这是视图的结构
SQL> desc matbew_ctk;
Name Type Nullable Default Comments
------------ ------------- -------- ------- --------
MATBEWNUM NUMBER(10)
ARTNUM NUMBER(10) Y
ARTART VARCHAR2(10) Y
MATBES VARCHAR2(100) Y
BEWART VARCHAR2(4) Y
MEN NUMBER Y
LOSMOVAVG NUMBER Y
LOSGESMOVAVG NUMBER Y
DTM DATE Y
KORGES VARCHAR2(100) Y
X_BM VARCHAR2(40) Y