Python是面向对象的高级编程语言,和Java一样是全栈式语言,Python的复杂度、广度、应用深度远远要比SQL高。如果用来处理数据,除了python语法,你可能还要学习Pandas、Numpy、Sklearn...等第三方库,其中很多库的学习文档都要比Python文档内容多。 Pandas的语法和SQL有些像,同样是用来做数据ETL,比如groupby分组聚合、join连...
Codecademy：这是一个在线编程学习平台，提供 Python 和 SQL 等多种编程语言的免费课程，包括基础语法和...
Grow your data skills with DataCamp for Mobile Make progress on the go with our mobile courses and daily 5-minute coding challenges. Learn Learn PythonLearn AILearn Power BILearn Data EngineeringAssessmentsCareer TracksSkill TracksCoursesData Science Roadmap Data Courses Python CoursesR CoursesSQL ...
primary_key=True, autoincrement=True) name = Column(String(10), nullable=False, comment="姓名") stuno = Column(String(10), nullable=False, comment="学号") # 使用relationship()定义多对多关系 courses = relationship("Course", secondary="t_student_course", back_populates="students", lazy='...
9. Databases and SQL for Data Science with Python by IBM (Coursera) 10. SQL – MySQL for Data Analytics and Business Intelligence (Udemy) 11. Free SQL Courses Online (edX) 12. SQL for Data Analysis: Weekender Crash Course for Beginners (Udemy) ...
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Object-Relational Mapping (ORM): Simplify database interactions in programming languages like Python or Java. Open Database Connectivity (ODBC): Establish secure connections between applications and databases. Applications of SQL SQL is integral in various industries due to its versatility: Supports clien...
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Noble Desktop offers a variety of courses in SQL, Python, and R as well as Microsoft Power BI, providing learners with the opportunity to study and deepen skills in a hands-on, supportive environment. For those in data-driven professions, one of the most valuable skills you can have under...