Google Cloud Professional Cloud Database Engineer PCDBE — Topic 1 Question 144

Question

You are migrating an on-premises database to Spanner. There are a few tables, each with a few hundred records that do not have a primary key on the source database. You need to migrate all of the tables over to the news database while avoiding hot-spotting issues. What should you do?

Accepted Answer

Correct answer: B. The correct answer is B. Option B: Use the GENERATE_UUID() function to generate universally unique identifier (UUID) values with the STRING(36) data type when you do the migration.

Google Cloud Professional Cloud Database Engineer PCDBE — Question 144