What is the difference between Only match and bool must match query in ES? First, Only use the match query { "query":{ "match":{ "address":"mill" } } } Second, use compound query { "qu...

I have an inverted index (as a dictionary) and I want to take a boolean search query as an input to process it and produce a result. The inverted index is like this: { Test : { FileName1: [213, 1...

iam trying to send a bool query against my elasticSearch, that filters out documents. How can i filter boolean expressions like (A AND B AND C) AND (D OR E OR F) AND G with BooleanQueryBuilder Api ...

What is the quickest way to check if the given pandas series contains a negative value. For example, for the series s below the answer is True. s = pd.Series([1,5,3,-1,7]) 0 1 1 5 2 3 3 -1 4 7 d...

I am working with Room persistent database in my project. I have a table in which there is a column for Boolean values as in 0 or 1, now i want the count of all Boolean values whose value is true (...

How to instantiate a BooleanQuery in Lucene 6.x ? How to use Boolean Query to add other queries in it ? In Lucene 4.x we use BooleanQuery as follow: BooleanQuery booleanQuery = new BooleanQuery(...

I want to filter a group of documents by Year, Format and Content. n pseudo-SQL: SELECT * FROM /test/document WHERE ((format=f1|| format=f2||...|| format=fn) AND (Year!=2013 AND Year!=2015) AND...

I have to query a nested object using Nest, however the query is built in dynamic way. Below is code that demonstrate using query on nested "books" in a static way QueryContainer qry; qry...

I am using Nest Elastic and building the query for a Boolean search using Head plugin , i am combining multiple queries Notes about DB Structure and Elastic Mapping Each document in the data...

I am trying to filter the documents using terms filter. I am not sure how to introduce wildcards in filter. I tried something like this: "filter":{ "bool":{ "must":{ "terms":{ "wildcard" : { ...

Is it possible to combine query_string and bool query in filter query? For Example - { "filter": { "query_string": { "query": "field:text" } }, "bool": { "should": { "match": { "field":...

I was having trouble with the following problem in boolean algebra i.e. A+A'B = A+B I need to prove the above section. I mean its already reduced i can't reduce it further.

I have an index with multiple fields, one of which is a string field in which I store category names for a product... such as "Electronics", "Home", "Garden", etc new StringField("category_name", ...

I want to grab all documents with loId=6 AND (actionType = "SAVE_DATA" OR actionType = "OPEN_SCREEN"). Am I writing this logic incorrectly? Why does my query return 0 results? Note: I'd accept a...

I am trying to implement a unranked boolean retrieval. For this, I need to construct a tree and perform a DFS to retrieve documents. I have the leaf nodes but I am having difficulty to construct th...

I'm looking for a Java/Scala library that can take an user query and a text and returns if there was a matching or not. I'm processing a stream of information, ie: Twitter Stream, and can't afford...