WP_Meta_Query::get_clauses()
Method: Gets a flattened list of sanitized meta clauses.
Source: wp-includes/class-wp-meta-query.php:806
WP_Meta_Query::find_compatible_table_alias()
Method: Identifies an existing table alias that is compatible with the current query clause.
Source: wp-includes/class-wp-meta-query.php:830
meta_query_find_compatible_table_alias
Filter Hook: Filters the table alias identified as compatible with the current clause.
Source: wp-includes/class-wp-meta-query.php:873
WP_Meta_Query::has_or_relation()
Method: Checks whether the current query has any OR relations.
Source: wp-includes/class-wp-meta-query.php:887
WP_Meta_Query
Class: Core class used to implement meta queries for the Meta API.
Source: wp-includes/class-wp-meta-query.php:23