I'm not quite sure what it is but I get the same chart result as method 2
posted before. Maybe its some other bit of line code that might be
different from what I have to what you have. Could you attached the files
you have so I can compare them? I did also add that var option you
mentioned but it didn't help.
On Tuesday, October 16, 2012 10:16:00 AM UTC-7, asgallant wrote:
>
> I duplicated your table and ran the query, and Method 2 looked right to
> me. I had to make 1 small change to the SQL to make it run (but that could
> be a quirk of my MySQL install), and 1 change to the chart options. The
> SQL looked like this:
>
> SELECT
> foo.PsiBar,
> IF(prodPerct1 = 0, null, foo.prodPerct1) as prodPerct1,
> IF(prodPerct2 = 0, null, foo.prodPerct2) as prodPerct2,
> IF(prodPerct3 = 0, null, foo.prodPerct3) as prodPerct3
> FROM (
> SELECT
> PsiBar,
> SUM(IF(id_sample = 1, prodPerct, null)) AS prodPerct1,
> SUM(IF(id_sample = 2, prodPerct, null)) AS prodPerct2,
> SUM(IF(id_sample = 3, prodPerct, null)) AS prodPerct3
> FROM tbl_dilution
> GROUP BY PsiBar
> ) AS foo
>
> and I set the "interpolateNulls" chart option to true:
>
> var options = {
> title: 'Line Chart Test',
> interpolateNulls: true
> };
>
>
> On Tuesday, October 16, 2012 12:51:40 PM UTC-4, Jose wrote:
>>
>> I gave both a try and neither looked as it should. Method 2 displays the
>> chart as it did previous where it was plotting the null '0' values.
>>
>> On Monday, October 15, 2012 9:38:58 PM UTC-7, asgallant wrote:
>>>
>>> Hmmm...I can see two ways of handling that. One results in a messy
>>> DataTable, and will probably work; the other results in a cleaner
>>> DataTable, but might not work.
>>>
>>> Method 1: change the SQL statement to this:
>>> SELECT
>>> PsiBar,
>>> IF(id_sample = 1, prodPerct, null) AS prodPerct1,
>>> IF(id_sample = 2, prodPerct, null) AS prodPerct2,
>>> IF(id_sample = 3, prodPerct, null) AS prodPerct3
>>> FROM tbl_dilution
>>>
>>> removing the sums and the group by clause. This will result in more
>>> rows of data (with duplicate domain column entries) than necessary.
>>>
>>> Method 2: this will work only if 0 is not a valid value for your data
>>> points to have. Change the SQL to this:
>>>
>>>
>>> SELECT
>>> PsiBar,
>>> IF(prodPerct1 = 0, null, prodPerct1) as prodPerct1,
>>> IF(prodPerct2 = 0, null, prodPerct2) as prodPerct2,
>>> IF(prodPerct3 = 0, null, prodPerct3) as prodPerct3
>>> FROM (
>>> SELECT
>>> PsiBar,
>>> SUM(IF(id_sample = 1, prodPerct, null)) AS prodPerct1,
>>> SUM(IF(id_sample = 2, prodPerct, null)) AS prodPerct2,
>>> SUM(IF(id_sample = 3, prodPerct, null)) AS prodPerct3
>>> FROM tbl_dilution
>>> GROUP BY PsiBar
>>> ) AS foo
>>>
>>> which tests to see if the sum is 0, and if it is, sets the value to null
>>> instead. The DataTable will be cleaner, but it won't work if your values
>>> can be 0.
>>>
>>> On Monday, October 15, 2012 6:45:51 PM UTC-4, Jose wrote:
>>>>
>>>> asgallant, you are right, I am trying to get three lines plotted for
>>>> each 'id_sample'. Within each id group, there are 12 plot points.
>>>> I've tried the code you provided, thanks, but it appears to also plot
>>>> the null values '0' between each data point. How do I fix this?
