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Fixes performance degredation on large wp_options tables

This commit is contained in:
Chris Broadbent 2014-05-24 14:04:49 +10:00
parent 42f9eab1bc
commit ff0025a1f4
1 changed files with 13 additions and 12 deletions
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25
includes/wc-product-functions.php
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@ -82,25 +82,25 @@ function wc_delete_product_transients( $post_id = 0 ) {
if ( wp_using_ext_object_cache() ) {
wp_cache_flush(); // There isn't a reliable method of looking up the names, so flush the cache.
return;
}
}
$post_id = absint( $post_id );
// Clear core transients
$transients_to_clear = array(
'wc_products_onsale',
'wc_hidden_product_ids',
'wc_hidden_product_ids_search',
'wc_attribute_taxonomies',
'wc_term_counts',
'wc_featured_products'
'wc\_products\_onsale',
'wc\_hidden\_product\_ids',
'wc\_hidden\_product\_ids\_search',
'wc\_attribute\_taxonomies',
'wc\_term\_counts',
'wc\_featured\_products'
);
// Clear transients for which we don't have the name
$wpdb->query( "DELETE FROM `$wpdb->options` WHERE `option_name` LIKE ('_transient_wc_uf_pid_%') OR `option_name` LIKE ('_transient_timeout_wc_uf_pid_%')" );
$wpdb->query( "DELETE FROM `$wpdb->options` WHERE `option_name` LIKE ('_transient_wc_ln_count_%') OR `option_name` LIKE ('_transient_timeout_wc_ln_count_%')" );
$wpdb->query( "DELETE FROM `$wpdb->options` WHERE `option_name` LIKE ('_transient_wc_ship_%') OR `option_name` LIKE ('_transient_timeout_wc_ship_%')" );
$wpdb->query( "DELETE FROM `$wpdb->options` WHERE `option_name` LIKE ('_transient_wc_products_will_display_%') OR `option_name` LIKE ('_transient_timeout_wc_products_will_display_%')" );
$wpdb->query( "DELETE FROM `$wpdb->options` WHERE `option_name` LIKE ('\_transient\_wc\_uf\_pid\_%') OR `option_name` LIKE ('\_transient\_timeout\_wc\_uf\_pid\_%')" );
$wpdb->query( "DELETE FROM `$wpdb->options` WHERE `option_name` LIKE ('\_transient\_wc\_ln\_count\_%') OR `option_name` LIKE ('\_transient\_timeout\_wc\_ln\_count\_%')" );
$wpdb->query( "DELETE FROM `$wpdb->options` WHERE `option_name` LIKE ('\_transient\_wc\_ship\_%') OR `option_name` LIKE ('\_transient\_timeout\_wc\_ship\_%')" );
$wpdb->query( "DELETE FROM `$wpdb->options` WHERE `option_name` LIKE ('\_transient\_wc\_products\_will\_display\_%') OR `option_name` LIKE ('\_transient\_timeout\_wc\_products\_will\_display\_%')" );
// Clear product specific transients
$post_transient_names = array(
@ -116,7 +116,8 @@ function wc_delete_product_transients( $post_id = 0 ) {
}
} else {
foreach( $post_transient_names as $transient ) {
$wpdb->query( $wpdb->prepare( "DELETE FROM `$wpdb->options` WHERE `option_name` LIKE %s OR `option_name` LIKE %s", '_transient_' . $transient . '%', '_transient_timeout_' . $transient . '%' ) );
$transient = str_replace('_', '\_', $transient);
$wpdb->query( $wpdb->prepare( "DELETE FROM `$wpdb->options` WHERE `option_name` LIKE %s OR `option_name` LIKE %s", '\_transient\_' . $transient . '%', '\_transient\_timeout\_' . $transient . '%' ) );
}
}