H13-921_V1.5 試験問題を無料オンラインアクセス

GaussDB (for MySQL) supports compute node bidirectional scaling: vertical (1 write, 15 reads) and horizontal (elastic online scaling, pay-as-you-go).

• A.True
• B.False

In Cloud DBA's performance module, "Slow SQL" includes which functions?

• A.Slow log details
• B.Slow log statistics
• C.Slow log trend
• D.Slow log description

User sessions correspond to user connection threads - one session equals one connection thread.

• A.True
• B.False

Huawei Cloud's recycle bin policy is enabled by default and cannot be turned off. What is the default retention period in days?

• A.3
• B.1
• C.4
• D.2

Which window function generates a ranking within groups, where the same value gets the same rank?

• A.RANK()
• B.PERCENT_RANK()
• C.ROW_NUMBER()
• D.DENS