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- Teradata Tutorial
- Audience
- Prerequisites
Teradata is a popular Relational Database Management System (RDBMS) suitable for large data warehousing applications. It is capable of handling large volumes of data and is highly scalable. This tutorial provides a good understanding of Teradata Architecture, various SQL commands, Indexing concepts and Utilities to import/export data.
This tutorial is designed for software professionals who are willing to learn Teradata concepts and become a Teradata developer. By the end of this tutorial, you will have gained intermediate level of expertise in Teradata.
You should have a basic understanding of Relational concepts and basic SQL. It will be good if you have worked with any other RDBMS product.
Functions and Operators » 15.2. Comparison Functions and Operators. View page source. 15.2. Comparison Functions and Operators. Comparison Operators. Range Operator: BETWEEN. The BETWEEN operator tests if a value is within a specified range. It uses the syntax value BETWEEN min AND max: SELECT 3 BETWEEN 2 AND 6;
Dec 30, 2023 · Next in this Teradata Database tutorial, we will learn about Teradata SQL commands. Types of Teradata SQL commands. Teradata Database supports following basic SQL commands: Data Definition Language (DDL) commands; Data Control Language (DCL) commands; Data Manipulation Language (DML) commands; Data Definition Language commands
Date and Time Functions. current_date -> date. Returns the current date as of the start of the query. current_time -> time with time zone. Returns the current time as of the start of the query. current_timestamp -> timestamp with time zone. Returns the current timestamp as of the start of the query. current_timezone() → varchar.
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I am sharing below some Teradata SQL queries which can quickly help you brush your SQL. I have tried to cover all the common SQL operations in Teradata and will keep on adding more. Hope this helps. Teradata SQL Cheat Sheet. [DDL] CREATE / ALTER / DROP / RENAME TABLE : 19 Queries. SELECT : 38 Queries. Metadata/System Tables & Views : 11 Queries.
Apr 23, 2023 · Teradata SQL is a dialect of ANSI SQL that includes extensions and optimizations specifically tailored for the Teradata database system. The core SQL commands and syntax, such as SELECT, INSERT, UPDATE, and DELETE, remain the same. Still, Teradata SQL introduces additional functionality and optimizations that cater to the unique requirements of ...
