wpdb::db_version()
Retrieves the database server version.
WordPress File wp-includes/wp-db.php
wpdb::delete()
Deletes a row in the table.
wpdb::determine_charset()
Determines the best charset and collation to use given a charset and collation.
wpdb::esc_like()
First half of escaping for LIKE special characters % and _ before preparing for SQL.
wpdb::escape()
Do not use, deprecated.
wpdb::escape_by_ref()
Escapes content by reference for insertion into the database, for security.
wpdb::flush()
Kills cached query results.
wpdb::get_blog_prefix()
Gets blog prefix.
wpdb::get_caller()
Retrieves a comma-separated list of the names of the functions that called wpdb.
wpdb::get_charset_collate()
Retrieves the database character collate.