File Iterator Overview

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Questions and Answers

How can users loop over matching files using the File Iterator component?

  • By attaching the iterator to another component with a red output connector
  • By selecting the input data type
  • By running the attached component once for each file found (correct)
  • By using special characters in the input data URL field

What is mapped into environment variables by the File Iterator component?

  • Iterated components
  • Special characters
  • Filenames and path names (correct)
  • Component properties

How can the File Iterator be detached from an attached component?

  • By renaming the attached component
  • By using the blue output connector (correct)
  • By deleting the component
  • By disconnecting from the FTP server

Why might a user need to put multiple components into a separate orchestration or transformation job when using the File Iterator?

<p>To run an entire ETL flow multiple times, once for each row of variable values (C)</p> Signup and view all the answers

What is the maximum number of iterations allowed for all iterator components?

<p>5000 (B)</p> Signup and view all the answers

Which type of data storage systems can be selected as the Input Data Type for the File Iterator component?

<p>Cloud Storage and SFTP (A)</p> Signup and view all the answers

What does the 'Record Values In Task History' setting control?

<p>Whether to record iteration values in the Matillion ETL Task History (A)</p> Signup and view all the answers

When should the 'Stop On Condition' setting be set to 'Yes'?

<p>To stop the iteration based on a specified condition (C)</p> Signup and view all the answers

What is the difference between the 'Simple' and 'Advanced' modes in the 'Mode' setting?

<p>'Simple' mode uses a no-code UI, while 'Advanced' mode requires writing the condition in JavaScript (A)</p> Signup and view all the answers

In the 'Simple' mode, what does the 'Qualifier' setting do?

<p>It reverses the effect of the comparison (e.g., 'Equals' becomes 'Not equals') (D)</p> Signup and view all the answers

What does the 'Combine Conditions' setting control?

<p>How the defined conditions are combined (using 'And' or 'Or') (C)</p> Signup and view all the answers

Which of the following values can be exported as a variable from this component?

<p>The number of iterations that were attempted (A)</p> Signup and view all the answers

What property is only available when the Input Data Type is set to SFTP?

<p>SFTP Key (B)</p> Signup and view all the answers

Which property allows the consideration of files in subdirectories when searching for files?

<p>Recursive (A)</p> Signup and view all the answers

What defines that the URL path is relative to the user's home directory?

<p>Set Home Directory as Root (C)</p> Signup and view all the answers

Which property controls whether the attached component runs immediately after a failure?

<p>Break on Failure (B)</p> Signup and view all the answers

What is the purpose of the Filter Regex property in the context described?

<p>To test against each candidate file's full path using regular expressions (C)</p> Signup and view all the answers

In what scenario would you need to set Recursive to Yes according to the text?

<p>When looking within a specific folder structure provided by Filter Regex (C)</p> Signup and view all the answers

What is required for iterations to run concurrently according to the text?

<p>&quot;Variables to Iterate&quot; to be defined as copied variables (D)</p> Signup and view all the answers

Which property formats the Last Modified date as ISO8601 with a UTC indicator?

<p>&quot;File Attribute&quot; (C)</p> Signup and view all the answers

'Designates that the URL path is from the server root' applies to which property?

<p>&quot;Set Home Directory as Root&quot; (D)</p> Signup and view all the answers

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