Custom Post. The Query Is:

Array
(
    [post_type] => product
    [posts_per_page] => 10
    [ignore_sticky_posts] => 1
    [meta_query] => Array
        (
            [0] => Array
                (
                    [key] => _stock_status
                    [value] => instock
                )

            [1] => Array
                (
                    [key] => _backorders
                    [value] => no
                )

        )

    [post_status] => publish
    [tax_query] => Array
        (
            [0] => Array
                (
                    [taxonomy] => product_visibility
                    [field] => name
                    [terms] => Array
                        (
                            [0] => exclude-from-catalog
                        )

                    [operator] => NOT IN
                )

        )

)

modify post query for orderby:sales

The Query Request Is:

SELECT SQL_CALC_FOUND_ROWS  wp_posts.ID
					 FROM wp_posts  INNER JOIN wp_postmeta ON ( wp_posts.ID = wp_postmeta.post_id )  INNER JOIN wp_postmeta AS mt1 ON ( wp_posts.ID = mt1.post_id )
					 WHERE 1=1  AND ( 
  wp_posts.ID NOT IN (
				SELECT object_id
				FROM wp_term_relationships
				WHERE term_taxonomy_id IN (8)
			)
) AND ( 
  ( wp_postmeta.meta_key = '_stock_status' AND wp_postmeta.meta_value = 'instock' ) 
  AND 
  ( mt1.meta_key = '_backorders' AND mt1.meta_value = 'no' )
) AND wp_posts.post_type = 'product' AND ((wp_posts.post_status = 'publish'))
					 GROUP BY wp_posts.ID
					 ORDER BY wp_posts.post_date DESC
					 LIMIT 0, 10

The Final Query Vars:

Array
(
    [post_type] => product
    [posts_per_page] => 10
    [ignore_sticky_posts] => 1
    [meta_query] => Array
        (
            [0] => Array
                (
                    [key] => _stock_status
                    [value] => instock
                )

            [1] => Array
                (
                    [key] => _backorders
                    [value] => no
                )

        )

    [post_status] => publish
    [tax_query] => Array
        (
            [0] => Array
                (
                    [taxonomy] => product_visibility
                    [field] => name
                    [terms] => Array
                        (
                            [0] => exclude-from-catalog
                        )

                    [operator] => NOT IN
                )

        )

    [cache_results] => 1
    [update_post_meta_cache] => 1
    [fields] => all
    [suppress_filters] => 
    [update_post_term_cache] => 1
    [lazy_load_term_meta] => 1
    [comments_per_page] => 50
    [order] => DESC
)

Query modify callbacks ( posts_request ):

Query modify callbacks ( posts_pre_query ):

Query modify callbacks ( posts_where ):

1. ACF->posts_where()

Query modify callbacks ( posts_clauses ):

1. Automattic\WooCommerce\Internal\ProductFilters\QueryClauses->add_query_clauses_for_main_query()

2. Automattic\WooCommerce\Blocks\BlockTypes\ProductCollection\QueryBuilder->add_price_range_filter_posts_clauses()

3. UniteCreatorWooIntegrate->modifyWCSortbyQuery()

4. FiboFilters\Filtering\Request->custom_initial_order_by()

Query modify callbacks ( posts_join ):

Query modify callbacks ( pre_get_posts ):

1. WC_Query->pre_get_posts()

2. WooCommerce_Germanized_Pro->hide_attachments()

3. Blocksy\SearchModifications->pre_get_posts()

4. ElementorPro\Modules\Search\Module->set_query()

5. FiboFilters\Filtering\Request->prepare_request_data()

Query modify callbacks ( posts_orderby ):

Query modify callbacks ( parse_tax_query ):

1. Closure

Closure Object
(
    [parameter] => Array
        (
            [$query] => 
        )

)

Query modify callbacks ( posts_selection ):

Query modify callbacks ( parse_term_query ):

Query modify callbacks ( loop_shop_per_page ):

Query modify callbacks ( loop_shop_columns ):

Found Posts: 10