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Anonymous
Not applicable

Transform a value in a field to its own field

hi

What i want to do is take the set value of 'product' which is in the 'Field(s)' column and use this to create a new column called 'product' and populate the  'Values' for this against every set 'Identifier'

Example here is how my current data looks :-

     

DateS.NoIdentifierClient1Client2Field(s)Value(s)
9/1/201831identifier 1DaveAlfTimeT10:44:21Z
9/1/201831identifier 1DaveAlfclient 1Dave
9/1/201831identifier 1DaveAlfclient 2Alf
9/1/201831identifier 1DaveAlfcountryGermany
9/1/201831identifier 1DaveAlfproductOranges
9/1/201832identifier 2FredSamTimeT10:44:21Z
9/1/201832identifier 2FredSamclient 1Dave
9/1/201832identifier 2FredSamclient 2Alf
9/1/201832identifier 2FredSamcountryGermany
9/1/201832identifier 2FredSamproductApples
9/1/201833identifier 3WayneColinTimeT10:44:21Z
9/1/201833identifier 3WayneColinclient 1Dave
9/1/201833identifier 3WayneColinclient 2Alf
9/1/201833identifier 3WayneColincountryGermany
9/1/201833identifier 3WayneColinproductPears
9/1/201834identifier 4DaveAlfTimeT10:44:21Z
9/1/201834identifier 4DaveAlfclient 1Dave
9/1/201834identifier 4DaveAlfclient 2Alf
9/1/201834identifier 4DaveAlfcountryGermany
9/1/201834identifier 4DaveAlfproductPears

I want to take the value of 'Product' in the 'Fields' column and with its value create a new column BUT ensure it is applied for each Identifier linked to that (it would almost be like Transposing just those two columns) It should therefore end up looking like this

   

DateS.NoIdentifierClient1Client2Field(s)Value(s)Product
9/1/201831identifier 1DaveAlfTimeT10:44:21ZOranges
9/1/201831identifier 1DaveAlfclient 1DaveOranges
9/1/201831identifier 1DaveAlfclient 2AlfOranges
9/1/201831identifier 1DaveAlfcountryGermanyOranges
9/1/201831identifier 1DaveAlfproductOrangesOranges
9/1/201832identifier 2FredSamTimeT10:44:21ZApples
9/1/201832identifier 2FredSamclient 1DaveApples
9/1/201832identifier 2FredSamclient 2AlfApples
9/1/201832identifier 2FredSamcountryGermanyApples
9/1/201832identifier 2FredSamproductApplesApples
9/1/201833identifier 3WayneColinTimeT10:44:21ZPears
9/1/201833identifier 3WayneColinclient 1DavePears
9/1/201833identifier 3WayneColinclient 2AlfPears
9/1/201833identifier 3WayneColincountryGermanyPears
9/1/201833identifier 3WayneColinproductPearsPears
9/1/201834identifier 4DaveAlfTimeT10:44:21ZPears
9/1/201834identifier 4DaveAlfclient 1DavePears
9/1/201834identifier 4DaveAlfclient 2AlfPears
9/1/201834identifier 4DaveAlfcountryGermanyPears
9/1/201834identifier 4DaveAlfproductPearsPears


Its important to view this as not each line is a seperate line item BUT every 5 lines are related to 1 item

Also not sure if its important to note that the values in 'Field(s)' WILL remain static all other fields are going to be changeable

any help gratefully received

thanks

18 Replies
rajivmeher
Creator
Creator

Hi jfreeman

Thanks for your feedback. Will it be possible to share sample QVW file?

Alternatively, please try to store the mapping data to a qlikview table and than try to apply map from that. For example:

Value_Map_Stage:

SQL

select      Identifier,

               [Value(s)]

From      Table

Where      [Field(s)] = 'product';

Value_Map:

Mapping LOAD

select           Identifier,

                    [Value(s)]

RESIDENT      Value_Map_Stage;

Table:

LOAD*,

ApplyMap('Value_Map',Identifier, NULL()) as PRODUCT;

SQL

Select *

from Table;

DROP TABLE Value_Map_Stage;

Regards

Rajiv.

