Add instructions on using the example data set

Author: szarnyasg

cypher/README.md

@@ -3,7 +3,7 @@
 [Cypher](http://www.opencypher.org/) implementation of the [LDBC SNB benchmark](https://github.com/ldbc/ldbc_snb_docs).
 Note that some BI queries are not expressed using pure Cypher, instead, they make use of the [APOC](https://neo4j.com/labs/) and [Graph Data Science](https://neo4j.com/product/graph-data-science-library/) Neo4j libraries.
 
-## Loading the Data in Neo4j
+## Loading the data in Neo4j
 
 The Neo4j instance is run in Docker. To initialize the environment variables, use:
 
@@ -23,3 +23,19 @@ scripts/load-in-one-step.sh
 ```
 
 This script replaces the headers in the input CSVs, load them, starts Neo4j, and creates indices.
+
+## Loading the example data set
+
+Transform the example data set in the [data converter](https://github.com/ldbc/ldbc_snb_data_converter) repository, then rename it:
+
+```bash
+./rename.sh
+```
+
+In this repository, run
+```bash
+. scripts/environment-variables-default.sh
+export NEO4J_CSV_DIR=${DATA_CONVERTER_DIR}/ldbc_snb_data_converter/data/csv-composite-projected-fk-legacy-filenames
+export NEO4J_CSV_POSTFIX=.csv
+scripts/load-in-one-step.sh
+```

cypher/scripts/headers.txt

@@ -11,15 +11,15 @@ dynamic/forum creationDate:DATETIME|id:ID(Forum)|title:STRING
 dynamic/person creationDate:DATETIME|id:ID(Person)|firstName:STRING|lastName:STRING|gender:STRING|birthday:DATE|locationIP:STRING|browserUsed:STRING|speaks:STRING[]|email:STRING[]
 dynamic/post creationDate:DATETIME|id:ID(Post)|imageFile:STRING|locationIP:STRING|browserUsed:STRING|language:STRING|content:STRING|length:LONG
 dynamic/comment_hasCreator_person creationDate:DATETIME|:START_ID(Comment)|:END_ID(Person)
-dynamic/comment_isLocatedIn_place creationDate:DATETIME|:START_ID(Comment)|:END_ID(Place)
+dynamic/comment_isLocatedIn_country creationDate:DATETIME|:START_ID(Comment)|:END_ID(Place)
 dynamic/comment_replyOf_comment creationDate:DATETIME|:START_ID(Comment)|:END_ID(Comment)
 dynamic/comment_replyOf_post creationDate:DATETIME|:START_ID(Comment)|:END_ID(Post)
 dynamic/forum_containerOf_post creationDate:DATETIME|:START_ID(Forum)|:END_ID(Post)
 dynamic/forum_hasMember_person creationDate:DATETIME|:START_ID(Forum)|:END_ID(Person)
 dynamic/forum_hasModerator_person creationDate:DATETIME|:START_ID(Forum)|:END_ID(Person)
 dynamic/forum_hasTag_tag creationDate:DATETIME|:START_ID(Forum)|:END_ID(Tag)
 dynamic/person_hasInterest_tag creationDate:DATETIME|:START_ID(Person)|:END_ID(Tag)
-dynamic/person_isLocatedIn_place creationDate:DATETIME|:START_ID(Person)|:END_ID(Place)
+dynamic/person_isLocatedIn_city creationDate:DATETIME|:START_ID(Person)|:END_ID(Place)
 dynamic/person_knows_person creationDate:DATETIME|:START_ID(Person)|:END_ID(Person)
 dynamic/person_likes_comment creationDate:DATETIME|:START_ID(Person)|:END_ID(Comment)
 dynamic/person_likes_post creationDate:DATETIME|:START_ID(Person)|:END_ID(Post)
