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要从android SQllite数据库的表中删除all记录?_Android_Sqlite - Fatal编程技术网

要从android SQllite数据库的表中删除all记录?

要从android SQllite数据库的表中删除all记录?,android,sqlite,Android,Sqlite,我试图从数据库中的表中删除all记录,但无法删除。有人能帮我吗 我正在使用此链接 我在这里调用delete函数 private void savepay() { // TODO Auto-generated method stub try{ String check; webService calService=new webService(); dh.open();

我试图从数据库中的表中删除all记录,但无法删除。有人能帮我吗

我正在使用此链接

我在这里调用delete函数

private void savepay() {
        // TODO Auto-generated method stub
        try{
            String check;

        webService calService=new  webService();
             dh.open();
             Cursor c = dh.pay();


            Toast.makeText(getBaseContext(),className+c.getString(1)+c.getString(2)+c.getString(3)+c.getString(4),Toast.LENGTH_LONG).show();
         check=  calService.paymentReceipt("PaymentReceipt",c.getString(1),c.getString(2),c.getString(3),c.getString(4),c.getString(5),"0");

             }
             while (c.moveToNext()); 
             dh.delete();//here i called delete function
             dh.close();



            }
应该是:

“从付款中删除;”


更多详细信息:

您的代码应该是

public void delete() 
{
          String DELETEPASSCODE_DETAIL = "DELETE FROM Payment;";
          db.execSQL(DELETEPASSCODE_DETAIL);
}

从付款中删除不<代码>从付款中删除*
请参见删除查询的结构

请参阅

SQlite不需要*进行删除。请发布数据库架构。您是否收到任何错误?
public void delete() 
{
          String DELETEPASSCODE_DETAIL = "DELETE FROM Payment;";
          db.execSQL(DELETEPASSCODE_DETAIL);
}