elasticsearch filter duplicates

Here is a very good article, very good, translation and collation of a bit, English is good, suggest directly read the original: http://euphonious-intuition.com/2013/05/all-about-elasticsearch-filter-bitsets/Elasticsearch There are bool filter, and, or, not filter, these loo

from it3 as 4 Insert intodbo. Bulktesttable (ID,USERNAME,PWD)5 Select * from @paratable A6 WHERE not EXISTS(Selectb.ID fromBulktesttable BWHEREb.ID=a.id)7 SELECT * from @paratable A where EXISTS (SELECT b.id from bulktesttable B WHERE b.id=a.id) --Query for duplicate records8 GO Here, my id is not autogrow, just the primary key, so here is the ID to determine whether the record is unique or duplicate Next, write an import method in C # code that calls this stored procedure. The parameter

Title description (60 points): Enter a string of lowercase letters (A~Z) through the keyboard. Write a string filter to filter out characters that are not the first occurrence if multiple identical characters appear in the string. For example, the string "ABACACDE" filter result is "ABCDE". Required implementation functions: void Stringfilter (const char *PINPU

This chapter is translated from the Elasticsearch official guide Controlling relevance a chapter. Ascending based on a subset of filters (boosting Filtered subsets)Back to the problem that was dealt with in ignoring TF/IDF (ignoring TF/IDF), we needed to calculate their relevance score based on the number of selling points per resort. We want to use the cached filter to influence the score, while Function_s

": {"Path":"Nna_risks","Filter": {"exists": {"Field":"nna_risks.ina_id"}}}} }, "Aggs":{ "level0":{ "Terms":{ "Script":"doc[' Inp_type '].value" } } }}Result set:Took:14timed_out:false? _shards{}total:25Successful:25failed:0? Hits{}total:31617max_score:0 hits[]? aggregations{}? level0{}doc_count_error_upper_bound:0sum_other_doc_count:0? Buckets[]key: "3"Doc_count:18634Key:"1"Doc_count:7464Key:"2"