JAVA日报

Posted 2021-06-21 我的未来姓栗山

换汤不换药之家庭记账本app开发(db) 

package sqlite;
import android.content.Context;
import android.database.sqlite.SQLiteOpenHelper;
import android.database.sqlite.SQLiteDatabase;

public class db extends SQLiteOpenHelper{
    public db(Context context){
        super(context,"Text1.db",null,1);
    }
    @Override
    public void onCreate(SQLiteDatabase db) {
        db.execSQL("create table tex(date varchar(20),eat varchar(20),play varchar(20),clothes varchar(20),live varchar(20),usual varchar(20))");
    }

    @Override
    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {

    }
}