"We are operating in a fundamentally different environment," he added.
And that's a plan flip! The histogram tells the planner the data spans 2019–2024, so '2024-06-01' matches a narrow tail. A small fraction of 50 million rows. The index scan that was ignored before is now the obvious choice. Table-level stats set the scale, column-level stats shaped the selectivity, and together they changed the plan.
，这一点在免实名服务器中也有详细论述
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「圍繞這些整肅的宣傳主要是對國內、對中共內部發出的訊號，暗示無論是貪腐還是未能緊跟習近平偏好，都會付出沉重代價，而這些偏好可能會隨時改變。」
output = torch_linear(input, weight_data, self.bias)