随笔分类 -  es

elasticsearch查询时不区分大小写
摘要："settings": { "analysis": { "normalizer": { "my_normalizer": { "type": "custom", "filter": ["lowercase", "asciifolding"] } } } }, "mappings": { "type" 阅读全文
posted @ 2022-06-27 10:41 冰镇李子园 阅读(184) 评论(0) 推荐(0)
es索引数据的迁移
摘要：1.创建新索引 创建新索引时将setting改为： "settings": { "number_of_replicas": 0, "number_of_shards": 3, "refresh_interval": "-1" } 修改了number_of_replicas和refresh_inter 阅读全文
posted @ 2022-06-27 09:59 冰镇李子园 阅读(947) 评论(0) 推荐(0)
es 新增字段并赋予默认值
摘要：1.先增加后赋值 PUT item_sku/_mapping { "properties": { "shop-bag": { "type": "integer" } } } POST item_sku/_update_by_query { "query": { "bool": { "must_not 阅读全文
posted @ 2022-04-11 15:35 冰镇李子园 阅读(2290) 评论(2) 推荐(0)
es聚合查询语句
摘要：POST activity_skc/_search { "query": { "match_all": {} }, "size": 0, "aggs": { "brandAgg": { "terms": { "field": "brand_id", "size": 20, "order": { "s 阅读全文
posted @ 2021-12-16 15:29 冰镇李子园 阅读(196) 评论(0) 推荐(0)
java使用es
摘要：QueryBuilder 查询条件 BoolQueryBuilder .must/.should/.notmust 查询条件连接 NativeSearchQueryBuilder 执行查询 TermsAggregationBuilder 聚合：查询出的数据分组 阅读全文
posted @ 2021-12-15 11:32 冰镇李子园 阅读(135) 评论(0) 推荐(0)