wp-admin/includes/upgrade.php:2402Executes changes made in WordPress 6.5.0.
function upgrade_650() { global $wp_current_db_version, $wpdb; if ( $wp_current_db_version < 57155 ) { $stylesheet = get_stylesheet(); // Set autoload=no for all themes except the current one. $theme_mods_options = $wpdb->get_col( $wpdb->prepare( "SELECT option_name FROM $wpdb->options WHERE autoload = 'yes' AND option_name != %s AND option_name LIKE %s", "theme_mods_$stylesheet", $wpdb->esc_like( 'theme_mods_' ) . '%' ) ); $autoload = array_fill_keys( $theme_mods_options, false ); wp_set_option_autoload_values( $autoload ); }}Introduced in 6.5.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-admin/includes/upgrade.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.