java.sql.SQLException錯誤

java.sql.SQLException錯誤！java ORA-00904: –invalid column name 無效列名web ORA-00942: 　–table or view does not exist 表或者視圖不存在sql ORA-01400: 　–cannot insert NULL into () 不能將空值插入數據庫 ORA-00936:　–缺乏表達式express O

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