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doris/regression-test/data
minghong 64e9eab0dd [fix](nereids)update Agg stats estimation #21300
Agg stats estimation should use the biggest groupby key's NDV as base, and multiply expansion factor, which is calculated by other groupby key' ndv.
Before, we use the smallest ndv as base
2023-06-29 16:37:05 +08:00
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