DBM

Introduction

The DBM class provides a wrapper to a Unix-style dbm or Database Manager library.

Dbm databases do not have tables or columns; they are simple key-value data stores, like a Ruby Hash except not resident in RAM. Keys and values must be strings.

The exact library used depends on how Ruby was compiled. It could be any of the following:

• The original ndbm library is released in 4.3BSD. It is based on dbm library in Unix Version 7 but has different API to support multiple d

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