### Database Schema:
CREATE TABLE podcasts (
	podcast_id	TEXT	NULL	PRIMARY KEY,
	itunes_id	INTEGER	NOT NULL,
	slug	TEXT	NOT NULL,
	itunes_url	TEXT	NOT NULL,
	title	TEXT	NOT NULL
);

CREATE TABLE reviews (
	podcast_id	TEXT	NOT NULL,
	title	TEXT	NOT NULL,
	content	TEXT	NOT NULL,
	rating	INTEGER	NOT NULL,
	author_id	TEXT	NOT NULL,
	created_at	TEXT	NOT NULL,
	foreign key (podcast_id) references podcasts (podcast_id)
);

CREATE TABLE runs (
	run_at	TEXT	NOT NULL,
	max_rowid	INTEGER	NOT NULL,
	reviews_added	INTEGER	NOT NULL
);

CREATE TABLE categories (
	podcast_id	TEXT	NOT NULL	PRIMARY KEY,
	category	TEXT	NOT NULL	PRIMARY KEY,
	foreign key (podcast_id) references podcasts (podcast_id)
);

### User's Query:
How many total reviews runned at in June 2022 were added to the podcasts?

### Extra Knowledge:
run at in June 2022 refers to run_at BETWEEN '2022-06-01 00:00:00' and '2022-06-30 23:59:59'; reviews refers to review_added
SELECT SUM(reviews_added) FROM runs WHERE run_at LIKE '2022-06-%'