Using the Fields Control - 23.1

Spectrum Dataflow Designer Guide

Version
23.1
Language
English
Product name
Spectrum Technology Platform
Title
Spectrum Dataflow Designer Guide
Copyright
2024
First publish date
2007
Last updated
2024-10-11
Published on
2024-10-11T22:55:47.128293

The Fields control allows you to change input and output field types. You can change field types from within this control by clicking the drop-down arrow in the Type column and selecting from the list, which includes these options:

boolean

A logical type with two values: true and false. Boolean variables can be used in conditional statements to control flow. The code sample, below, shows a Boolean expression:

if(x && y)
     z=1;
  else if(x)
     z=2;
  else if(y)
     z=3;
  else
     z=4;
double
A numeric data type that contains both negative and positive double precision numbers between 2-1074 and (2-2-52)×21023. In E notation, the range of values is -1.79769313486232E+308 to 1.79769313486232E+308.
float
A numeric data type that contains both negative and positive single precision numbers between 2-149 and (2-223)×2127. In E notation, the range of values -3.402823E+38 to 3.402823E+38.
integer
A numeric data type that contains both negative and positive whole numbers between -231 (-2,147,483,648) and 231-1 (2,147,483,647).
long
A numeric data type that contains both negative and positive whole numbers between -263 (-9,223,372,036,854,775,808) and 263-1 (9,223,372,036,854,775,807).