@@ -28,4 +28,4 @@ dynamic/person_workAt_organisation creationDate:DATETIME|:START_ID(Person)|:END_
 dynamic/post_hasCreator_person creationDate:DATETIME|:START_ID(Post)|:END_ID(Person)
 dynamic/comment_hasTag_tag creationDate:DATETIME|:START_ID(Comment)|:END_ID(Tag)
 dynamic/post_hasTag_tag creationDate:DATETIME|:START_ID(Post)|:END_ID(Tag)
-dynamic/post_isLocatedIn_place creationDate:DATETIME|:START_ID(Post)|:END_ID(Place)
+dynamic/post_isLocatedIn_country creationDate:DATETIME|:START_ID(Post)|:END_ID(Place)

cypher/scripts/import-to-neo4j.sh

@@ -42,22 +42,22 @@ docker run --rm \
     --relationships=IS_LOCATED_IN="/import/static/organisation_isLocatedIn_place${NEO4J_CSV_POSTFIX}" \
     --relationships=HAS_TYPE="/import/static/tag_hasType_tagclass${NEO4J_CSV_POSTFIX}" \
     --relationships=HAS_CREATOR="/import/dynamic/comment_hasCreator_person${NEO4J_CSV_POSTFIX}" \
-    --relationships=IS_LOCATED_IN="/import/dynamic/comment_isLocatedIn_place${NEO4J_CSV_POSTFIX}" \
+    --relationships=IS_LOCATED_IN="/import/dynamic/comment_isLocatedIn_country${NEO4J_CSV_POSTFIX}" \
     --relationships=REPLY_OF="/import/dynamic/comment_replyOf_comment${NEO4J_CSV_POSTFIX}" \
     --relationships=REPLY_OF="/import/dynamic/comment_replyOf_post${NEO4J_CSV_POSTFIX}" \
     --relationships=CONTAINER_OF="/import/dynamic/forum_containerOf_post${NEO4J_CSV_POSTFIX}" \
     --relationships=HAS_MEMBER="/import/dynamic/forum_hasMember_person${NEO4J_CSV_POSTFIX}" \
     --relationships=HAS_MODERATOR="/import/dynamic/forum_hasModerator_person${NEO4J_CSV_POSTFIX}" \
     --relationships=HAS_TAG="/import/dynamic/forum_hasTag_tag${NEO4J_CSV_POSTFIX}" \
     --relationships=HAS_INTEREST="/import/dynamic/person_hasInterest_tag${NEO4J_CSV_POSTFIX}" \
-    --relationships=IS_LOCATED_IN="/import/dynamic/person_isLocatedIn_place${NEO4J_CSV_POSTFIX}" \
+    --relationships=IS_LOCATED_IN="/import/dynamic/person_isLocatedIn_city${NEO4J_CSV_POSTFIX}" \
     --relationships=KNOWS="/import/dynamic/person_knows_person${NEO4J_CSV_POSTFIX}" \
     --relationships=LIKES="/import/dynamic/person_likes_comment${NEO4J_CSV_POSTFIX}" \
     --relationships=LIKES="/import/dynamic/person_likes_post${NEO4J_CSV_POSTFIX}" \
     --relationships=HAS_CREATOR="/import/dynamic/post_hasCreator_person${NEO4J_CSV_POSTFIX}" \
     --relationships=HAS_TAG="/import/dynamic/comment_hasTag_tag${NEO4J_CSV_POSTFIX}" \
     --relationships=HAS_TAG="/import/dynamic/post_hasTag_tag${NEO4J_CSV_POSTFIX}" \
-    --relationships=IS_LOCATED_IN="/import/dynamic/post_isLocatedIn_place${NEO4J_CSV_POSTFIX}" \
+    --relationships=IS_LOCATED_IN="/import/dynamic/post_isLocatedIn_country${NEO4J_CSV_POSTFIX}" \
     --relationships=STUDY_AT="/import/dynamic/person_studyAt_organisation${NEO4J_CSV_POSTFIX}" \
     --relationships=WORK_AT="/import/dynamic/person_workAt_organisation${NEO4J_CSV_POSTFIX}" \
     --delimiter '|'