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The Axiom Book
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The Axiom Book
¶
Contents:
Introduction
What is Axiom?
Why this book?
Installation
Using pip
Items
Attributes
Creating items and accessing attributes
Static, strong typing
Defaults and unspecified values
Type names
Stores
Adding objects to stores
Basic querying
Finding unique objects
Creating items unless they exist already
Getting parts of the data
Aggregate data: sums, counts, averages
More advanced attribute comparisons
Checking if something is part of a fixed set
Transactions
Powerups
Adaptation
Adding powerups
In-memory powerups
Removing powerups
Upgrading schemata
Schema versions and upgrader functions
A simple example: adding a field
Writing upgrade logic to change a value
Attribute copying upgraders
Deleting upgraders
Indices and tables
¶
Index
Module Index
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