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Text File  |  1990-03-26  |  532 b   |  15 lines
  1. %====================== key_delete/4          ===============================
  2. DOMAINS
  3.   DB_SELECTOR = mydba
  4.   dbdom    = city(CITYNO,CITYNAME);
  5.         person(FIRSTNAME,LASTNAME,STREET,CITYNO,CODE)
  6.   CITYNO, CITYNAME, FIRSTNAME, LASTNAME, STREET, CODE = STRING
  7.  
  8. GOAL    db_open(mydba,"dd.bin",in_file),
  9.     bt_open(mydba,"person_name",BT_SELECTOR),
  10.     key_search(mydba,BT_SELECTOR,"bilse      per",REF),
  11.     ref_term(mydba,dbdom,Ref,Term),
  12.     write("\nTERM=",TERM),
  13.     key_delete(mydba,BT_SELECTOR,"bilse      per",REF),
  14.     db_close(mydba).
  15.