin
update Schedule_of_TI
set
/* Schedule_of_TI.NumberEquipment = NULL */
Schedule_of_TI.NumberEquipment = NULL
from Schedule_of_TI,inserted
where
/* */
and
not exists (
select * from Equipment
where
/* inserted.NumberEquipment = Equip-
ment.NumberEquipment */
inserted.NumberEquipment = Equipment.NumberEquipment
)
end
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
return
error:
raiserror @errno @errmsg
rollback transaction
end
go
123
create trigger tU_Schedule_of_TI on Schedule_of_TI for UPDATE as
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* UPDATE trigger on Schedule_of_TI */
begin
declare @numrows int,
@nullcnt int,
@validcnt int,
@insNumber_of_TO int,
@errno int,
@errmsg varchar(255)
select @numrows = @@rowcount
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* Schedule_of_TI R/44 Documents ON PARENT UPDATE
SET NULL */
if
/* update(Number_of_TO) */
update(Number_of_TO)
begin
update Documents
set
/* Documents.Number_of_TO = NULL */
Documents.Number_of_TO = NULL
from Documents,deleted
where
/* Documents.Number_of_TO = deleted.Number_of_TO */
Documents.Number_of_TO = deleted.Number_of_TO
end
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* Equipment R/48 Schedule_of_TI ON CHILD UPDATE SET
NULL */
if
/* update(NumberEquipment) */
update(NumberEquipment)
begin
124
update Schedule_of_TI
set
/* Schedule_of_TI.NumberEquipment = NULL */
Schedule_of_TI.NumberEquipment = NULL
from Schedule_of_TI,inserted
where
/* */
and
not exists (
select * from Equipment
where
/* inserted.NumberEquipment = Equipment.NumberEquipment */
inserted.NumberEquipment = Equipment.NumberEquipment
)
end
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
return
error:
raiserror @errno @errmsg
rollback transaction
end
go
create trigger tD_Shop on Shop for DELETE as
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* DELETE trigger on Shop */
begin
declare @errno int,
@errmsg varchar(255)
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* Shop R/47 Equipment ON PARENT DELETE SET NULL */
update Equipment
set
125
/* Equipment.NumberShop = NULL */
Equipment.NumberShop = NULL
from Equipment,deleted
where
/* Equipment.NumberShop = deleted.NumberShop */
Equipment.NumberShop = deleted.NumberShop
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* Shop R/43 Documents ON PARENT DELETE SET NULL */
update Documents
set
/* Documents.NumberShop = NULL */
Documents.NumberShop = NULL
from Documents,deleted
where
/* Documents.NumberShop = deleted.NumberShop */
Documents.NumberShop = deleted.NumberShop
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* Shop R/38 Compliance ON PARENT DELETE SET NULL
*/
update Compliance
set
/* Compliance.NumberShop = NULL */
Compliance.NumberShop = NULL
from Compliance,deleted
where
/* Compliance.NumberShop = deleted.NumberShop */
Compliance.NumberShop = deleted.NumberShop
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
return
error:
raiserror @errno @errmsg
rollback transaction
end
126
go
create trigger tU_Shop on Shop for UPDATE as
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* UPDATE trigger on Shop */
begin
declare @numrows int,
@nullcnt int,
@validcnt int,
@insNumberShop int,
@errno int,
@errmsg varchar(255)
select @numrows = @@rowcount
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* Shop R/47 Equipment ON PARENT UPDATE SET NULL */
if
/* update(NumberShop) */
update(NumberShop)
begin
update Equipment
set
/* Equipment.NumberShop = NULL */
Equipment.NumberShop = NULL
from Equipment,deleted
where
/* Equipment.NumberShop = deleted.NumberShop */
Equipment.NumberShop = deleted.NumberShop
end
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* Shop R/43 Documents ON PARENT UPDATE SET NULL */
if
/* update(NumberShop) */
update(NumberShop)
begin
update Documents
127
set
/* Documents.NumberShop = NULL */
Documents.NumberShop = NULL
from Documents,deleted
where
/* Documents.NumberShop = deleted.NumberShop */
Documents.NumberShop = deleted.NumberShop
end
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* Shop R/38 Compliance ON PARENT UPDATE SET NULL */
if
/* update(NumberShop) */
update(NumberShop)
begin
update Compliance
set
/* Compliance.NumberShop = NULL */
Compliance.NumberShop = NULL
from Compliance,deleted
where
/* Compliance.NumberShop = deleted.NumberShop */
Compliance.NumberShop = deleted.NumberShop
end
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
return
error:
raiserror @errno @errmsg
rollback transaction
end
go
create trigger tI_Work_Log on Work_Log for INSERT as
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* INSERT trigger on Work_Log */
128
begin
declare @numrows int,
@nullcnt int,
@validcnt int,
@errno int,
@errmsg varchar(255)
select @numrows = @@rowcount
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* Employees R/51 Work_Log ON CHILD INSERT SET NULL
*/
if
/* update(nomerOfEmployees) */
update(nomerOfEmployees)
begin
update Work_Log
set
/* Work_Log.nomerOfEmployees = NULL */
Work_Log.nomerOfEmployees = NULL
from Work_Log,inserted
where
/* */
and
not exists (
select * from Employees
where
/* inserted.nomerOfEmployees = Employ-
ees.nomerOfEmployees */
inserted.nomerOfEmployees = Employees.nomerOfEmployees
)
end
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* Materials R/50 Work_Log ON CHILD INSERT SET NULL */
if
/* update(Number_materials) */
129
update(Number_materials)
begin
update Work_Log
set
/* Work_Log.Number_materials = NULL */
Work_Log.Number_materials = NULL
from Work_Log,inserted
where
/* */
and
not exists (
select * from Materials
where
/* inserted.Number_materials = Materials.Number_materials */
inserted.Number_materials = Materials.Number_materials
)
end
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* Equipment R/49 Work_Log ON CHILD INSERT SET NULL
*/
if
/* update(NumberEquipment) */
update(NumberEquipment)
begin
update Work_Log
set
/* Work_Log.NumberEquipment = NULL */
Work_Log.NumberEquipment = NULL
from Work_Log,inserted
where
/* */
and
not exists (
select * from Equipment
where
130
/* inserted.NumberEquipment = Equipment.NumberEquipment */
inserted.NumberEquipment = Equipment.NumberEquipment
)
end
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
return
error:
raiserror @errno @errmsg
rollback transaction
end
go
create trigger tU_Work_Log on Work_Log for UPDATE as
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* UPDATE trigger on Work_Log */
begin
declare @numrows int,
@nullcnt int,
@validcnt int,
@insNumber_Work_Log int,
@errno int,
@errmsg varchar(255)
select @numrows = @@rowcount
/* ERwin Builtin Sat Apr 20 22:19:41 2019 */
/* Employees R/51 Work_Log ON CHILD UPDATE SET
NULL */
if
/* update(nomerOfEmployees) */
update(nomerOfEmployees)
begin
update Work_Log
set
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