>>>>
>>>> {"cols":[{"label":"PsiBar","type":"number"},{"label":"Series
>>>> 1","type":"number"},{"label":"Series 2","type":"number"},{"label":"Series
>>>> 3","type":"number"}],"rows":[{"c":[{"v":0.39},{"v":0.36},{"v":0},{"v":0}]},{"c":[{"v":0.5},{"v":0},{"v":0.26},{"v":0.11}]},{"c":[{"v":0.56},{"v":0.49},{"v":0.34},{"v":0}]},{"c":[{"v":0.57},{"v":0},{"v":0},{"v":0.16}]},{"c":[{"v":0.84},{"v":0.56},{"v":0.41},{"v":0.15}]},{"c":[{"v":1.01},{"v":0.62},{"v":0.42},{"v":0}]},{"c":[{"v":1.02},{"v":0},{"v":0},{"v":0.24}]},{"c":[{"v":1.3},{"v":0.66},{"v":0.49},{"v":0}]},{"c":[{"v":1.31},{"v":0},{"v":0},{"v":0.26}]},{"c":[{"v":1.45},{"v":0.66},{"v":0.5},{"v":0.27}]},{"c":[{"v":1.74},{"v":0},{"v":0.52},{"v":0}]},{"c":[{"v":1.75},{"v":0.68},{"v":0},{"v":0.28}]},{"c":[{"v":2.1},{"v":0},{"v":0},{"v":0.28}]},{"c":[{"v":2.11},{"v":0},{"v":0.52},{"v":0}]},{"c":[{"v":2.12},{"v":0.68},{"v":0},{"v":0}]},{"c":[{"v":2.57},{"v":0},{"v":0.49},{"v":0.27}]},{"c":[{"v":2.58},{"v":0.65},{"v":0},{"v":0}]},{"c":[{"v":3.07},{"v":0},{"v":0},{"v":0.25}]},{"c":[{"v":3.09},{"v":0.6},{"v":0.46},{"v":0}]},{"c":[{"v":3.56},{"v":0.56},{"v":0},{"v":0.23}]},{"c":[{"v":3.57},{"v":0},{"v":0.42},{"v":0}]},{"c":[{"v":4.23},{"v":0},{"v":0},{"v":0.21}]},{"c":[{"v":4.34},{"v":0},{"v":0.39},{"v":0}]},{"c":[{"v":4.36},{"v":0.51},{"v":0},{"v":0}]}]}
>>>>
>>>> Really appreciate your help on this!
>>>>
>>>> On Thursday, October 11, 2012 12:43:03 PM UTC-7, asgallant wrote:
>>>>>
>>>>> You're not charting 3 series there, you have 1 series. Looking at
>>>>> your SQL table, I would guess that you want to display one series for
>>>>> each
>>>>> sample id, right? If so, then you need to break out the "prodPerct"
>>>>> column
>>>>> into 3 different columns - 1 for each series. This is probably best
>>>>> achieved in SQL, maybe with a query like this:
>>>>>
>>>>> SELECT
>>>>> PsiBar,
>>>>> SUM(IF(id_sample = 1, prodPerct, null)) AS prodPerct1,
>>>>> SUM(IF(id_sample = 2, prodPerct, null)) AS prodPerct2,
>>>>> SUM(IF(id_sample = 3, prodPerct, null)) AS prodPerct3
>>>>> FROM tbl_dilution
>>>>> GROUP BY PsiBar
>>>>>
>>>>> and then use this to build the table:
>>>>>
>>>>> $table['cols'] = array(
>>>>> array('label' => 'PsiBar', 'type' => 'number'),
>>>>> array('label' => 'Series 1', 'type' => 'number')
>>>>> array('label' => 'Series 2', 'type' => 'number')
>>>>> array('label' => 'Series 3', 'type' => 'number')
>>>>> );
>>>>>
>>>>> $rows = array();
>>>>> while($r = mysql_fetch_assoc($sth)) {
>>>>> $temp = array();
>>>>> $temp[] = array('v' => (float) $r['psiBar']);
>>>>> $temp[] = array('v' => (float) $r['prodPerct1']);
>>>>> $temp[] = array('v' => (float) $r['prodPerct2']);
>>>>> $temp[] = array('v' => (float) $r['prodPerct3']);
>>>>> $rows[] = array('c' => $temp);
>>>>> }
>>>>>
>>>>> On Thursday, October 11, 2012 12:50:04 PM UTC-4, Jose wrote:
>>>>>>
>>>>>> Hi asgallant,
>>>>>>
>>>>>> Seeing Diana's example, I tried doing something similar with a Line
>>>>>> graph but it's not coming out as I'd like.
>>>>>> It displays the three series but links them all together instead of
>>>>>> individually displaying them (lineChart.jpg).
