Elasticsearch 学习笔记 高级查询
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以下查询
POST 127.0.0.1:9200/book/_search
1、多条件查询
{"query":{"multi_match":{"query":"chenjie","fields":["auther","title"]}}}{ "took": 11, "timed_out": false, "_shards": { "total": 3, "successful": 3, "skipped": 0, "failed": 0 }, "hits": { "total": 1, "max_score": 1.2029922, "hits": [ { "_index": "book", "_type": "novel", "_id": "AV8jW8WW4oF9V8mhiGCp", "_score": 1.2029922, "_source": { "word_count": "4000", "author": "chenjie", "title": "chenjie传", "publish_date": "1994-09-27" } } ] }}2、使用AND OR
{"query":{"query_string":{"query":"(chenjie AND 入门) OR 活着 "}}}{ "took": 10, "timed_out": false, "_shards": { "total": 3, "successful": 3, "skipped": 0, "failed": 0 }, "hits": { "total": 2, "max_score": 1.9439287, "hits": [ { "_index": "book", "_type": "novel", "_id": "1", "_score": 1.9439287, "_source": { "doc": { "title": "活着" }, "title": "活着", "word_count": 9000, "author": "余华", "publish_date": "2017-10-16" } }, { "_index": "book", "_type": "novel", "_id": "AV8i0A5k4oF9V8mhiGCh", "_score": 1.7533967, "_source": { "word_count": "1000", "author": "chenjie", "title": "Java从入门到放弃", "publish_date": "1995-08-19" } } ] }}3、指定查询的范围
{"query":{"query_string":{"query":"(chenjie AND 入门) OR 活着 ","fields":["title","author"]}}}结果：
{ "took": 8, "timed_out": false, "_shards": { "total": 3, "successful": 3, "skipped": 0, "failed": 0 }, "hits": { "total": 2, "max_score": 1.8134993, "hits": [ { "_index": "book", "_type": "novel", "_id": "AV8i0A5k4oF9V8mhiGCh", "_score": 1.8134993, "_source": { "word_count": "1000", "author": "chenjie", "title": "Java从入门到放弃", "publish_date": "1995-08-19" } }, { "_index": "book", "_type": "novel", "_id": "1", "_score": 1.6831388, "_source": { "doc": { "title": "活着" }, "title": "活着", "word_count": 9000, "author": "余华", "publish_date": "2017-10-16" } } ] }}4、查询指定的列为给定条件的
{"query":{"term":{"author":"chenjie"}}}结果：
{ "took": 6, "timed_out": false, "_shards": { "total": 3, "successful": 3, "skipped": 0, "failed": 0 }, "hits": { "total": 3, "max_score": 0.6931472, "hits": [ { "_index": "book", "_type": "novel", "_id": "AV8i0A5k4oF9V8mhiGCh", "_score": 0.6931472, "_source": { "word_count": "1000", "author": "chenjie", "title": "Java从入门到放弃", "publish_date": "1995-08-19" } }, { "_index": "book", "_type": "novel", "_id": "AV8i0JvQ4oF9V8mhiGCi", "_score": 0.47000363, "_source": { "word_count": "2000", "author": "chenjie", "title": "MySql从删库到跑路", "publish_date": "1994-09-27" } }, { "_index": "book", "_type": "novel", "_id": "AV8jW8WW4oF9V8mhiGCp", "_score": 0.47000363, "_source": { "word_count": "4000", "author": "chenjie", "title": "chenjie传", "publish_date": "1994-09-27" } } ] }}5、范围，日期
{"query":{"range":{"publish_date":{"gt":"1990-01-01","lte":"now"}}}}结果：
{ "took": 303, "timed_out": false, "_shards": { "total": 3, "successful": 3, "skipped": 0, "failed": 0 }, "hits": { "total": 5, "max_score": 1, "hits": [ { "_index": "book", "_type": "novel", "_id": "AV8i0JvQ4oF9V8mhiGCi", "_score": 1, "_source": { "word_count": "2000", "author": "chenjie", "title": "MySql从删库到跑路", "publish_date": "1994-09-27" } }, { "_index": "book", "_type": "novel", "_id": "AV8i0UpQ4oF9V8mhiGCj", "_score": 1, "_source": { "word_count": "8000", "author": "路遥", "title": "平凡的世界", "publish_date": "2000-01-01" } }, { "_index": "book", "_type": "novel", "_id": "AV8jW8WW4oF9V8mhiGCp", "_score": 1, "_source": { "word_count": "4000", "author": "chenjie", "title": "chenjie传", "publish_date": "1994-09-27" } }, { "_index": "book", "_type": "novel", "_id": "AV8i0A5k4oF9V8mhiGCh", "_score": 1, "_source": { "word_count": "1000", "author": "chenjie", "title": "Java从入门到放弃", "publish_date": "1995-08-19" } }, { "_index": "book", "_type": "novel", "_id": "1", "_score": 1, "_source": { "doc": { "title": "活着" }, "title": "活着", "word_count": 9000, "author": "余华", "publish_date": "2017-10-16" } } ] }}6、filter指定列
