public class DatabaseHelper extends SQLiteOpenHelper{
public DatabaseHelper(Context context, String name, CursorFactory
factory,
int version) {
super(context, name, null, version);
// TODO Auto-generated constructor stub
init();
}
@Override public void onCreate(SQLiteDatabase db) {}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int
newVersion) {}
private void init()
{
SQLiteDatabase Rdb = getReadableDatabase();
String Rsql = "select count(*) from sqlite_master where name='good'
and type='U'";
try { Rdb.execSQL(Rsql)
catch (SQLException Re) {
Log.e("ERROR", Re.toString());
SQLiteDatabase Wdb = getWritableDatabase();
String Wsql = "create table good(" + "stud_no text not null, "
+ "stud_name text );";
try { Wdb.execSQL(Wsql); }
catch (SQLException We) {
Log.e("ERROR", We.toString());
}
close();
}
}
}
if the table created, restart again the check str is fail
the Rsql right or not ??
please help me !
thanks
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