example :ref:`examples_xmlpersistence` which illustrates
an XPath-like query system using algorithmic joins.
- :param *props: A collection of one or more join conditions,
+ :param \*props: A collection of one or more join conditions,
each consisting of a relationship-bound attribute or string
relationship name representing an "on clause", or a single
target entity, or a tuple in the form of ``(target, onclause)``.
``Query``.
:param \*prefixes: optional prefixes, typically strings,
- not using any commas. In particular is useful for MySQL keywords.
+ not using any commas. In particular is useful for MySQL keywords.
e.g.::