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Connection conn= DriverManager.getConnection(url,user,password);  
String sql="updata zhuqiuling set xuanze1=? where name='zhuqiuling'";

PreparedStatement pstmt=conn.prepareStatement(sql);
 pstmt.clearParameters();
 pstmt.setString(1,choice);
 pstmt.executeUpdata();

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org.apache.jasper.JasperException: An exception occurred processing JSP page /shiti/xuanze1.jsp at line 30

27: PreparedStatement pstmt=conn.prepareStatement(sql);
28: pstmt.clearParameters();
29: pstmt.setString(1,choice);
30: pstmt.execute();
31:  




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org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:855)
org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:784)
org.apache.jsp.shiti.xuanze1_jsp._jspService(xuanze1_jsp.java:104)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:384)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:320)
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