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Update SQLAlchemy, refactor project.

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sqlalchemy_tutorial
- part1_connections
  - queries.py
- part3_relationships
  - orm.py

-2

lines changed

Lines changed: 1 addition & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -20,7 +20,7 @@ def fetch_job_listings(engine: Engine) -> Optional[List[dict]]:`
`20`	`20`	`text(`
`21`	`21`	`"SELECT job_id, agency, business_title, \`
`22`	`22`	`salary_range_from, salary_range_to \`
`23`		`- FROM nyc_jobs ORDER BY RAND();"`
	`23`	`+ FROM nyc_jobs ORDER BY RAND() LIMIT 10;"`
`24`	`24`	`)`
`25`	`25`	`)`
`26`	`26`	`rows = [dict(row) for row in result.fetchall()]`

Lines changed: 1 addition & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -41,7 +41,7 @@ def create_new_user(session: Session, user: User) -> User:`
`41`	`41`	`:return: Optional[User]`
`42`	`42`	`"""`
`43`	`43`	`try:`
`44`		`- user_query = session.query(User).all()`
	`44`	`+ user_query = session.query(User).filter(User.username==user.username).first()`
`45`	`45`	`if user_query is None:`
`46`	`46`	`session.add(user) # Add the user`
`47`	`47`	`session.commit() # Commit the change`

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