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My ideas: Custom Expressions

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Add ability to reference already created values that are defined in a custom expression

Being able to reference already created values that are defined in a custom expression. For example you might use the below custom expression code. I will create an average voltage and standard deviation voltage variables for my typical process. I...
over 1 year ago in Spotfire / Custom Expressions 0 Future Consideration

Allow OVER functions to access multiple aggregations and allow multiple OVERs per Custom Expression

Currently the OVER function is, frankly pretty poorly implemented for anyone wanting to do data analysis that's not time series data. OVER functions should be able to access aggregations in parenthesis. For example, if I wanted to calculate the av...
over 1 year ago in Spotfire / Custom Expressions 0 Future Consideration

calculate over all periods of detail levels

Lets say we have a hierarchy of Year.Month, we want to calculate sum on all the same months (e.g. March) of each year. ParallelPeriod() can only calculate on the same month of previous year.
over 1 year ago in Spotfire / Custom Expressions 0 Future Consideration

Favorite registration and Export/Import functions for saving time to create same expression

I need favorite registration and Export/Import functions for saving time to create same expression. Often the same calculation new column is created and applied to several different analyses. In this case, the history function "Recent expressions"...
over 1 year ago in Spotfire / Custom Expressions 0 Future Consideration

Enhancement : "Insert column from external data” option doesn’t work when having 2 ondemand information link on same property control and column from one information link is inserted into another IL.

Enhancement : "Insert column from external data” option doesn’t work when having 2 ondemand information link on same property control and column from one information link is inserted into another IL. Problem description (Steps to reproduce): 1. Cr...
over 8 years ago in Spotfire / Custom Expressions 0 Future Consideration

Add DataTable from existing plots of table types

Want to be able to add new datatables directly from the Statistics Table of Box Plot, Summarytable and Crosstable.
over 8 years ago in Spotfire / Custom Expressions 0 Future Consideration

Lastperiods() with negative period numbers

Hi, The lastperiods function can only accept positive first parameter (which indicates the number of periods to include in the calc (as opposed to the previousperiod function which can take negative arguments). if you tried to use this function in...
over 7 years ago in Spotfire / Custom Expressions 1 Future Consideration

add function to convert integer to ascii character and vice versa

Please add function to convert integer to ascii character and vice versa. Currently we use expression like below to do so, it's ugly & slow and can not cover all ascii chars. case when ([val]>=48) and ([val]<=57) then string([val] - 48) ...
almost 2 years ago in Spotfire / Custom Expressions 1 Future Consideration

Exclude Columns Transformation: Honor Exclusions Even When Data Type Changes

I want the exclude columns transformation to honor my request when I exclude column(s). I do not care if the data type changes. If I want the column excluded, then I do not want it in my data tables -- unless I specifically allow it. At the moment...
almost 2 years ago in Spotfire / Custom Expressions / User Experience 0 Future Consideration

IFERROR Function

Adding a IFERROR function (similar to the one in Excel). This helps when analyzing data and prevent dividing by zero issue.
almost 2 years ago in Spotfire / Custom Expressions 0 Future Consideration