apache

As of now we were discussing running some simple basic queries on Presto. This chapter will discuss the important SQL functions. Math Functions Math functions operate on mathematical formulas. Following…

In this chapter, we will discuss how to create and execute queries on Presto. Let us go through Presto supported basic data types. Basic Data Types The following table describes…

In this chapter, we will discuss the administration tools used in Presto. Let’s start with the Web Interface of Presto. Web Interface Presto provides a web interface for monitoring and…

This chapter will discuss the configuration settings for Presto. Presto Verifier The Presto Verifier can be used to test Presto against another database (such as MySQL), or to test two…

This chapter will explain how to install Presto on your machine. Let’s go through the basic requirements of Presto, Linux or Mac OSJava version 8 Now, let’s continue the following…

The architecture of Presto is almost similar to classic MPP (massively parallel processing) DBMS architecture. The following diagram illustrates the architecture of Presto. The above diagram consists of different components.…

Apache Presto is an open source distributed SQL engine. Presto originated at Facebook for data analytics needs and later was open sourced. Now, Teradata joins Presto community and offers support.…

In databases, triggers are the statements/code which gets executed whenever an event occurred. Once you create a trigger to a particular event on a table, the code specified in the…

A database schema is the skeleton structure that represents the logical view of the entire database. It defines how the data is organized and how the relations among them are…