▪ Overview of The SQL Query Language ▪ SQL Data Definition ▪ Basic Query Structure of SQL Queries ▪ Additional Basic Operations ▪ Set Operations ▪ Null Values ▪ Aggregate Functions ▪ Nested Subqueries ▪ Modification of the Database
Overview of The SQL Query Language Data Definition Basic Query Structure Additional Basic Operations Set Operations Null Values Aggregate Functions Nested Subqueries Modification of the Database
绪论 Introduction 神经系统损害的临床表现 脑神经 Cranial nerves 语言障碍 Disorders of Language 失语症 aphasia 意识障碍 Disorders of Consciousness 眩晕 vertigo 运动系统 Motor system 感觉障碍 Disorders of Sensation 反射 Reflex 神经系统疾病病史采集