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android µÄsqlite Ö÷¼üÓësimpleCursorAdapter
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 ÔÚʹÓÃsimpleCursorAdapterÏÔʾsqliteÊý¾Ýʱ£¬±ØÐë×¢ÒâsqliteµÄÖ÷¼üÃüÃû¡£ÓÉÓÚsimpleCursorAdapterµÄ·½·¨Ö»Ê¶±ð_id£¬ËùÒÔ£¬µ±ÄãÓõ½sqliteµÄsimpleCursorAdapterʱ£¬±ØÐë°ÑÊý¾Ý±íµÄÖ÷¼üÃüÃûΪ_id¡£·ñÔò¾Í»á³öÏÖ java.lang.IllegalArgumentException: column ‘_id’ does not exist ´íÎó¡£
ÏÂÃæÊÇActivityMainÀà ¹©´ó¼Ò²Î¿¼ һϡ£
public class ActivityMain extends Activity {
 
 private static int count =0;
 //´´½¨Êý¾Ý¿â¶ÔÏó
 private SQLiteDatabase mSqliteDatabase=null;
 //Êý¾Ý¿âÃû
 private static final String DATABASE_NAME="gege.db";
 //±íÃû
 private static final String TABLE_NAME="jiao";
 //±íÖÐ×Ö¶Î
 private static final String TABLE_ID="_id";
 private static final String TABLE_NUM="num";
 private static final String TABLE_DATA="data";
 
 //´´½¨sqlyÓï¾ä
 private static final String CREATE_TABLE=
  "CREATE TABLE  "+TABLE_NAME  +"("+TABLE_ID+"  INTEGER PRIMARY KEY," +
  ""+TABLE_NUM+" INTEGER,"+TABLE_DATA  +"  TEXT)";
 
 //´´½¨ÏßÐÔ²¼¾Ö
 LinearLayout m_LinearLayout =null;
 //´´½¨ListViewÁбíÊÓͼ
 ListView m_ListView =null;
 
 
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
      //  setContentView(R.layout.main);
        //´´½¨linearLayout²¼¾Ö¶ÔÏó
        m_LinearLayout=new LinearLayout(this);
        //ÉèÖò¼¾ÖLinearLayoutµÄÊôÐÔ
        m_LinearLayout.setOrientat


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-(BOOL) open{
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int column_names_printed = 0;
void print_row(int n_values, char** values)
{
    int i;
    for (i = 0; i < n_values; ++i) {
        printf("%10s", values[i]);
    }
    printf("\n& ......
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