Elasticsearch migration July 2019 codesprint

Where?

Address:

Monday: Olivier, Florent in camptocamp / Jose, Francois at the farm
Tuesday/Wednesday: at the farm, 321, Route de la Mollière, Saint-Pierre-de-Genebroz, Chambéry, Savoie, Auvergne-Rhône-Alpes, France
Thursday: All in camptocamp
Friday: Olivier, Florent in camptocamp / Jose, Francois at the farm

Map: https://www.openstreetmap.org/search?query=321%20route%20de%20la%20molli%C3%A8re%2073360#map=19/45.46277/5.75553

Who?

Florent
Olivier
Jose
Francois
Pierre ?
Michel ?

Agenda

PR: https://github.com/geonetwork/core-geonetwork/pull/2830

UI & search (Florent & Olivier)
- Facet / Improve CSS
- Facet / Support tree
- Facet / Support negative switch
- Facet / More values https://www.elastic.co/guide/en/elasticsearch/reference/current/search-aggregations-bucket-terms-aggregation.html#search-aggregations-bucket-terms-aggregation-size
- Facet / Config UI
- Search / Return in _source only the field required by the UI (performance)
- Search / Map / Restore bbox
- Related records
Indexing & search
- Synonyms
Core (Jose & Francois)
- CSW (Jose)
- Paging,
- Select all,
- MEF2 export,
- PDF export,
- CSV export,
- Update field in index (instead of reindex all)
- Index related
- ... onlyMyRecord, getTitleFromIndex eg. buildMetadataStatusResponses, retrieveMetadataIndexField
- GN Harvester
Tests https://www.elastic.co/guide/en/elasticsearch/reference/current/integration-tests.html
Install
- Docker setup (Pierre?)

Summary

Details

Facet / Support tree

Index a field with a separator eg "Hydrologie/Salinité" (could be resourceType/(serviceType|spatialRepType)/(format)
Define field in index

"settings": {
    "analysis": {
      "analyzer": {
        "pathAnalyzer": {
          "tokenizer": "pathTokenizer"
        }
      },
      "tokenizer": {
        "pathTokenizer": {
          "type": "path_hierarchy",
          "delimiter": "/",
          "replacement": "/",
          "skip": 0,
          "reverse": false
        }
      }
    }
  },
...
  "mappings": {
    "dynamic_templates": [
        {
          "stringPathType": {
            "match": "ft_*_s_tree",
            "mapping": {
              "type":     "keyword",
              "fielddata": true,
              "analyzer": "pathAnalyzer",
              "search_analyzer": "keyword"
            }
          }
        },