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PYSPARK โ€ข LESSON 290

Scenario: Enterprise Master Data Golden Record Creation

How can we merge disparate customer records across Salesforce, Stripe, and Zendesk to create a single Golden Record?

Productionโฑ 3 Minutesโญ 890 XP
๐Ÿค” THE QUESTION

How can we merge disparate customer records across Salesforce, Stripe, and Zendesk to create a single Golden Record?

๐Ÿ’ก WHAT IS IT?

Using coalesce() across prioritized source columns merges attributes to construct the most complete entity record.

๐ŸŽฏ WHAT IS IT USED FOR?

Master Data Management (MDM) platforms resolving fragmented customer profiles into canonical entities.

๐Ÿ’ป EXAMPLE
df_golden = df_merged.withColumn("canonical_name", coalesce(col("salesforce_name"), col("stripe_name"), col("zendesk_name"))).withColumn("canonical_email", coalesce(col("stripe_email"), col("salesforce_email"), col("zendesk_email")))

๐ŸŽฏ Mission Objectives

Practice typing production-grade PySpark code for Scenario: Enterprise Master Data Golden Record Creation.

  • โœ“ Golden record creation
  • โœ“ Prioritized coalesce() across systems
  • โœ“ Enterprise MDM consolidation