Fix indenting and make other minor markup improvements.

Implemented now:

    FOREIGN KEY ... REFERENCES ... MATCH FULL
	FOREIGN KEY ... MATCH FULL ... ON DELETE CASCADE

Jan

up debugging options for postmaster and postgres programs.  postmaster
-d is no longer optional.  Documentation updates.

and update some comments.

mentioned in FROM but not elsewhere in the query: such tables should be
joined over anyway.  Aside from being more standards-compliant, this allows
removal of some very ugly hacks for COUNT(*) processing.  Also, allow
HAVING clause without aggregate functions, since SQL does.  Clean up
CREATE RULE statement-list syntax the same way Bruce just fixed the
main stmtmulti production.
CAUTION: addition of a field to RangeTblEntry nodes breaks stored rules;
you will have to initdb if you have any rules.

First step in cleaning up backend initialization code.
Fix for FATAL: now FATAL is ERROR + exit.

This may solve a TODO item
* Recover or force failure when disk space is exhausted

heap_insert() any more. No reasons to do it, and old comments
said about this.

insert, update or delete.  It will return -1 on error, although I've yet
to an error situation to prove that out!


Vince

A few other changes, but I forget what :(

2 line GetIsNull diffs, we now need this too:

Patrick Welche

 Still need the code updated for LO examples.

display of default expressions isn't quite so ugly.

quite the same way that transformInsertStatement does, so that an expression
could be accepted by CREATE TABLE and then fail when used.  Also, put back
check that CONSTRAINT expressions must yield boolean...