Walter Shields

Walter Shields is an SQL expert, mentor, bestselling author, LinkedIn Learning instructor and technologist with over twenty years of experience in the field. He has worked with data-driven organizations such as the Target Corporation and the NYC Transit Authority and has been a patient, helpful mentor for hundreds of thrilled and successful students.

Walter Shields is an SQL expert, mentor, bestselling author, LinkedIn Learning instructor and technologist with over twenty years of experience in the field. He has worked with data-driven organizations such as the Target Corporation and the NYC Transit Authority and has been a patient, helpful mentor for hundreds of thrilled and successful students. See less