Numstore Documentation

Numstore is an ACID database for arrays. This page is a summary of the Numstore docs.

Start here

• Getting started - install Numstore and run your first queries in Python or C.
• Glossary - the words that these documents use.

Tutorials

You learn best by doing.

• The query language - make variables, then insert, write, read and remove data.
• Transactions - group queries, then commit or roll back.
• Type sizes - calculate the size of a type. Then check your answers.
• Crash recovery - crash a process and see what Numstore keeps.

How-to guides

You want straight to the point information on how to use Numstore.

• Build and link the C library
• Handle errors
• Use transactions in C
• Read a large variable in chunks
• Let Numstore allocate the buffer
• Store structs and arrays from C
• Inspect variables
• Reuse a query with a plan
• Use smart files
• Move data in and out from Python
• Back up a database

Concepts

Numstore concepts and ideas

• Why Numstore
• The type system
• Transactions and concurrency
• Durability and crash recovery
• The error model