diff --git a/resources/sql/fixtures/user.sql b/resources/sql/fixtures/01-user.sql
similarity index 100%
rename from resources/sql/fixtures/user.sql
rename to resources/sql/fixtures/01-user.sql
diff --git a/resources/sql/fixtures/citizen.sql b/resources/sql/fixtures/02-citizen.sql
similarity index 100%
rename from resources/sql/fixtures/citizen.sql
rename to resources/sql/fixtures/02-citizen.sql
diff --git a/resources/sql/fixtures/workgroup.sql b/resources/sql/fixtures/03-workgroup.sql
similarity index 100%
rename from resources/sql/fixtures/workgroup.sql
rename to resources/sql/fixtures/03-workgroup.sql
diff --git a/resources/sql/fixtures/article.sql b/resources/sql/fixtures/04-article.sql
similarity index 100%
rename from resources/sql/fixtures/article.sql
rename to resources/sql/fixtures/04-article.sql
diff --git a/resources/sql/fixtures/constitution.sql b/resources/sql/fixtures/05-constitution.sql
similarity index 100%
rename from resources/sql/fixtures/constitution.sql
rename to resources/sql/fixtures/05-constitution.sql
diff --git a/resources/sql/fixtures/follow.sql b/resources/sql/fixtures/06-follow.sql
similarity index 100%
rename from resources/sql/fixtures/follow.sql
rename to resources/sql/fixtures/06-follow.sql
diff --git a/resources/sql/fixtures/comment.sql b/resources/sql/fixtures/07-comment.sql
similarity index 100%
rename from resources/sql/fixtures/comment.sql
rename to resources/sql/fixtures/07-comment.sql
diff --git a/resources/sql/fixtures/vote.sql b/resources/sql/fixtures/08-vote.sql
similarity index 100%
rename from resources/sql/fixtures/vote.sql
rename to resources/sql/fixtures/08-vote.sql
diff --git a/resources/sql/functions/helpers/random_between.sql b/resources/sql/functions/helpers/random_between.sql
new file mode 100644
index 0000000..76e81dd
--- /dev/null
+++ b/resources/sql/functions/helpers/random_between.sql
@@ -0,0 +1,7 @@
+CREATE OR REPLACE FUNCTION random_between(low INT ,high INT)
+    RETURNS INT AS
+$$
+BEGIN
+    RETURN floor(random()* (high-low + 1) + low);
+END;
+$$ language 'plpgsql' STRICT;
\ No newline at end of file