SQL to select post data by category, tag or post format

get-posts.sql

SET @slug = "tools";
SET @taxonomy = "category"; # post_tag, category, post_format

SELECT
	post_name,
	post_title,
	post_content,
	post_content_filtered,
	post_excerpt,
	post_status,
	post_date, 
	post_date_gmt,
	post_modified,
	post_modified_gmt,
	post_type,
	to_ping, 
	pinged
FROM wp_posts

LEFT JOIN wp_term_relationships ON 
	(wp_posts.ID = wp_term_relationships.object_id)
LEFT JOIN wp_term_taxonomy ON 
	(wp_term_relationships.term_taxonomy_id = wp_term_taxonomy.term_taxonomy_id)
LEFT JOIN wp_terms ON 
	(wp_term_taxonomy.term_taxonomy_id = wp_terms.term_id)
	
WHERE wp_posts.post_status = 'publish'
AND wp_term_taxonomy.taxonomy = @taxonomy
AND wp_terms.slug = @slug
	
ORDER BY post_date DESC;