相似文献/References:
[1]王振新,王能斌.分布式数据库中关系运算结果大小的估计[J].东南大学学报(自然科学版),1988,18(4):43.[doi:10.3969/j.issn.1001-0505.1988.04.006]
Wang Zhenxin Wang Nengbin(Department of Computer Science and Engineering).Size Estimation of the Relations Resulting from Relational Operations in a Distributed Data Base System[J].Journal of Southeast University (Natural Science Edition),1988,18(4):43.[doi:10.3969/j.issn.1001-0505.1988.04.006]
[2]丁伟,龚俭.从关系模式到网状模式[J].东南大学学报(自然科学版),1987,17(6):37.[doi:10.3969/j.issn.1001-0505.1987.06.004]
Ding Wei Gong Jian (Department of Computer Science and Engineering).A Conversion from Relational Model to Network Model[J].Journal of Southeast University (Natural Science Edition),1987,17(4):37.[doi:10.3969/j.issn.1001-0505.1987.06.004]