Udemy Courses With Published Timestamp

CREATE TABLE udemy_courses_raw (
  "course_id" BIGINT,
  "course_title" VARCHAR,
  "url" VARCHAR,
  "is_paid" BOOLEAN,
  "price" BIGINT,
  "num_subscribers" BIGINT,
  "num_reviews" BIGINT,
  "num_lectures" BIGINT,
  "level" VARCHAR,
  "content_duration" DOUBLE,
  "published_timestamp" TIMESTAMP,
  "subject" VARCHAR
);