elastic and solr

elasticsearch/README.md

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+---
+gitea: none
+include_toc: true
+---
+# Elasticsearch
+
+## Show Indizes
+
+```
+curl 'localhost:9200/_cat/indices?v&h=i,tm&s=tm:desc'
+```
+
+## Show Version
+
+```
+curl -XGET 'localhost:9200'
+  or
+/usr/share/elasticsearch/bin/elasticsearch --version
+```
+
+## memory too low
+
+```
+root@nbrutishauser:/home/roru/atom# sysctl -w vm.max_map_count=262144
+```

solr/README.md

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+---
+gitea: none
+include_toc: true
+---
+# Solr
+
+Home-Verzeichnis von Solr: `/opt/solr-9.0.0/server/solr`
+
+## Curl Commands
+
+### Select by updated (from <date> to infinite)
+
+```
+curl -X GET "http://localhost:8983/solr/beispiel-core/select?q=updated_on:\[2020-04-02T15:13:30Z%20TO%20*\]"
+```
+
+### Show Schema
+
+```
+curl -X GET -u solr:daspasswort "https://solr.beispiel-access-stage.whatever.info/solr/beispiel-access/schema"
+```
+
+### Show Fields
+
+```
+curl -X GET -u solr:daspasswort "https://solr.beispiel-access-stage.whatever.info/solr/beispiel-access/schema/fields"
+```
+
+### Update Field
+
+```
+curl -X POST -H 'Content-type:application/json' -u solr:daspasswort --data-binary '{
+  "replace-field":{
+    "name":"updated_on",
+    "type":"pdate",
+    "indexed":true }
+}' "https://solr.beispiel-access-stage.whatever.info/solr/beispiel-access/schema"
+```
+
+### Send documents
+
+```
+curl -X POST -H 'Content-Type: application/json' -u solr:<password> 'https://solr.beispiel-access-stage.whatever.info/solr/beispiel-access/update?commitWithin=1000' --data-binary @standardOutput.json
+```
+
+### Delete document by id
+
+```
+curl -X POST -H 'Content-Type: text/xml' -u solr:<password> 'https://solr.beispiel-access-stage.whatever.info/solr/beispiel-access/update?commit=true' --data-binary '<delete><id>111-1</id></delete>'
+```
+
+### Delete ALL documents (CAUTION
+
+```
+curl -X POST -H 'Content-Type: text/xml' -u solr:<password> 'https://solr.beispiel-access-stage.whatever.info/solr/beispiel-access/update?commit=true' --data-binary '<delete><query>*:*</query></delete>'
+```