WP_Meta_Query::get_sql()
Method: Generates SQL clauses to be appended to a main query.
Source: wp-includes/class-wp-meta-query.php:357
get_meta_sql
Filter Hook: Filters the meta query’s generated SQL.
Source: wp-includes/class-wp-meta-query.php:395
get_object_subtype()
Function: Returns the object subtype for a given object ID of a specific type.
Source: wp-includes/meta.php:1743
get_object_subtype_{$object_type}
Filter Hook: Filters the object subtype identifier for a non-standard object type.
Source: wp-includes/meta.php:1802
register_meta()
Function: Registers a meta key.
Source: wp-includes/meta.php:1399
register_meta_args
Filter Hook: Filters the registration arguments when registering meta.
Source: wp-includes/meta.php:1447
registered_meta_key_exists()
Function: Checks if a meta key is registered.
Source: wp-includes/meta.php:1590
unregister_meta_key()
Function: Unregisters a meta key from the list of registered keys.
Source: wp-includes/meta.php:1608
get_registered_meta_keys()
Function: Retrieves a list of registered metadata args for an object type, keyed by their meta keys.
Source: wp-includes/meta.php:1657
get_registered_metadata()
Function: Retrieves registered metadata for a specified object.
Source: wp-includes/meta.php:1683