{"query":{"bool":{"filter":{"term":{"word_count": 1000}}}}}结果：
{ "took": 16, "timed_out": false, "_shards": { "total": 3, "successful": 3, "skipped": 0, "failed": 0 }, "hits": { "total": 1, "max_score": 0, "hits": [ { "_index": "book", "_type": "novel", "_id": "AV8i0A5k4oF9V8mhiGCh", "_score": 0, "_source": { "word_count": "1000", "author": "chenjie", "title": "Java从入门到放弃", "publish_date": "1995-08-19" } } ] }}7、固定分数
{"query":{"constant_score":{"filter":{"match":{"author":"chenjie"}}}}}{ "took": 30, "timed_out": false, "_shards": { "total": 3, "successful": 3, "skipped": 0, "failed": 0 }, "hits": { "total": 3, "max_score": 1, "hits": [ { "_index": "book", "_type": "novel", "_id": "AV8i0JvQ4oF9V8mhiGCi", "_score": 1, "_source": { "word_count": "2000", "author": "chenjie", "title": "MySql从删库到跑路", "publish_date": "1994-09-27" } }, { "_index": "book", "_type": "novel", "_id": "AV8jW8WW4oF9V8mhiGCp", "_score": 1, "_source": { "word_count": "4000", "author": "chenjie", "title": "chenjie传", "publish_date": "1994-09-27" } }, { "_index": "book", "_type": "novel", "_id": "AV8i0A5k4oF9V8mhiGCh", "_score": 1, "_source": { "word_count": "1000", "author": "chenjie", "title": "Java从入门到放弃", "publish_date": "1995-08-19" } } ] }}固定分数给定分数：
{"query":{"constant_score":{"filter":{"match":{"author":"chenjie"}},"boost":2}}}8、使用should关键字，或逻辑
{"query":{"bool":{"should":[{"match":{"author":"chenjie"}},{"match":{"title":"java"}}]}}}结果：
{ "took": 9, "timed_out": false, "_shards": { "total": 3, "successful": 3, "skipped": 0, "failed": 0 }, "hits": { "total": 3, "max_score": 1.2533233, "hits": [ { "_index": "book", "_type": "novel", "_id": "AV8i0A5k4oF9V8mhiGCh", "_score": 1.2533233, "_source": { "word_count": "1000", "author": "chenjie", "title": "Java从入门到放弃", "publish_date": "1995-08-19" } }, { "_index": "book", "_type": "novel", "_id": "AV8i0JvQ4oF9V8mhiGCi", "_score": 0.47000363, "_source": { "word_count": "2000", "author": "chenjie", "title": "MySql从删库到跑路", "publish_date": "1994-09-27" } }, { "_index": "book", "_type": "novel", "_id": "AV8jW8WW4oF9V8mhiGCp", "_score": 0.47000363, "_source": { "word_count": "4000", "author": "chenjie", "title": "chenjie传", "publish_date": "1994-09-27" } } ] }}9、使用must完成与逻辑
{"query":{"bool":{"must":[{"match":{"author":"chenjie"}},{"match":{"title":"java"}}]}}}结果：
{ "took": 14, "timed_out": false, "_shards": { "total": 3, "successful": 3, "skipped": 0, "failed": 0 }, "hits": { "total": 1, "max_score": 1.2533233, "hits": [ { "_index": "book", "_type": "novel", "_id": "AV8i0A5k4oF9V8mhiGCh", "_score": 1.2533233, "_source": { "word_count": "1000", "author": "chenjie", "title": "Java从入门到放弃", "publish_date": "1995-08-19" } } ] }}9、must + filter
{"query":{"bool":{"must":[{"match":{"author":"chenjie"}},{"match":{"title":"java"}}],"filter":{"term":{"word_count":1000}}}}}结果：
{ "took": 6, "timed_out": false, "_shards": { "total": 3, "successful": 3, "skipped": 0, "failed": 0 }, "hits": { "total": 1, "max_score": 1.2533233, "hits": [ { "_index": "book", "_type": "novel", "_id": "AV8i0A5k4oF9V8mhiGCh", "_score": 1.2533233, "_source": { "word_count": "1000", "author": "chenjie", "title": "Java从入门到放弃", "publish_date": "1995-08-19" } } ] }}10、must not
{"query":{"bool":{"must_not":{"term":{"author":"chenjie"}}}}}结果：
{ "took": 9, "timed_out": false, "_shards": { "total": 3, "successful": 3, "skipped": 0, "failed": 0 }, "hits": { "total": 2, "max_score": 1, "hits": [ { "_index": "book", "_type": "novel", "_id": "AV8i0UpQ4oF9V8mhiGCj", "_score": 1, "_source": { "word_count": "8000", "author": "路遥", "title": "平凡的世界", "publish_date": "2000-01-01" } }, { "_index": "book", "_type": "novel", "_id": "1", "_score": 1, "_source": { "doc": { "title": "活着" }, "title": "活着", "word_count": 9000, "author": "余华", "publish_date": "2017-10-16" } } ] }}阅读全文
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