Anonymous
Not applicable
Author

apologies but i do not see a file attached?

Anonymous
Not applicable
Author

hi Rajiv when i try this one i get the following error :-

ODBC connection failed

Value_Map_Stage:

SQL

select      Identifier,

               [Value(s)]

From      Table

Where      [Field(s)] = 'product'

Unfortunately i can not attach the QV files for some reason (could be to do with permission rights at work!)  this is the scripts for both of your recommendations though :-

Value_Map_Stage:

SQL

select      Identifier,

               [Value(s)]

From      Table

Where      [Field(s)] = 'product';

Value_Map:

Mapping LOAD

select           Identifier,

                    [Value(s)]

RESIDENT      Value_Map_Stage;

Table:

LOAD*,

ApplyMap('Value_Map',Identifier, NULL()) as PRODUCT

FROM

(ooxml, embedded labels, table is Sheet1);

SQL

Select *

from Table;

DROP TABLE Value_Map_Stage;

And the other script suggested

Value_Map:

MAPPING LOAD*,

SQL

SELECT Identifier,

Value

FROM TABLE

WHERE Field = 'product';

TABLE:

LOAD *,

APPLYMAP('Value_Map', Identifier, NULL()) AS Product

FROM

(ooxml, embedded labels, table is Sheet1);

SQL

SELECT *

FROM TABLE;

rajivmeher
Creator
Creator

Hi

What is the data source you are trying to access? Is it a excel file? If yes, please try the following:

Value_Map:

Mapping      LOAD

select           Identifier,

                    [Value(s)]

FROM

(ooxml, embedded labels, table is Sheet1)

WHERE [Field(s)] = 'product';

TestTable:

LOAD *,

ApplyMap('Value_Map',Identifier, NULL()) as PRODUCT

FROM

(ooxml, embedded labels, table is Sheet1);

DROP TABLE Value_Map;


Regards

Rajiv.

trdandamudi
Master II
Master II

You should see outside your Inbox. Don't open this thread from within your Inbox then you will not see the file.

Anonymous
Not applicable
Author

thanks Rajiv but it still does not like the command of 'select' after Mapping LOAD, it advises its a syntax error :-

Syntax error, missing/misplaced FROM:

Value_Map:

Mapping      LOAD

select           Identifier,

                    [Value(s)]

FROM

(ooxml, embedded labels, table is Sheet1)

WHERE [Field(s)] = 'product'

Value_Map:

Mapping      LOAD

select           Identifier,

                    [Value(s)]

FROM

(ooxml, embedded labels, table is Sheet1)

WHERE [Field(s)] = 'product'

Anonymous
Not applicable
Author

thanks Thirumala i understand and can see your attachment now. I see that you have got it working. One question though i normally like to load the data in via Input Box. after the square bracket for the Inline is that where i would ad my $ and name to link it to my Input Box or is there a better way to do this? Apologies ive never used Inline before as a statement and have appreciated yours and Rajivs persistence in getting me through this!!

Anonymous
Not applicable
Author

I am pleased to announce i have done it. It was more to do with placement in my initial script logic but i couldnt have done this with out everyones input! thank you so much to everyones input, time and perseverance on this!!!

rajivmeher
Creator
Creator

Hi jfreeman

Sorry for the silly mistake. It was a copy paste mistake. Please see the query below with the fix.

Value_Map:

Mapping      LOAD DISTINCT

                    Identifier,

                    [Value(s)]

FROM

(ooxml, embedded labels, table is Sheet1)

WHERE [Field(s)] = 'product';

TestTable:

LOAD           *,

                    ApplyMap('Value_Map',Identifier, NULL()) as PRODUCT

FROM

(ooxml, embedded labels, table is Sheet1);

DROP TABLE Value_Map;