小编Him*_*hli的帖子

Kohli.java

package com.kohli;

import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.content.Context;

public class KohlifActivity extends Activity {
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

          Log.i("KOHLIActivity", "qwert11111111");   

          setContentView(R.layout.main);
          Log.i("KOHILActivity", "qwert22222222222"); 

        DbHelper1 DbHelper=new DbHelper1(this) ;

        Log.i("KOHLIfActivity", "qwert3333333333");



    }
}



DbHelper1.java
package com.kohli;

import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.provider.BaseColumns;
import android.util.Log;

public class DbHelper1 extends SQLiteOpenHelper 
{

    static final String TAG = "DbHelper1";
    static final String DB_NAME = "timeline.db"; 
    static final int …

假设我最初构建一个包含10行的表.所以最后的id(主键列)的值是9还是10？现在假设我删除了行号.5和8(假设行计数从1开始)并添加另一行,以便现在总共有9行.现在每行中id的值会发生什么变化.

      db.delete(DBAdapter.TableName, "Id=? AND QstnrId=? AND QstnId=?",
      new String[] { Id.toString(), QuestionnaireId, QuestionId });