Inside SQL Tables Understanding Arity & Cardinality #sql #sqltutorial #sqlcommands
1:20
YouTubeGate Smashers
Inside SQL Tables Understanding Arity & Cardinality #sql #sqltutorial #sqlcommands
In this quick SQL tutorial, learn how structured data fits into a relational model—the table. We explain how columns (attributes) and rows (tuples) make up a table, and why tables are called relations in RDBMS. Using a simple student table example, we clarify key terms such as arity (number of columns) and cardinality (number of rows ...
已浏览 2.1万 次4 天之前
SQL Basics
All SQL Fundamentals Explained in 10 Minutes | Learn SQL Basics for Beginners | SQL Crash Course
10:55
All SQL Fundamentals Explained in 10 Minutes | Learn SQL Basics for Beginners | SQL Crash Course
YouTubeLearn with Whiteboard
已浏览 32.8万 次2023年7月29日
SQL Tutorial for Beginners
44:57
SQL Tutorial for Beginners
YouTubeKevin Stratvert
已浏览 275.8万 次2022年3月22日
SQL Tutorial - Full Database Course for Beginners
4:20:39
SQL Tutorial - Full Database Course for Beginners
YouTubefreeCodeCamp.org
已浏览 2023.7万 次2018年7月2日
热门视频
MongoDB vs PostgreSQL in 60 Seconds
1:26
MongoDB vs PostgreSQL in 60 Seconds
YouTubeSimplilearn
已浏览 7869 次5 天之前
Data Science Course (2026) | Learn Data Science Full Course FREE | Intellipaat
10:30:36
Data Science Course (2026) | Learn Data Science Full Course FREE | Intellipaat
YouTubeIntellipaat
已浏览 4334 次1 天前
Power BI Full Course 2026 | Power BI Tutorial for Beginners | Power BI Training | Simplilearn
4:42:27
Power BI Full Course 2026 | Power BI Tutorial for Beginners | Power BI Training | Simplilearn
YouTubeSimplilearn
已浏览 6799 次2 天之前
SQL Joins
SQL JOINS Tutorial for beginners | Practice SQL Queries using JOINS - Part 1
35:23
SQL JOINS Tutorial for beginners | Practice SQL Queries using JOINS - Part 1
YouTubetechTFQ
已浏览 139.4万 次2022年1月6日
SQL Joins Explained |¦| Joins in SQL |¦| SQL Tutorial
10:26
SQL Joins Explained |¦| Joins in SQL |¦| SQL Tutorial
YouTubeSocratica
已浏览 87.7万 次2019年3月25日
Learn MySQL joins in 5 minutes!
5:04
Learn MySQL joins in 5 minutes!
YouTubeBro Code
已浏览 79.1万 次2022年10月30日