Automatically fetch any additional result sets from a query.

Move the iterator to an internal seq.

tests/queries/t_can_contain_multiple_result_sets.nim

@@ -1,7 +1,7 @@
 # vim: set et sta sw=4 ts=4 :
 
 discard """
-output: "Jenny|Lenny\nLenny\nJenny\n"
+output: "a\nb\nc\nd\ne\nf\n"
 """
 
 import kuzu
@@ -9,34 +9,26 @@ import kuzu
 let db = newKuzuDatabase()
 let conn = db.connect
 
-var q = conn.query """
-CREATE NODE TABLE User(
-    id SERIAL PRIMARY KEY,
-    name STRING
-);
-
-CREATE REL TABLE FOLLOWS(
-   From User To User
-);
-
-MERGE (a:User {name: "Lenny"})-[f:Follows]->(b:User {name: "Jenny"});
-"""
-
-q = conn.query( "MATCH (u:User) RETURN *" )
+var q = conn.query( "RETURN 'hi'" )
 
 assert typeOf( q ) is KuzuQueryResult
-assert q.hasNextSet == false
+assert q.sets.len == 0
 
 q = conn.query """
-    MATCH (a:User)<-[f:Follows]-(b:User) RETURN a.name, b.name;
-    MATCH (u:User) RETURN u.name;
+    RETURN "a";
+    RETURN "b";
+    RETURN "c";
+    RETURN "d";
+    RETURN "e";
+    RETURN "f";
 """
 
 assert typeOf( q ) is KuzuQueryResult
-assert q.hasNextSet == true
+assert q.sets.len == 5
 
 echo q.getNext
-for query_result in q.sets:
-    for row in query_result.items:
+for set in q.sets:
+    for row in set.items:
         echo row
 
+