在学生选课数据库中,查询选修了课程的学生的学号、姓名,SQL语句可为() A: SELECTDISTINCTSno,SnameFROMStudent,SCWHEREStudent.Sno=S B: Sno; C: SELECTSno,SnameFROMStudent,SCWHEREStudent.Sno=S D: Sno; E: SELECTDISTINCTSno,DISTINCTSnameFROMStudentWHEREStudent.SnoIN(SELECTSnoFROMSC); F: SELECTSno,SnameFROMStudentWHEREStudent.SnoIN(SELECTDISTINCTSnoFROMSC);
在学生选课数据库中,查询选修了课程的学生的学号、姓名,SQL语句可为() A: SELECTDISTINCTSno,SnameFROMStudent,SCWHEREStudent.Sno=S B: Sno; C: SELECTSno,SnameFROMStudent,SCWHEREStudent.Sno=S D: Sno; E: SELECTDISTINCTSno,DISTINCTSnameFROMStudentWHEREStudent.SnoIN(SELECTSnoFROMSC); F: SELECTSno,SnameFROMStudentWHEREStudent.SnoIN(SELECTDISTINCTSnoFROMSC);
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