Putting an important credentials in functions.php is not a good idea. The better way is you can utilize WP REST API from your second site to handle GET and POST method for the data and using global $wpdb variable inside the code. You can either create a custom endpoint for that by making a custom … Read more
So firstly as Q Studio stated you should really have researched and tried to find out on your own first and post anything you have tried then we can help you on your coding journey. But I don’t like to see someone not get any help at all. Within your function you will want to … Read more
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Creating multiple tables with Plugin
From the codex page: If omitted, all values in $where will be treated as strings So try setting $where_format: $wpdb->delete( $table, array( ‘schedule_item_id’ => $item->id ), array( ‘%d’ ) );
Does this archive template part look like its making too many calls to the db?
How to select custom posts thats are tagged with multiple taxonomies using wpdb
Customising the default wordpress search functionality
You can save term meta using update_term_meta: update_term_meta( int $term_id, string $meta_key, mixed $meta_value, mixed $prev_value=”” ) https://developer.wordpress.org/reference/functions/update_term_meta/
How to insert a value to decimal type field using wpdb->prepare?