What is the method for sorting queries in Elasticsearch?
Elasticsearch offers various methods for conducting sorted searches.
- arrange or organize
- age – number of years someone has lived
GET /index/_search
{
"query": {
"match_all": {}
},
"sort": [
{ "age": "asc" }
]
}
- arrange
- “Writing”
GET /index/_search
{
"query": {
"match_all": {}
},
"sort": [
{
"_script": {
"type": "number",
"script": {
"source": "doc['age'].value * params.multiplier",
"params": {
"multiplier": 2
}
},
"order": "asc"
}
}
]
}
- arrange
- The distance between two geographical locations.
GET /index/_search
{
"query": {
"match_all": {}
},
"sort": [
{
"_geo_distance": {
"location": {
"lat": 40.712776,
"lon": -74.005974
},
"order": "asc",
"unit": "km"
}
}
]
}
These are some common sorting query methods, and you can choose the appropriate method based on specific needs for sorting queries.