Files: wp-includes/class-wp-tax-query.php

Transforms a single query, from one field to another.

Validates a single query.

Identify an existing table alias that is compatible with the current query clause.

Generate SQL JOIN and WHERE clauses for a “first-order” query clause.

Generate SQL clauses for a single query array.

Generate SQL clauses to be appended to a main query.

Generates SQL clauses to be appended to a main query.

Determine whether a clause is first-order.

Sanitize a ‘relation’ operator.

Ensure the ‘tax_query’ argument passed to the class constructor is well-formed.

Constructor.