我看着屏幕苦笑，数据分析岗位现在的热门程度如果要形容的话，基本就是随便抓一个微博网友都知道这个岗位了。 Anyway，言归正传，数据分析师的招聘JD你们一定不陌生： 可以说，不是每个数据分析岗都要求python，但是每个数据分析岗都需要会SQL。 我本人曾 ...

Hello there! 👋 I'm Luca, a BI Developer with a passion for all things data, Proficient in Python, SQL and Power BI ...

Key Takeaway: Think of SQL as the heart of data analytics, beating life into vast amounts of raw data. This powerful tool helps you communicate with databases and uncover hidden customer behavior ...

Pull requests help you collaborate on code with other people. As pull requests are created, they’ll appear here in a searchable and filterable list. To get started, you should create a pull request.

Your browser does not support the audio element. This article uses Exercise number 10 on the Self JOIN SQL ZOO tutorial to teach self JOINs in a beginner-friendly way ...

Follow this step-by-step guide to install PostgreSQL, load data, connect to a database, and execute SQL queries including table joins PostgreSQL is an open-source, object-relational (also called ...

Abstract: SQL (Structured Query Language) was one of the standarized query language for requesting information from a database. Over the past few years organizations are using SQL for storing and ...

//The first example shows the goal scored by 'Bender'. //From the previous query you can see that Lars Benders goal was scored in game 1012. Notice that the column matchid in the goal table ...