个人冲刺(四阶段)——体温上报app(一阶段)
原创
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任务:完成了后台数据库的类模块
MyDBHelper.java
package com.example.helloworld;
import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.widget.Toast;
import androidx.annotation.Nullable;
public class MyDBHelper extends SQLiteOpenHelper {
private Context context;
public MyDBHelper(Context context,String name,int version) {
super(context, name, null, version);
this.context=context;
}
@Override
public void onCreate(SQLiteDatabase db) {
String sql="create table personwendu(id integer primary key autoincrement, address varchar, name varchar, wendu varchar, dateandtime varchar)";
db.execSQL(sql);
Toast.makeText(context,"数据加入成",Toast.LENGTH_LONG).show();
}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
}
}