create or replace view VW_BA_QSCX as select BAH000, ZYCS00, BRXM00, BRXB00, CYRQ00, (select BMMC00 from BM_BMBM00 B where B.BMBH00 = CYKB00 and rownum = 1) CYKBMC, ZYYSMC, QSRQ00 from BA_BRZYXX;