Elasticsearch 7.13: Search Templates Guide

Introduction

Search is critical in the airline industry. From looking up flights to sorting them based on various criteria, Elasticsearch provides a powerful toolset. This guide walks you through creating a search template in Elasticsearch 7.13 for an airline’s flight data.

Set-up

Before you start, ensure you have access to an Elasticsearch and Kibana instance. Log in to Kibana using your credentials.

Screenshot: Kibana Login Screen

Creating the flights_template Search Template

1. Open the Kibana Console.
2. Create a new search template called flights_template.

Here’s a code snippet:

PUT _scripts/flights_template
{
  "script": {
    "lang": "mustache",
    "source": {
      "from": "{{from}}{{^from}}0{{/from}}",
      "size": "{{size}}{{^size}}25{{/size}}",
      "query": {
        "bool": {
          "must": [
            {
              "wildcard": {
                "Carrier": {
                  "value": "{{carrier}}{{^carrier}}*{{/carrier}}",
                  "case_insensitive": true
                }
              }
            },
            {
              "wildcard": {
                "OriginCityName": {
                  "value": "{{origin}}{{^origin}}*{{/origin}}"…