views.out
上传用户:blenddy
上传日期:2007-01-07
资源大小:6495k
文件大小:3k
- QUERY: create function pslot_backlink_view(bpchar)
- returns text as '
- <<outer>>
- declare
- rec record;
- bltype char(2);
- retval text;
- begin
- select into rec * from PSlot where slotname = $1;
- if not found then
- return '''';
- end if;
- if rec.backlink = '''' then
- return ''-'';
- end if;
- bltype := substr(rec.backlink, 1, 2);
- if bltype = ''PL'' then
- declare
- rec record;
- begin
- select into rec * from PLine where slotname = outer.rec.backlink;
- retval := ''Phone line '' || trim(rec.phonenumber);
- if rec.comment != '''' then
- retval := retval || '' ('';
- retval := retval || rec.comment;
- retval := retval || '')'';
- end if;
- return retval;
- end;
- end if;
- if bltype = ''WS'' then
- select into rec * from WSlot where slotname = rec.backlink;
- retval := trim(rec.slotname) || '' in room '';
- retval := retval || trim(rec.roomno);
- retval := retval || '' -> '';
- return retval || wslot_slotlink_view(rec.slotname);
- end if;
- return rec.backlink;
- end;
- ' language 'plpgsql';
- QUERY: create function pslot_slotlink_view(bpchar)
- returns text as '
- declare
- psrec record;
- sltype char(2);
- retval text;
- begin
- select into psrec * from PSlot where slotname = $1;
- if not found then
- return '''';
- end if;
- if psrec.slotlink = '''' then
- return ''-'';
- end if;
- sltype := substr(psrec.slotlink, 1, 2);
- if sltype = ''PS'' then
- retval := trim(psrec.slotlink) || '' -> '';
- return retval || pslot_backlink_view(psrec.slotlink);
- end if;
- if sltype = ''HS'' then
- retval := comment from Hub H, HSlot HS
- where HS.slotname = psrec.slotlink
- and H.name = HS.hubname;
- retval := retval || '' slot '';
- retval := retval || slotno::text from HSlot
- where slotname = psrec.slotlink;
- return retval;
- end if;
- return psrec.slotlink;
- end;
- ' language 'plpgsql';
- QUERY: create function wslot_slotlink_view(bpchar)
- returns text as '
- declare
- rec record;
- sltype char(2);
- retval text;
- begin
- select into rec * from WSlot where slotname = $1;
- if not found then
- return '''';
- end if;
- if rec.slotlink = '''' then
- return ''-'';
- end if;
- sltype := substr(rec.slotlink, 1, 2);
- if sltype = ''PH'' then
- select into rec * from PHone where slotname = rec.slotlink;
- retval := ''Phone '' || trim(rec.slotname);
- if rec.comment != '''' then
- retval := retval || '' ('';
- retval := retval || rec.comment;
- retval := retval || '')'';
- end if;
- return retval;
- end if;
- if sltype = ''IF'' then
- declare
- syrow System%RowType;
- ifrow IFace%ROWTYPE;
- begin
- select into ifrow * from IFace where slotname = rec.slotlink;
- select into syrow * from System where name = ifrow.sysname;
- retval := syrow.name || '' IF '';
- retval := retval || ifrow.ifname;
- if syrow.comment != '''' then
- retval := retval || '' ('';
- retval := retval || syrow.comment;
- retval := retval || '')'';
- end if;
- return retval;
- end;
- end if;
- return rec.slotlink;
- end;
- ' language 'plpgsql';
- QUERY: create view Pfield_v1 as select PF.pfname, PF.slotname,
- pslot_backlink_view(PF.slotname) as backside,
- pslot_slotlink_view(PF.slotname) as patch
- from PSlot PF;