SQL(Structured Query Language) is a standard programming language for storing, manipulating, and retrieving data in databases. Generally speaking, SQL is a relatively simple language, learners can expect to become familiar with the basics within two to three weeks. Certainly, if you're planning on using SQL skills at work, you'll probably need a higher level of fluency. SQL is still worth learning, knowing the fundamentals of more general languages like Python or R is critical.
The following articles are the newest and most popular questions about SQL.
104. Insert With Select