- reference links www.youtube.com/watch?v=C-J…
Elasticsearch and Kibana 介绍 www.youtube.com/watch?v=gS_…
Data is stored as documents Documents are grouped into an index
- basic query operations
must == AND should == OR must_not == NOT filter == filter out
- nested boolean queries field_A is (A or B) and not (C or D)
{
"query": {
"bool": {
"should": [
{
"match": {
"last_name": "A"
}
},
{
"match": {
"last_name": "B"
}
}
],
"must_not": [
{
"bool": {
"should": {
"match": {
"about": "c"
},
"match": {
"about": "D"
}
}
}
}
]
}
}
}
