Completion of project to use fixed OIDs for all system catalogs and
Tom Lane <tgl@sss.pgh.pa.us>
Completion of project to use fixed OIDs for all system catalogs and indexes. Replace all heap_openr and index_openr calls by heap_open and index_open. Remove runtime lookups of catalog OID numbers in various places. Remove relcache's support for looking up system catalogs by name. Bulky but mostly very boring patch ...