Link to MVCC docs in MERGE docs
In addition, this moves the new paragraph in the MVCC page upwards, for
a more consistent flow; some minor markup mistakes, style issues and
typos are fixed too.
Per comments from Justin Pryzby.
Discussion: https://postgr.es/m/20220511163350.GL19626@telsasoft.com
Branch
------
master
Details
-------
https://git.postgresql.org/pg/commitdiff/ffffeebf244770a9450d9fe2597abde725a9b984
Modified Files
--------------
doc/src/sgml/mvcc.sgml | 71 +++++++++++++++++++++++----------------------
doc/src/sgml/ref/merge.sgml | 4 +++
2 files changed, 40 insertions(+), 35 deletions(-)
