Include $dbname in parameter example

Author: l-heemann

modules/ROOT/pages/clustering/databases.adoc

@@ -36,12 +36,13 @@ However, over time, or after several `CREATE DATABASE` commands have been issued
 At this point you can run `REALLOCATE DATABASES` to make the cluster re-balance databases across all servers that are part of the cluster.
 ====
 
-The `CREATE DATABASE` and `ALTER DATABASE` commands support the usage of link:{neo4j-docs-base-uri}/cypher-manual/{page-version}/syntax/parameters[parameters] when providing the number of primaries and secondaries.
+The `CREATE DATABASE` and `ALTER DATABASE` commands support the usage of link:{neo4j-docs-base-uri}/cypher-manual/{page-version}/syntax/parameters[parameters] when providing the database, the number of primaries and/or the number of secondaries.
 
 .Parameters
 [source,javascript, indent=0]
 ----
 {
+  "dbname": "foo",
   "primary": 1,
   "secondary": 2
 }
@@ -50,7 +51,7 @@ The `CREATE DATABASE` and `ALTER DATABASE` commands support the usage of link:{n
 .Query
 [source, cypher, indent=0]
 ----
-CREATE DATABASE foo TOPOLOGY $primary PRIMARIES $secondary SECONDARIES
+CREATE DATABASE $dbname TOPOLOGY $primary PRIMARIES $secondary SECONDARIES
 ----
 
 [[alter-database]]