/[BackupPC]/trunk/sql/09_backup_parts_trigger.sql
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Diff of /trunk/sql/09_backup_parts_trigger.sql

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revision 370 by iklaric, Mon May 7 07:33:49 2007 UTC revision 371 by iklaric, Mon May 7 08:48:47 2007 UTC
# Line 37  declare Line 37  declare
37          calc_part       integer;          calc_part       integer;
38  begin  begin
39          if (TG_OP = ''INSERT'') then          if (TG_OP = ''INSERT'') then
40                  raise notice ''trigger: % backup_id %'', TG_OP, new.backup_id;                  -- raise notice ''trigger: % backup_id %'', TG_OP, new.backup_id;
41                  b_id = new.backup_id;                  b_id = new.backup_id;
42                  my_part_nr = new.part_nr;                  my_part_nr = new.part_nr;
43                  execute ''update backups set parts = parts + 1 where id = '' || b_id;                  execute ''update backups set parts = parts + 1 where id = '' || b_id;
44          elsif (TG_OP = ''DELETE'') then          elsif (TG_OP = ''DELETE'') then
45                  raise notice ''trigger: % backup_id %, old.part_nr %'', TG_OP, old.backup_id, old.part_nr;                  -- raise notice ''trigger: % backup_id %, old.part_nr %'', TG_OP, old.backup_id, old.part_nr;
46                  b_id = old.backup_id;                  b_id = old.backup_id;
47                  my_part_nr = old.part_nr - 1;                  my_part_nr = old.part_nr - 1;
48                  execute ''update backups set parts = parts - 1 where id = '' || b_id;                  execute ''update backups set parts = parts - 1 where id = '' || b_id;
49          end if;          end if;
50          calc_part := (select count(part_nr) from backup_parts where backup_id = b_id);          calc_part := (select count(part_nr) from backup_parts where backup_id = b_id);
51          if ( my_part_nr != calc_part ) then          if ( my_part_nr != calc_part ) then
52          raise exception ''Update of backup_parts with backup_id % aborted, requested part_nr is % and calulated next is %'', b_id, my_part_nr, calc_part;                  raise exception ''Update of backup_parts with backup_id % aborted, requested part_nr is % and calulated next is %'', b_id, my_part_nr, calc_part;
           
53          end if;          end if;
54          return null;          return null;
55  end;  end;
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