Code review for XML patch. Instill a bit of sanity in the location of
Tom Lane <tgl@sss.pgh.pa.us>
Code review for XML patch. Instill a bit of sanity in the location of the XmlExpr code in various lists, use a representation that has some hope of reverse-listing correctly (though it's still a de-escaping function shy of correctness), generally try to make it look more like Postgres coding conventions.