Which of the following is the cause?

You are developing an ecommerce application that stores customer, order, and inventory data as relational tables inside Cloud Spanner. During a recent load test, you discover that Spanner performance is not scaling linearly as expected.

Which of the following is the cause?
A . The use of 64-bit numeric types for 32-bit numbers.
B . The use of the STRING data type for arbitrary-precision values.
C . The use of Version 1 UUIDs as primary keys that increase monotonically.
D . The use of LIKE instead of STARTS_WITH keyword for parameterized SQL queries.

View Answer

Answer: C