1 drop procedure create_person 2 drop procedure set_person_name 3 drop procedure delete_phone 4 drop procedure add_phone 5 drop procedure make_doc_link 6 drop procedure del_doc_link 7 drop procedure delete_person 8 9 drop procedure create_org 10 drop procedure set_org_name 11 drop procedure delete_org 12 13 drop procedure create_document 14 drop procedure set_doc_title 15 drop procedure set_doc_abstract 16 drop procedure make_author_link 17 drop procedure del_author_link 18 drop procedure delete_document 19 20 if exists (select * from sysobjects where id = object_id(N'authors_docs') and OBJECTPROPERTY(id, N'IsUserTable') = 1) 21 drop table authors_docs 22 GO 23 24 if exists (select * from sysobjects where id = object_id(N'documents') and OBJECTPROPERTY(id, N'IsUserTable') = 1) 25 drop table documents 26 GO 27 28 if exists (select * from sysobjects where id = object_id(N'institutes') and OBJECTPROPERTY(id, N'IsUserTable') = 1) 29 drop table institutes 30 GO 31 32 if exists (select * from sysobjects where id = object_id(N'persons') and OBJECTPROPERTY(id, N'IsUserTable') = 1) 33 drop table persons 34 GO 35 36 if exists (select * from sysobjects where id = object_id(N'phones') and OBJECTPROPERTY(id, N'IsUserTable') = 1) 37 drop table phones 38 GO 39 40