elasticsearch api

Search can be said to be a very common development in the scene, the same this time ...Most of the previous combination is the choice of Mysql + Sphinx, this time because the work is no longer use this combination, although the old combination, but does limit a lot of, and every time with the environment is a problem, very annoying ... This time try to use Elasticsearch + jcseg, because in the document retrieval aspect

Distributed search ElasticSearch cluster creation and simple search instance applications ElasticSearch is not introduced. Distributed ElasticSearch cluster construction method. 1. Create an embedded elasticsearch Node in the program to make it a part of the elasticsearch cl

-B14) Java hotspot (TM) 64-BitServerVM (Build25.45-b02,mixedmode) Three, install Elasticsearch [[emailprotected]~]#pwd/root[[emailprotected]~]#ll|grep search-rw-r--r--1rootroot28478292mar1715:36 Elasticsearch-1.7.2.tar.gz[[emailprotected]~]#tarxfelasticsearch-1.7.2.tar.gz -c/usr/local/#目录结构 [[emailprotected]~]#cd/usr/local/elasticsearch-1.7.2/[[ Emailprotected]

When we are using Elasticsearch, if we are executing with the root permission Elasticsearch ./elasticsearch There will be the following error Exception in thread "main" Java.lang.RuntimeException:don ' t run Elasticsearch as root. At Org.elasticsearch.bootstrap.Bootstrap.initializeNatives (bootstrap.java:94) at

ES can automatically organize nodes of the same cluster name into the cluster by setting "node name" and "Cluster Name", and make many technologies transparent to users. If the user wants to manage the status of the view cluster, it can be done through some rest APIs. Other ES document translation reference: Elasticsearch Document Summary REST API UsageES provides a number of comprehensive APIs

whether a useful tag exists before the end of the tag. if !(“tagA” in [tags] or “tagB” in [tags]) {drop { }} Why can't the index value be sum/average? Why is my field not of the Number type but String type? The grok document is very misleading. % {NUMBER: myfield} means to use the regular expression of a NUMBER to match, and the matched result grok is indexed as a string by default. To specify the index type, you must enter % {NUMBER: myfield: int} And: float. If the index of a field is a

. elasticsearch. action. bulk. bulkshardrequest @ 5989fa07] This is an error message. The cluster status is yellow, that is, the copy is not allocated. At that time, the replica was set to 2 and there was only one node. When you set a replica larger than the allocable machine, if you insert data, the following error may be reported, because the write consistency of ES is quorum by default, that is, the quorum value must be greater than (number of repl

I want to use Elasticsearch for blog posts to do the site search, backstage with PHP. The full fields of the article table articles are as follows: id title content user_id created_at updated_at Now I want to create an index of three fields for the title field, the Content field, and the Updated_at field of the article table. Here is my reference to the official document of the elasticsearch