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目录
数据库系统··········································································1
第一章绪论········································································1
第一节数据库系统概述·······························································1
第二节数据模型·········································································9
第三节数据库系统结构·····························································29
第二章关系数据库·····························································34
第一节关系数据结构及形式化定义··············································34
第二节关系操作和关系完整性····················································38
第三节关系代数·······································································41
第三章关系数据库标准语言·················································52
第一节SQL的基本概述·····························································52
第二节数据定义语言································································58
第三节数据查询语言································································69
第四节数据更新语言································································84
第四章数据库的安全性·······················································89
第一节计算机安全性概述··························································89
第二节数据库安全性控制··························································93
第三节数据库安全机制····························································100
第五章数据完整性····························································103
第一节实体完整性··································································103
第二节参照完整性··································································106
第三节用户定义完整性····························································109
第四节触发器·········································································113
第六章关系数据理论·························································117
第一
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本人已从事浙江省工程咨询5年，对浙江省内工程信息非常熟悉，可获取新建工程相关联系人、设计院、业主等关键信息。另外从事楼宇自控专业已10年，考取了一建二建等资格证书，有关考试方面的问题（考试心得、方法、学习资料等）都欢饮来咨询交流。
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