2
Tax query is formed wrong. It also array of arrays(queries)
get_posts([
'meta_query' => [
[
'key' => 'country',
'value' => 'Japan',
'compare' => 'LIKE'
]
],
'tax_query' => [
[
'taxonomy' => 'category',
'field' => 'slug',
'terms' ...
2
Note that the correct compare value is EXISTS and not EXIST. post_id is also not a valid/standard parameter for a meta query clause. :)
But 'compare' => 'EXIST' is equivalent to 'compare' => '=', i.e. the default compare value is =, therefore your meta query worked and only posts with the meta (regardless the value is empty or not) included in the ...
1
Your code is interfering with the internal structure of WP_Query and WP_Post, and making assumptions about how it works. This is extremely unusual, and not best practice when developing with WordPress.
Case in point, officially there is no post_meta member variable on that class ( https://developer.wordpress.org/reference/classes/wp_post/ ). That's not how ...
1
I had a similar issue but couldn't solved with the snippets on this thread.
I had to order a query by:
all 'featured' posts first (is_it_a_featured_etf) and
by a numeric field (etf_aum) in DESC order after the featured ones.
My solution:
'meta_query' => [
'relation' => 'OR',
'etf_aum' => array(
'key' => 'etf_aum',
'type'...
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