Android ดึงข้อมูลมาโชว์ได้แล้ว แต่ไม่สามารถอัพเดทใหม่ลงไปได้

package com.project2556.project;

import java.util.ArrayList;

import com.projectDB.project.DBTime;

import android.app.Activity;
import android.content.Intent;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Spinner;
import android.widget.Toast;

public class UpdateData extends Activity {
	private Spinner pntDuration;
	
	private String dataDuration;
	private String dataDuration1;
	private String dataDuration2;
	private String dataDuration3;
	private String num1;
	private String num2;
	private String num3;
	
	
	SQLiteDatabase mDb;
	Cursor myData;
	
	String sday, sDuration1, sDuration1Time, sDuration2, sDuration2Time, sDuration3, sDuration3Time;
	
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.updatedata);

		sday = getIntent().getExtras().getString("day");
		sDuration1 = getIntent().getExtras().getString("Duration1");
		sDuration1Time = getIntent().getExtras().getString("Duration1Time");
		sDuration2 = getIntent().getExtras().getString("Duration2");
		sDuration2Time = getIntent().getExtras().getString("Duration2Time");
		sDuration3 = getIntent().getExtras().getString("Duration3");
		sDuration3Time = getIntent().getExtras().getString("Duration3");

		final DBTime myDb = new DBTime(this);
		mDb = myDb.getWritableDatabase();
		
		myData = mDb.rawQuery("SELECT * FROM " + DBTime.TABLE_data
					+ " WHERE " + DBTime.day + "='" + sday + "'"
	            	//+ " AND " + DBTime.Duration1 + "='" + sDuration1 + "'"
	            	//+ " AND " + DBTime.Duration1Time + "='" + sDuration1Time + "'"
	            	//+ " AND " + DBTime.Duration2 + "='" + sDuration2 + "'"
	            	//+ " AND " + DBTime.Duration2Time + "='" + sDuration2Time + "'"
	            	//+ " AND " + DBTime.Duration3 + "='" + sDuration3 + "'"
        			//+ " AND " + DBTime.Duration3Time + "='" + sDuration3Time + "'"
					, null);
		
		final EditText num = (EditText) findViewById(R.id.edtnum);
		final EditText edtday = (EditText)findViewById(R.id.edtday);
		edtday.setText(sday);
		
		Duration();
		DurationSpinner();
		
		
		dataDuration = String.valueOf(pntDuration.getSelectedItem());
		if (dataDuration == "เช้า"){
			dataDuration1 = "1";
		num1 = num.getText().toString();}
		if (dataDuration == "เที่ยง"){
			dataDuration2 = "2";
		num2 = num.getText().toString();}
		if (dataDuration == "เย็น"){
			dataDuration3 = "3";
		num3 = num.getText().toString();}
		
	//อัพเดท	
		Button buttonUpdate = (Button)findViewById(R.id.btnupdate);
		buttonUpdate.setOnClickListener(new OnClickListener() {
			public void onClick(View v) {
		String day2 = edtday.getText().toString();
				
				if(num.length() != 0 ) {
					mDb.execSQL("UPDATE "+ DBTime.TABLE_data 
							+ " SET " + DBTime.day + "='" + day2
							+ "', " + DBTime.Duration1 + "='" + dataDuration1
							+ "', " + DBTime.Duration1Time + "='" + num1 
							+ "', " + DBTime.Duration2 + "='" + dataDuration2 
							+ "', " + DBTime.Duration2Time + "='" + num2 
							+ "', " + DBTime.Duration3 + "='" + dataDuration3 
							+ "', " + DBTime.Duration3Time + "='" + num3 							
							+ "' WHERE " + DBTime.day + "='" + sday + "'" 
							+ " AND " + DBTime.Duration1 + "='" + sDuration1 + "'"
							+ " AND " + DBTime.Duration1Time + "='" + sDuration1Time + "'" 
							+ " AND " + DBTime.Duration2 + "='" + sDuration2 + "'"
							+ " AND " + DBTime.Duration2Time + "='" + sDuration2Time + "'"
							+ " AND " + DBTime.Duration3 + "='" + sDuration3 + "'"
							+ " AND " + DBTime.Duration3Time + "='" + sDuration3Time + "';");

