elasticsearch fuzzy search example

For more information about SQL fuzzy queries, see the following:1. Like 'mc % 'searches all strings starting with MC (for example, mcbadden ).2. Like '% Inger' searches all strings ending with the letter Inger (such as ringer and Stringer ).3. Like '% en %' searches for all strings (such as Bennet, green, and mcbadden) containing the letter en at any position ).4. Like '_ heryl' searches for names (such as

For more information about SQL fuzzy queries, see the following: 1. Like 'mc % 'searches all strings starting with MC (for example, mcbadden ).2. Like '% Inger' searches all strings ending with the letter Inger (such as ringer and Stringer ).3. Like '% en %' searches for all strings (such as Bennet, green, and mcbadden) containing the letter en at any position ).4. Like '_ heryl' searches for names (such a

Under MySQL, in the Chinese fuzzy search, often return some unrelatedRecords, such as looking for "%a%", may return a Chinese character, but no a characters exist.I have encountered similar problems before, after a detailed reading of MySQL Manual, found that you canThere is a convenient way to solve the problem and get satisfactory results. Example:• You want t

codeforces 528D Fuzzy Search Original title address : Http://codeforces.com/problemset/problem/528/D Test Instructions:Given a two string s,t (character set size is 4:a, G, C, T), given the threshold K,Defines that the T-string matches at a certain position in the S-string, and that at least one of the characters in the position of the parent string corresponding to the character at any position of the T-s

What is the implementation of the Ibatis fuzzy query? Let's take a look at the example, modeled after Java spring+ibatis+struct with the Castle+ibatisnet+asp.net Development framework of DAO's base class: Basesqlmapdao defines an internal class to assist in fuzzy queries. The internal class code is as follows: protected　internal　　class　KeyWordSearch 　　{ 　　　priva

A fuzzy query similar to id is often used in js, and can be implemented using jquery tools and fuzzy query quot; ^ quot. Here is another example to illustrate eg_1. Search for an id image set on the page and put it in the code first: The Code is as follows: Find the img whose id contains "CBS_1" and use

Oracle full-text search mainly targets CLOB or XMLTYPE fields. Of course varchar2 is also acceptable, and XMLTYPE is essentially CLOB. This article uses C # To implement Orac Oracle full-text search mainly targets CLOB or XMLTYPE fields. Of course varchar2 is also acceptable, and XMLTYPE is essentially CLOB. This article uses C # To implement Orac Content Oracle full-text

Testdrilldownquerywithrange () {try {Indexreader reader = directoryreader.open (directory); Indexsearcher s = new Indexsearcher (reader); Drilldownquery DDQ = new drilldownquery (config); Ddq.add ("ContentLength", Numericrangequery.newlongrange ("ContentLength", 0l, 100l, True, false)); Topdocs docs = S.search (DDQ, Reader.maxdoc ()); SYSTEM.OUT.PRINTLN ("Total number of data queried:" +docs.totalhits); for (Scoredoc ScoreDoc:docs.scoreDocs) {System.out.println (S.doc (Scoredo

This article describes how ThinkPHP implements the ajax search function on the official website. The example demonstrates the background query function and the method of submitting search data by Ajax at the front end. it is a very practical technique, for more information about how to use ThinkPHP to search for ajax o

10g environments, including creating tables and indexes for synchronization and optimization; (2) The SQL statement for full-TEXT search is "SELECT ID FROM DOCS WHERE CONTAINS (TEXT, '% FIRST %')> 0 "; (3) "> 0" is required for a valid Oracle SQL statement, because Oracle SQL does not support Boolean return values of functions; (4) "CONTAINS (TEXT, '% FIRST %')> 0" is different in Oracle 9i and 10g and 11g; (5) recently, the project was changed from

Yii 2.0 provides an example of how to query a table and search by PAGE, yii2.0 Preface I recently learned about yii2.0 and encountered some problems when using yii2.0. Now I want to sort out the search paging method as follows and share it for your reference, let's take a look at the detailed introduction: Master table: {{% article }} Join table: {{% article_clas