I used your code exactly as it appears in the files you posted, except for
the modifications mentioned. I didn't save a copy, though, so I can't post
them back. I'll see if I can duplicate it later today.
On Wednesday, October 17, 2012 10:11:01 AM UTC-4, Jose wrote:
>
> Asgallant, I tried it again and still the same results, although I did add
> that var option but it didn't help. I'm wondering if its something else in
> your scripts/code that is different than mine. If you could post those,
> that would be great.
> As another non sufficient way, could three separate SQL calls be made then
> plot the results onto the same chart?
>
> 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/-/r0qD_5EiZb0J.
To post to this group, send email to google-visualization-api@googlegroups.com.
To unsubscribe from this group, send email to
google-visualization-api+unsubscr...@googlegroups.com.
For more options, visit this group at
http://groups.google.com/group/google-visualization-api?hl=en.
