August 2019
Intermediate to advanced
560 pages
13h 41m
English
Content preview from Advanced Elasticsearch 7.0
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Elasticsearch SQL language
SQL stands for Structured Query Language, a programming language that is used for the following purposes:
- Defining data (such as create, alter, and drop commands in DDL)
- Manipulating data (such as insert, update, and delete in DML)
- Resolving queries (such as select, describe, and show in DQL)
- Controlling data access (such as grant and revoke in DCL)
- Dealing with the transaction (such as commit and rollback in TCL) for relational databases
Elasticsearch SQL does not have a DCL (Data Control Language) and TCL (Transactional Control Language) in its current version. To understand this language better, we will follow six aspects, including keywords, data types, operators, functions, and lexical structure, to study ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.