Alert: This function’s access is marked private. This means it is not intended for use by plugin or theme developers, only in other core functions. It is listed here for completeness. Use update_site_cache() instead.

_prime_site_caches( array $ids, bool $update_meta_cache = true )

Adds any sites from the given IDs to the cache that do not already exist in cache.


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See also

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$ids array Required
ID list.
$update_meta_cache bool Optional
Whether to update the meta cache.

Default: true

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File: wp-includes/ms-site.php. View all references

function _prime_site_caches( $ids, $update_meta_cache = true ) {
	global $wpdb;

	$non_cached_ids = _get_non_cached_ids( $ids, 'sites' );
	if ( ! empty( $non_cached_ids ) ) {
		$fresh_sites = $wpdb->get_results( sprintf( "SELECT * FROM $wpdb->blogs WHERE blog_id IN (%s)", implode( ',', array_map( 'intval', $non_cached_ids ) ) ) ); // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared

		update_site_cache( $fresh_sites, $update_meta_cache );

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Version Description
5.1.0 Introduced the $update_meta_cache parameter.
4.6.0 Introduced.

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