PCDE Migrate data solutions Practice Question
An organization is migrating an Oracle database to PostgreSQL on Compute Engine. They used Ora2Pg to migrate schema and data. After migration, they want to validate that stored procedures produce correct results. Which tool should they use for unit testing the migrated PL/pgSQL code?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
pgTAP
pgTAP is a popular unit testing framework for PostgreSQL that allows writing tests for stored procedures, functions, and other database objects. It is commonly used to validate migrated code.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
pgTAP
Why this is correct
pgTAP provides unit testing capabilities for PostgreSQL stored procedures.
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gcloud sql export
Why it's wrong here
This is for exporting Cloud SQL data, not for unit testing.
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pg_dump
Why it's wrong here
pg_dump is for backup/export, not testing.
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pglogical
Why it's wrong here
pglogical is for logical replication, not testing.
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