preferred variants

Author: JPryce-Aklundh

modules/ROOT/pages/schema/graph-types/set-graph-types.adoc

@@ -532,7 +532,7 @@ ALTER CURRENT GRAPH TYPE SET {
 (:Resident)-[:LIVES_IN => {since :: DATE NOT NULL}]->(:City),
 CONSTRAINT company_name FOR (c:Company) REQUIRE c.name IS KEY,
 CONSTRAINT animal_id FOR (a:Animal) REQUIRE a.id IS UNIQUE,
-CONSTRAINT resident_address FOR (resident:Resident) REQUIRE resident.address :: STRING // <1>
+CONSTRAINT resident_address FOR (resident:Resident) REQUIRE resident.address IS :: STRING // <1>
 }
 ----
 

modules/ROOT/pages/schema/syntax.adoc

@@ -41,6 +41,9 @@ A relationship element type requires either:
 
 For more information, see xref:schema/graph-types/set-graph-types.adoc#relationship-element-types[Set graph types -> Relationship element types].
 
+The three variations of the property type expression, `IS ::`, `::`, and `IS TYPED` are syntactic synonyms for the same expression.
+The preferred syntax when defining node and relationship element types in a graph type is the `::` variant.
+
 [[constraints-definitions]]
 === Constraint definitions in graph types
 
@@ -111,7 +114,7 @@ REQUIRE {alias.propertyName \| (alias.propertyName)} { IS NOT NULL \| {[IS] :: \
 For more information, see see xref:schema/graph-types/set-graph-types.adoc#constraints-on-non-identifying-labels-and-types[Set graph types -> Constraints on non-identifying labels and types].
 
 The three variations of the property type expression, `IS ::`, `::`, and `IS TYPED` are syntactic synonyms for the same expression.
-The preferred syntax is the `::` variant.
+The preferred syntax when defining constraints in a graph type is the `IS ::` variant.
 
 `<TYPE>` can be one of the following property types: