tax-query - Read For Learn

Multiple terms not working on taxonomy

Try changing the field value to term_id, since there is no id value for that option. Ref: WP_Query Taxonomy Parameters

How to get hierarchical number of custom taxanomy

You can use get_ancestors() to get an array of parents, which you can then count. $term_id = 42; $ancestors = get_ancestors( $term_id, ‘category’ ); if( ! empty( $ancestors ) ){ echo count( $ancestors ); }

Escaping WP_Query tax_query when term has special character(s)

I’m not sure if this is a bug, but it need further investigation. I’ve run a few quick tests on the name field in a tax_query, and whenever a term name has got a special character or have more than one word, the tax_query is excluded from the SQL query TEST 1 I have use … Read more

Multiple tax_queries: display posts titles from several custom taxonomie

WP_Query: Meta_Query with serialized value (or a workaround)

Custom query for tag and custom tag from 2 post type

Empty ‘terms’ in ‘tax_query’ returns an empty array

Extending WP Query: Custom geolocation meta values work, but tax_query breaks

I’ve discovered a solution. I don’t know if it’s the best solution, but it does work. GROUP BY wp_posts.ID was causing my query to error out. I don’t quite understand why. In theory, my query should be returning duplicate posts without it… but it’s not. So, I’m going to push this code live as it … Read more

Escaping WP_Query tax_query when term has special character(s)

Query breaking with ‘posts_per_page’ => -1

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