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CSA · Question #444

What does ServiceNow recommend as a best practice regarding data imports?

The correct answer is D. Plan time before your import to remove obsolete or inaccurate data. ServiceNow best practice recommends planning time before an import to cleanse the source data - removing obsolete, duplicate, or inaccurate records (D). This prevents bad data from polluting the target tables and the CMDB. Adjusting transform maps after data is already loaded…

Submitted by valeria.br· Apr 18, 2026Introduction to Development and Data Migration

Question

What does ServiceNow recommend as a best practice regarding data imports?

Options

  • AAdjust your Transform maps, after the data is loaded into the target table.
  • BUse extremely large Import Sets, instead of multiple large Import Sets.
  • CCreate a new Import set table for each new data load.
  • DPlan time before your import to remove obsolete or inaccurate data.

How the community answered

(28 responses)
  • B
    4% (1)
  • C
    7% (2)
  • D
    89% (25)

Explanation

ServiceNow best practice recommends planning time before an import to cleanse the source data - removing obsolete, duplicate, or inaccurate records (D). This prevents bad data from polluting the target tables and the CMDB. Adjusting transform maps after data is already loaded (A) is reactive and error-prone. Using extremely large single Import Sets (B) is discouraged because smaller, manageable sets are easier to troubleshoot and reprocess. Creating a new Import Set table for every data load (C) is unnecessary and creates table sprawl - reusing existing staging tables is preferred.

Topics

#Data Import#Best Practices#Data Quality#Data Preparation

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