>>>>>> What I'm trying to achieve, is something similar to how it's
>>>>>> displayed in Excel (chart_xls.jpg).
>>>>>> If you could help me in the right direction, I'd appreciate it alot
>>>>>> as I have been trying various things and the outcome
>>>>>> isn't what I'm expecting.
>>>>>>
>>>>>> José
>>>>>>
>>>>>> On Wednesday, September 26, 2012 10:11:01 AM UTC-7, asgallant wrote:
>>>>>>>
>>>>>>> What is throwing that error message? Is it PHP?
>>>>>>>
>>>>>>> You will have to adjust the data types to the type of data you are
>>>>>>> using, so if your first column isn't type string, you need to change it
>>>>>>> to
>>>>>>> something else in the column definitions (this goes for all columns -
>>>>>>> types
>>>>>>> must always match). Also, the (string) typecasting in this line:
>>>>>>>
>>>>>>> $temp[] = array('v' => (string) $r['PLACA']);
>>>>>>>
>>>>>>> is probably not necessary, unless you have a non-string data type
>>>>>>> that you need to specifically convert into a string.
>>>>>>>
>>>>>>> If you can post a link to the page, I can help debug things on the
>>>>>>> javascript end, if it turns out that is where the problem is.
>>>>>>>
>>>>>>> On Wednesday, September 26, 2012 4:47:20 AM UTC-4, Barbara Gerstl
>>>>>>> wrote:
>>>>>>>>
>>>>>>>> That is what I did... but, when opening goochart2.html, the result
>>>>>>>> is the Error-Massage "string".
>>>>>>>> I think, it has something to do with the field settings of the
>>>>>>>> columns. Do you have any tipps?
>>>>>>>>
>>>>>>>> Thank you!
>>>>>>>>
>>>>>>>>
>>>>>>>> Am Montag, 24. September 2012 19:26:26 UTC+2 schrieb asgallant:
>>>>>>>>>
>>>>>>>>> You can extrapolate from the code that the table has 6 columns:
>>>>>>>>> PLACA, S1, S2, S3, S4, S5.
>>>>>>>>>
>>>>>>>>> On Monday, September 24, 2012 10:15:44 AM UTC-4, Barbara Gerstl
>>>>>>>>> wrote:
>>>>>>>>>>
>>>>>>>>>> Hello Diana!
>>>>>>>>>>
>>>>>>>>>> Thank you very much for showing the whole process on how to
>>>>>>>>>> combine Google Graph API with a MySQL-Database. That is exactly what
>>>>>>>>>> I am
>>>>>>>>>> looking for.
>>>>>>>>>>
>>>>>>>>>> I tried to rebuild your example and I am having problems with the
>>>>>>>>>> structure of the database/field settings. Can you show me structure
>>>>>>>>>> and
>>>>>>>>>> field settings of the table "bd_salidas"?
>>>>>>>>>>
>>>>>>>>>> Thank you for your answer.
>>>>>>>>>> Barbara
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> Am Mittwoch, 5. September 2012 21:56:35 UTC+2 schrieb Diana
>>>>>>>>>> Flores:
>>>>>>>>>>>
>>>>>>>>>>> yeaaaaaaahhhHHHH!!!!, we did it!!!!!!!!!!!!!. well at first i
>>>>>>>>>>> tried the .DataTable(jsonData); but it gave me errors but i put
>>>>>>>>>>> the
>>>>>>>>>>> JSON.parse(jsonData)); and it works!!!!!!!!!!!!!!!!!!....im so
>>>>>>>>>>> happy!!! i
>>>>>>>>>>> will attach the files in case someone has the same
>>>>>>>>>>> problem!!!!!!!!....really really grateful, cause with your help i
>>>>>>>>>>> learned a
>>>>>>>>>>> lot of things!!!!....one month ago I was "what its php or
>>>>>>>>>>> mysql....JSON
>>>>>>>>>>> O_O???" i think its a lot, but thanks!!!!
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
--
You received this message because you are subscribed to the Google Groups
"Google Visualization API" group.
To view this discussion on the web visit
https://groups.google.com/d/msg/google-visualization-api/-/JxA5skstAnMJ.
To post to this group, send email to [email protected].
To unsubscribe from this group, send email to
[email protected].
For more options, visit this group at
http://groups.google.com/group/google-visualization-api?hl=en.
