SQL is a basic technique you really need when working on the data flow as a data engineer.
I found a great place to learn SQL and pretty much of it is getting familiar with SQL for a new bie like me.
For the retrieving part: Notes of SQL has been documented in my hand-written textbook For the non-retrieving part: INSERT INTO Users(name, address) VALUES ('God','Heaven') DELETE FROM Users WHERE UPDATE Users SET name='Gods' WHERE |
AuthorShaowu Pan Archives
December 2017
Categories
All
|