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-rw-r--r--extra/elasticsearch/release_schema.json2
1 files changed, 2 insertions, 0 deletions
diff --git a/extra/elasticsearch/release_schema.json b/extra/elasticsearch/release_schema.json
index 25478b1b..c9b77301 100644
--- a/extra/elasticsearch/release_schema.json
+++ b/extra/elasticsearch/release_schema.json
@@ -33,10 +33,12 @@
"author": { "type": "alias", "path": "contrib_names" },
"journal": { "type": "alias", "path": "container_name" },
"date": { "type": "alias", "path": "release_date" },
+ "year": { "type": "alias", "path": "release_year" },
"issn": { "type": "alias", "path": "container_issnl" },
"oa": { "type": "alias", "path": "container_is_oa" },
"longtail": { "type": "alias", "path": "container_is_longtail_oa" },
"release_date": { "type": "date" },
+ "release_year": { "type": "integer" },
"release_type": { "type": "keyword" },
"release_status": { "type": "keyword" },
"language": { "type": "keyword" },