Câu 28: C2090-560: PureData System for Analytics v7.1

The DBA created and loaded the table CUSTOMER as follows: Please refer to the excerpt (highlighted in bold) of a successful query execution plan which used the CUSTOMER table. Which of the following statements is TRUE?

1. A. The FPGA cannot restrict columns declared as CHAR(7)
2. B. The FPGA can only restrict columns which are distribution columns — đáp án hiện tại
3. C. The FPGA can directly compute the result of the table predicate while reading the rows
4. D. The FPGA cannot compute the result of the table predicate for varying character columns