docs: add parameter with brackets around varbit()

Reported-by: [email protected]
Discussion: https://postgr.es/m/152074343671.1853.18284519607571497106@wrigleys.postgresql.org

Author: Euler Taveira

Backpatch-through: 10

diff --git a/doc/src/sgml/datatype.sgml b/doc/src/sgml/datatype.sgml
index 1736478a42b60ae4ac08aec8dd4f00943a20f9cd..67bae322878486345b9ae704e093e6c086b581ba 100644 (file)
--- a/doc/src/sgml/datatype.sgml
+++ b/doc/src/sgml/datatype.sgml
@@ -60,7 +60,7 @@
 
       
        bit varying [ (n) ]
-       varbit
+       varbit [ (n) ]
        variable-length bit string