In this paper, we offer a segmented query executive plan which is based on bushytree model.
该文以丛生树模型为基础，提出了一种片段式查询执行计划。
2
The night coming on, I climbed into a thick, bushytree to sleep, not knowing but that there might be ravenous beasts there.
夜到来，我钻进了厚厚，浓密的树睡觉，不知道，但有可能有贪婪的野兽。
3
The methods of chromosome coding on left-deep join tree and bushy join tree are showed by query instances, and further other seven parameters of basic genetic algorithms are determined by t…