pgsql: doc: mention that to_char() values are rounded

doc: mention that to_char() values are rounded

Reported-by: barsikdacat@gmail.com

Diagnosed-by: Laurenz Albe

Discussion: /messages/by-id/168991536429.626.9957835774751337210@wrigleys.postgresql.org

Author: Laurenz Albe

Backpatch-through: 11

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/059e4ee92108c0ecc01cb44a9cd1f00042271f7f

Modified Files
--------------
doc/src/sgml/func.sgml | 8 ++++++++
1 file changed, 8 insertions(+)