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-- ==============================================================
-- GNUmed database schema change script
--
-- License: GPL v2 or later
-- Author: karsten.hilbert@gmx.net
--
-- ==============================================================
\set ON_ERROR_STOP 1
-- --------------------------------------------------------------
comment on table ref.icd10 is
'Holds ICD-10 codes.';
\unset ON_ERROR_STOP
drop trigger tr_upd_ref_code_tbl_check_backlink on ref.icd10;
drop trigger tr_del_ref_code_tbl_check_backlink on ref.icd10;
\set ON_ERROR_STOP 1
-- UPDATE
create trigger tr_upd_ref_code_tbl_check_backlink
before update on ref.icd10
for each row execute procedure ref.trf_upd_ref_code_tbl_check_backlink();
-- DELETE
create trigger tr_del_ref_code_tbl_check_backlink
before update on ref.icd10
for each row execute procedure ref.trf_del_ref_code_tbl_check_backlink();
-- --------------------------------------------------------------
-- .star_code
comment on column ref.icd10.star_code is
'The star code which needs to be combined with the primary code to define the term.';
\unset ON_ERROR_STOP
alter table ref.icd10 drop constraint ref_icd10_sane_star_code cascade;
\set ON_ERROR_STOP 1
alter table ref.icd10
add constraint chk_ref_icd10_sane_star_code
check (gm.is_null_or_non_empty_string(star_code) is True);
-- --------------------------------------------------------------
-- .aux_code
comment on column ref.icd10.aux_code is
'The auxiliary code which needs to be combined with the primary code to define the term.';
\unset ON_ERROR_STOP
alter table ref.icd10 drop constraint ref_icd10_sane_aux_code cascade;
\set ON_ERROR_STOP 1
alter table ref.icd10
add constraint chk_ref_icd10_sane_aux_code
check (gm.is_null_or_non_empty_string(aux_code) is True);
-- --------------------------------------------------------------
\unset ON_ERROR_STOP
drop index idx_ref_icd10_fk_data_src cascade;
drop index idx_ref_icd10_code_unique_per_system cascade;
drop index idx_ref_icd10_term_unique_per_system cascade;
\set ON_ERROR_STOP 1
create index idx_ref_icd10_fk_data_src on ref.icd10(fk_data_source);
create unique index idx_ref_icd10_code_unique_per_system on ref.icd10(fk_data_source, lower(code));
create unique index idx_ref_icd10_term_unique_per_system on ref.icd10(fk_data_source, lower(code), lower(term));
-- --------------------------------------------------------------
\unset ON_ERROR_STOP
alter table ref.icd10 drop constraint icd10_fk_data_source_fkey cascade;
\set ON_ERROR_STOP 1
alter table ref.icd10
add foreign key (fk_data_source)
references ref.data_source(pk)
on update cascade
on delete restrict;
-- --------------------------------------------------------------
grant select on ref.icd10 to group "gm-public";
-- --------------------------------------------------------------
select gm.log_script_insertion('v16-ref-icd10-dynamic.sql', '16.0');
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