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  • Book Overview & Buying Learning Heroku Postgres
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Learning Heroku Postgres

Learning Heroku Postgres

By : Patrick Rafael de Oliveira Espake
4.3 (4)
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Learning Heroku Postgres

Learning Heroku Postgres

4.3 (4)
By: Patrick Rafael de Oliveira Espake

Overview of this book

Learning Heroku Postgres is targeted at developers and database admins. Even if you're new to Heroku Postgres, you'll be able to master both the basic as well as advanced features of Heroku Postgres. Since Heroku Postgres is incredibly user-friendly, no previous experience in computer coding or programming is required.
Table of Contents (12 chapters)
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9
A. Keyword List
11
Index

Data types

In computer science, data type is a combination of values and operations that one variable can perform. There are a large number of data types available such as integer, float, Boolean, Array, Hash, and many others. PostgreSQL is no different; you have a collection of data types available by default, such as numeric, monetary, character, binary, date/time, Boolean, enumerated, and many others.

In some cases, other kinds of data types are necessary and they aren't installed by default on PostgreSQL. In this section, you will discover the power of some important extensions for data types.

Case-insensitive text – citext

This data type is very useful for working with queries where the data is case insensitive. You can use this feature with an implementation to facilitate your searches, such as searching for products on an e-commerce website.

For you to understand, the data type text is generally used, but it is case sensitive. For example, suppose you have a table with the...

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Learning Heroku Postgres
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