设置数据库表前缀和数据库表列的格式说明符。
原型
wp_set_wpdb_vars()
描述
此处未列出的列默认为%s。
源文件
路径:wp-includes/load.php
<?php
...
function wp_set_wpdb_vars() {
global $wpdb, $table_prefix;
if ( !empty( $wpdb->error ) )
dead_db();
$wpdb->field_types = array( 'post_author' => '%d', 'post_parent' => '%d', 'menu_order' => '%d', 'term_id' => '%d', 'term_group' => '%d', 'term_taxonomy_id' => '%d',
'parent' => '%d', 'count' => '%d','object_id' => '%d', 'term_order' => '%d', 'ID' => '%d', 'comment_ID' => '%d', 'comment_post_ID' => '%d', 'comment_parent' => '%d',
'user_id' => '%d', 'link_id' => '%d', 'link_owner' => '%d', 'link_rating' => '%d', 'option_id' => '%d', 'blog_id' => '%d', 'meta_id' => '%d', 'post_id' => '%d',
'user_status' => '%d', 'umeta_id' => '%d', 'comment_karma' => '%d', 'comment_count' => '%d',
// multisite:
'active' => '%d', 'cat_id' => '%d', 'deleted' => '%d', 'lang_id' => '%d', 'mature' => '%d', 'public' => '%d', 'site_id' => '%d', 'spam' => '%d',
);
$prefix = $wpdb->set_prefix( $table_prefix );
if ( is_wp_error( $prefix ) ) {
wp_load_translations_early();
wp_die(
/* translators: 1: $table_prefix 2: wp-config.php */
sprintf( __( '<strong>ERROR</strong>: %1$s in %2$s can only contain numbers, letters, and underscores.' ),
'<code>$table_prefix</code>',
'<code>wp-config.php</code>'
)
);
}
}
...
?>
其他
英文文档:https://developer.wordpress.org/reference/functions/wp_set_wpdb_vars/