专注于互联网--专注于架构

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oracle的case函数 createsequenceSTUDENT_SEQUENCE; CREATETABLEstudents( idNUMBER(5)PRIMARYKEY, stu_nameVARCHAR2(20), scoreNUMBER(10,0), gradevarchar2(2)); INSERTINTOstudents(id,stu_name,score,grade) VALUES(student_sequence.NEXTVAL,’Scott’,98,null); INSERTINTOstudents(id,stu_name,score, [阅读全文] [PDF]
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