					Toast.makeText(getApplicationContext()
							,"เพิ่มเรียบร้อยแล้ว", Toast.LENGTH_SHORT).show();
					
					Intent newActivity = new Intent(UpdateData.this, Showdata.class);
					startActivity(newActivity);
					
					
				} else {
					Toast.makeText(getApplicationContext()
							,"กรุณาใส่เวลา", Toast.LENGTH_SHORT).show();
				}
			}
		});
		CC();
		
}	
	private void CC() {
		dataDuration1 = " ";
		dataDuration2 = " ";
		dataDuration3 = " ";
		num1 = " ";
		num2 = " ";
		num3 = " ";
	}

	// เช้า/เที่ยง/เย็น เรียกใช้ ************
		private void Duration() {
			pntDuration = (Spinner) findViewById(R.id.spinner1);

		}

		private void DurationSpinner() {
			ArrayList<String> strDuration = new ArrayList<String>();
			strDuration.add("เช้า");
			strDuration.add("เที่ยง");
			strDuration.add("เย็น");

			ArrayAdapter<String> varDuration = new ArrayAdapter<String>(this,
					android.R.layout.simple_spinner_item, strDuration);
			varDuration
					.setDropDownViewResource(android.R.layout.simple_spinner_item);

			pntDuration.setAdapter(varDuration);
		}
		
}

package com.projectDB.project;

import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.util.Log;

	public class DBTime extends SQLiteOpenHelper {
		

	   
		private static final int DATABASE_VERSION = 1;
		 
	    
	    private static final String DATABASE_NAME = "mydatabase";
	    private static final String TABLE_Time = "Time";
	    public static final String TABLE_data = "data";
	    
	    public static final String day = "day";
	    public static final String Duration1 = "Duration1";
	    public static final String Duration1Time = "Duration1Time";
	    public static final String Duration2 = "Duration2";
	    public static final String Duration2Time = "Duration2Time";
	    public static final String Duration3 = "Duration3";
	    public static final String Duration3Time = "Duration3Time";
	

		public DBTime(Context context) {
			super(context, DATABASE_NAME, null, DATABASE_VERSION);
		}

		@Override
		public void onCreate(SQLiteDatabase db) {
			db.execSQL("CREATE TABLE " + TABLE_Time + 
			          "(ID INTEGER PRIMARY KEY AUTOINCREMENT," +
			          " Morning1 TEXT(100)," +
			          " Morning2 TEXT(100)," +
			          " Morning3 TEXT(100)," +
			          " Morning4 TEXT(100));");
			
			db.execSQL("CREATE TABLE " + TABLE_data + 
			          "( ID INTEGER PRIMARY KEY AUTOINCREMENT ," +
			          " day TEXT(100)," +
			          " Duration1 TEXT(100)," +
			          " Duration1Time TEXT(100)," +
			          " Duration2 TEXT(100)," +
			          " Duration2Time TEXT(100)," +
			          " Duration3 TEXT(100)," +
			          " Duration3Time TEXT(100));");
		   
		    Log.d("CREATE TABLE","Create Table Successfully.");
		}

		// Select All Data
		public Cursor SelectAllData() {
			// TODO Auto-generated method stub
			
			 try {
				 SQLiteDatabase db;
				 db = this.getReadableDatabase(); // Read Data
					
				 String strSQL = "SELECT  ID As _id , * FROM " +TABLE_data ;
				 Cursor cursor = db.rawQuery(strSQL, null);
				 
				 return cursor;
					
			 } catch (Exception e) {
			    return null;
			 }

		}	
		
		
		
		public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
	        //พิมพ์ Log เพื่อให้เห็นว่ามีการ Upgrade Database
	        Log.w(DBTime.class.getName(),
	                "Upgread database version from version" + oldVersion + " to "
	                        + newVersion + ", which will destroy all old data");
	 
	        //ลบตาราง member ของเก่าทิ้ง
	        db.execSQL("DROP TABLE IF EXISTS Time");
	        db.execSQL("DROP TABLE IF EXISTS data");
	        onCreate(db);
	    }

	}