PCDE Migrate data solutions Practice Question
A company is migrating an Oracle database to Cloud SQL for PostgreSQL. They have a table with a column defined as NUMBER(10,2). To maintain data integrity, what should be the corresponding PostgreSQL data type?
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
✓
NUMERIC(10,2)
NUMBER(10,2) represents a decimal number with 10 digits total and 2 after decimal; NUMERIC(10,2) is the equivalent in PostgreSQL.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
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FLOAT
Why it's wrong here
FLOAT is approximate, not exact numeric.
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NUMERIC(10,2)
Why this is correct
NUMERIC(10,2) matches the precision and scale of NUMBER(10,2).
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INTEGER
Why it's wrong here
INTEGER cannot store decimal places.
- ✗
DECIMAL(10,0)
Why it's wrong here
Scale 0 discards decimal places.
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