Fix doc oversight for custom WAL resource managers.

Reported-by: Bharath Rupireddy
Backpatch-through: 15
Discussion: https://postgr.es/m/CALj2ACU+at7RqnWEzS59QsFg3ZOF4C4GSp7pt+PWiLEp0zrEKg@mail.gmail.com

diff --git a/doc/src/sgml/tableam.sgml b/doc/src/sgml/tableam.sgml
index a4fed6ea577af748ffdc0f4bf8bf4989ca53394b..6a6eb2b766540032a6ea34be604e2003195edd1c 100644 (file)
--- a/doc/src/sgml/tableam.sgml
+++ b/doc/src/sgml/tableam.sgml
@@ -87,11 +87,8 @@
   linkend="wal">WAL, or a custom implementation.
   If WAL is chosen, either 
   linkend="generic-wal">Generic WAL Records can be used,
-  or a new type of WAL records can be implemented.
-  Generic WAL Records are easy, but imply higher WAL volume.
-  Implementation of a new type of WAL record
-  currently requires modifications to core code (specifically,
-  src/include/access/rmgrlist.h).
+  or a Custom WAL Resource Manager can be
+  implemented.