Rewrote interactive update queries to omit UNWIND operations

queries/ldbc-snb-interactive/interactive-update-1.cypher

@@ -2,14 +2,17 @@
 MATCH (c:City {id:$cityId})
 CREATE (p:Person {id: $personId, firstName: $personFirstName, lastName: $personLastName, gender: $gender, birthday: $birthday, creationDate: $creationDate, locationIP: $locationIP, browserUsed: $browserUsed, speaks: $languages, emails: $emails})-[:IS_LOCATED_IN]->(c)
 WITH p, count(*) AS dummy1
-UNWIND $tagIds AS tagId
-    MATCH (t:Tag {id: tagId})
-    CREATE (p)-[:HAS_INTEREST]->(t)
+
+MATCH (t:Tag)
+WHERE t.id IN $tagIds
+CREATE (p)-[:HAS_INTEREST]->(t)
 WITH p, count(*) AS dummy2
-UNWIND $studyAt AS s
-    MATCH (u:Organisation {id: s[0]})
-    CREATE (p)-[:STUDY_AT {classYear: s[1]}]->(u)
+
+MATCH (u:Organisation)
+WHERE u.id IN [ s IN $studyAt | s[0] ]
+CREATE (p)-[:STUDY_AT {classYear: [ s IN $studyAt WHERE s[0] = u.id | s[1] ][0] }]->(u)
 WITH p, count(*) AS dummy3
-UNWIND $workAt AS w
-    MATCH (comp:Organisation {id: w[0]})
-    CREATE (p)-[:WORKS_AT {workFrom: w[1]}]->(comp)
+
+MATCH (comp:Organisation)
+WHERE comp.id IN [ w IN $workAt | w[0] ]
+CREATE (p)-[:WORKS_AT {workFrom: [ w IN $workAt WHERE w[0] = comp.id | w[1] ][0] }]->(comp)

queries/ldbc-snb-interactive/interactive-update-4.cypher

@@ -2,6 +2,6 @@
 MATCH (p:Person {id: $moderatorPersonId})
 CREATE (f:Forum {id: $forumId, title: $forumTitle, creationDate: $creationDate})-[:HAS_MODERATOR]->(p)
 WITH f
-UNWIND $tagIds AS tagId
-    MATCH (t:Tag {id: tagId})
-    CREATE (f)-[:HAS_TAG]->(t)
+MATCH (t:Tag)
+WHERE t.id IN $tagIds
+CREATE (f)-[:HAS_TAG]->(t)

queries/ldbc-snb-interactive/interactive-update-6.cypher

@@ -2,6 +2,6 @@
 MATCH (author:Person {id: $authorPersonId}), (country:Country {id: $countryId}), (forum:Forum {id: $forumId})
 CREATE (author)<-[:HAS_CREATOR]-(p:Post:Message {id: $postId, creationDate: $creationDate, locationIP: $locationIP, browserUsed: $browserUsed, content: CASE $content WHEN '' THEN null ELSE $content END, imageFile: CASE $imageFile WHEN '' THEN null ELSE $imageFile END, length: $length})<-[:CONTAINER_OF]-(forum), (p)-[:IS_LOCATED_IN]->(country)
 WITH p
-UNWIND $tagIds AS tagId
-    MATCH (t:Tag {id: tagId})
-    CREATE (p)-[:HAS_TAG]->(t)
+MATCH (t:Tag)
+WHERE t.id IN $tagIds
+CREATE (p)-[:HAS_TAG]->(t)

queries/ldbc-snb-interactive/interactive-update-7.cypher

@@ -2,9 +2,9 @@
 MATCH
   (author:Person {id: $authorPersonId}),
   (country:Country {id: $countryId}),
-  (message:Message {id: CASE $replyToPostId WHEN -1 THEN $replyToCommentId ELSE $replyToPostId END})
+  (message:Message {id: $replyToPostId + $replyToCommentId + 1}) // $replyToCommentId is -1 if the message is a reply to a post and vica versa (see spec)
 CREATE (author)<-[:HAS_CREATOR]-(c:Comment:Message {id: $commentId, creationDate: $creationDate, locationIP: $locationIP, browserUsed: $browserUsed, content: $content, length: $length})-[:REPLY_OF]->(message), (c)-[:IS_LOCATED_IN]->(country)
 WITH c
-UNWIND $tagIds AS tagId
-    MATCH (t:Tag {id: tagId})
-    CREATE (c)-[:HAS_TAG]->(t)
+MATCH (t:Tag)
+WHERE t.id IN $tagIds
+CREATE (c)-[:HAS_TAG]->(t)