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Enhancement
In vectorized operators, such as Hash Group By, there are many scenarios where fixed-length data batches are being hashed in bulk. In such cases, we can use SIMD to optimize.
In particular, the Q36 query in clickbench will benefit from the enhancement.
SELECT/*+ CB_Q36 parallel(64) */ ClientIP, ClientIP -1, ClientIP -2, ClientIP -3, COUNT(*) AS c FROM hits GROUP BY ClientIP, ClientIP -1, ClientIP -2, ClientIP -3ORDER BY c DESCLIMIT10;
The text was updated successfully, but these errors were encountered:
Enhancement
In vectorized operators, such as Hash Group By, there are many scenarios where fixed-length data batches are being hashed in bulk. In such cases, we can use SIMD to optimize.
In particular, the Q36 query in clickbench will benefit from the enhancement.
The text was updated successfully, but these errors were encountered: