[英]Error with Oracle 10g auto-incremented sequence
我在 Oracle 10g 中創建了一個序列,因為我必須自動增加case_number
字段。 但我收到一個錯誤。
private void button_saveandsubmitActionPerformed(java.awt.event.ActionEvent evt) {
con = JavaConnectDB.ConnectDB();
try{
String sql="insert into FIR_form values(case_number_sequence,?,?,?,?,?,?,?,?,?,?,?)";
pst = (OraclePreparedStatement) con.prepareStatement(sql);
pst.setString(1,text_date.getText());
pst.setString(2,text_district.getText());
pst.setString(3,text_subject.getText());
pst.setString(4,text_description.getText());
pst.setString(5,text_cfullname.getText());
pst.setString(6,text_fhname.getText());
pst.setString(7,text_caddress.getText());
pst.setString(8,text_contact.getText());
pst.setString(9,text_suspectfullname.getText());
pst.setString(10,text_suspectaddress.getText());
pst.setString(11,text_suspectdescription.getText());
rs = (OracleResultSet) pst.executeQuery();
if(rs.next()){
JOptionPane.showMessageDialog(null, "the FIR has been added successfully!!!");
con.close();
this.dispose();
}
else{
JOptionPane.showMessageDialog(null, "enter all fields appropriately first!!!");
}
con.close();
}catch(Exception e){
JOptionPane.showMessageDialog(null, "An error occured. try again later !!!");
}
}
表中的字段不會自動填充,因為您已經定義了一個序列。 您必須在插入語句中引用 sequence.nextval 以插入值,或者向表中添加觸發器以填充序列中的列。
有關示例,請參閱此帖子:
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