Bucket Aggregations
"terms" aggregation, EK, FIELD, ke, UNIQUE, VALUES, ke, HISAAB, se, documents, ko, "BUCKETS" mein, GROUP, karti, hai — jaise, "category" field, PAR, terms, aggregation, se, HAR, CATEGORY, ka, COUNT, mil, jaata hai.
"range" aggregation, se, NUMERIC, VALUES, ko, CUSTOM, RANGES, mein, BUCKET, kiya, ja, sakta hai. "date_histogram", TIME-BASED, buckets, banata hai — LOG, ANALYTICS, dashboards, ka, FOUNDATION, hai.
GET /products/_search
{
"size": 0,
"aggs": { "by_category": { "terms": { "field": "category.keyword" } } }
}- terms aggregation = field ke unique values ke hisaab se buckets
- range/date_histogram = numeric/time-based buckets
- size:0 se sirf aggregations milte hain, actual hits nahi
"terms" aggregation, EK, FIELD, ke, UNIQUE, VALUES, ke, HISAAB, se, documents, ko, "BUCKETS" mein, GROUP, karti, hai — jaise, "category" field, PAR, terms, aggregation, se, HAR, CATEGORY, ka, COUNT, mil, jaata hai.
GET /products/_search
{
"size": 0,
"aggs": { "by_category": { "terms": { "field": "category.keyword" } } }
}"range" aggregation, se, NUMERIC, VALUES, ko, CUSTOM, RANGES, mein, BUCKET, kiya, ja, sakta hai, (jaise, price, ranges). "date_histogram", TIME-BASED, buckets, (jaise, PER-DAY, PER-HOUR) banata hai — LOG, ANALYTICS, dashboards, ka, FOUNDATION, hai.