set_error_delimiters([$prefix = ' '[, $suffix = ' ']])

protect_identifiers($item[, $prefix_single = FALSE[, $protect_identifiers = NULL[, $field_exists = TRUE]]])

error_array()

Note: This tutorial assumes you’ve downloaded CodeIgniter and

replace([$table = ''[, $set = NULL]])

error_string([$prefix = ''[, $suffix = '']])

rotate()

escape_like_str($str)

accept_charset([$charset = 'utf-8'])

rename_table($table_name, $new_table_name)