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创建一张临时表XS1,结构为(XM C(8),XB C(2),XIMING C(18)),其方法为______。

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SELECT XM,XB FROM STUD WHERE SD IN('IS','MA','CS');  SELECT XM,XB FROM STUD WHERE SD NOT IN ('IS','MA','CS');  SELECT XM,XB FROM STUD WHERE SD NOT('IS','MA','CS');  SELECT XM,XB FROM STUD WHERE SD NOT IN(IS,MA,CS);  
MBL、C4、C2、C3、C5、C6、C7、C8、C9  MBL、B、D、C3、C5、C6、C7、C8、C9  MBL、C1、C2、C3、C5、C6、C7、C8、C9  MBL、C1、C4、C2、C3、C5、C6、C7、C8、C9  
SELECT XM,XB FROM STUD WHERE SD IN('IS','MA','CS');  SELECT XM,XB FROM STUD WHERE SD NOT IN ('IS','MA','CS');  SELECT XM,XB FROM STUD WHERE SD NOT('IS','MA','CS');  SELECT XM,XB FROM STUD WHERE SD NOT IN(IS,MA,C;  
SELECT XM,XB FROM STUD WHERE SD IN("IS","MA","CS")  SELECT XM,XB FROM STUD WHERE SD NOT IN("IS","MA","CS")  SELECT XM,XB FROM STUD WHERE SD NOT("IS","MA","CS")  SELECT XM,XB FROM STUD WHERE SD NOT IN(IS,MA,C  
SELECT XM, XB FROM STUD WHERE SD IN ('IS','MA','CS');  SELECT XM, XB FROM STUD WHERE SD NOT 1N ('IS','MA','CS');  SELECT XM, XB FROM STUD WHERE SD NOT ('IS','MA','CS')  SELECT XM, XB FROM STUD WHERE SD NOT IN (IS, MA, C;  
SELECT XM,XB FROM STUD WHERE SD IN("IS","MA","CS")  SELECT XM,XB FROM STUD WHERE SD NOT IN("IS","MA","CS")  SELECT XM,XB FROM STUD WHERE SD NOT("IS","MA","CS")  SELECT XM,XB FROM STUD WHERE SD NOT IN(IS,MA,CS)  
SELECT XM,XB FROM STUD WHERE SD IN ('IS','MA','CS');  SELECT XM,XB FROM STUD WHERE SDNOTIN ('IS','MA','CS');  SELECT XM,XB FROM STUD WHERE SD NOT ('IS','MA','CS');  SELECT XM,XB FROM STUD WHERE SD NOT IN (IS,MA,C;  
CREATE TABLE XSI(XM C(8),XB C(2),XIMING C(18))  CREATE CURSOR TABLE XS1(XM C(8),XBC(2),XIMING C(18))  CREATE CURSOR XS1(XM C(8),XB C(2),XIMING C(18))  CREATE TABLE CURSOR XS1(XM C(8),XB C(2),XIMING C(18))  
Ag-Ab、C1、C3、C2、C4、C5、C6、C7、C8、C9  Ag-Ab、C1、C4、C2、C3、C5、C6、C7、C8、C9  C1、C4、C2、C3、C5、C6、C7、C8、C9  Ag-Ab、C1、C2、C4、C3、C5、C6、C7、C8、C9  
MBL、C4、C2、C3、C5、C6、C7、C8、C9  MBL、B、D、C3、C5、C6、C7、C8、C9  MBL、C1、C2、C3、C5、C6、C7、C8、C9  MBL、C1、C4、C2、C3、C5、C6、C7、C8、C9  
=AVERAGE(C2:C8)  =AVERAGE(C2;C8)  =SUM(C2:C8)  =SUM(C2;C8)  
SELECT XM,XB  FROM STUD  WHERE SD IN (’IS’,’MA’,’CS’);  SELECT XM,XB  FROM STUD  WHERE SDNOTIN (’IS’,’MA’,’CS’);  SELECT XM,XB  FROM STUD  WHERE SD NOT (’IS’,’MA’,’CS’);  SELECT XM,XB  FROM STUD  WHERE SD NOT IN (IS,MA,CS);  
Ag-Ab、C1、C3、C2、C4、C5、C6、C7、C8、C9  Ag-Ab、C1、C4、C2、C3、C5、C6、C7、C8、C9  C1、C4、C2、C3、C5、C6、C7、C8、C9  Ag-Ab、C1、C2、C4、C3、C5、C6、C7、C8、C9  

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