hamsterdb 2.1.12 - Release Notes

hamsterdb Embedded Storage is a database engine written in C/C++. It is fast, production-proven and easy to use.

upscaledb is a database engine written in C/C++. It is fast, production-proven and easy to use.

This is the first public release of upscaledb. It's the successor of hamsterdb, and merges the closed-source features of hamsterdb PRO: various compression codecs, AES encryption, CRC32 checksums etc.

The rebranding of hamsterdb to upscaledb came with a few changes, but most of them can be performed with a simple search/replace. See below for a list.

Visual Studio 2010 is no longer supported.

The file format is compatible to 2.1.11.

New Features

All PRO features were merged

Bugfixes

issue #58 (.NET) - fixed crash in ham_strerror
Fixing a bug during recovery where modified pages were not recreated
Make sure that journal is correctly cleared after recovery
Make sure that errors are not ignored when creating remote cursors (thanks, Ciprian Niculescu)

Other Changes

The namespace prefix HAM_ was changed to UPS_
The namespace prefix ham_ was changed to ups_
The remote URL specifier ham:// was changed to ups://
UPS_ENABLE_RECOVERY/HAM_ENABLE_RECOVERY is deprecated; use UPS_ENABLE_TRANSACTIONS instead
The function ham_db_get_key_count was renamed to ups_db_count
The function ham_key_get_approximate_match_type was removed
The functions ham_is_pro, ham_is_pro_evaluation were removed
The flag HAM_FIND_NEAR_MATCH was removed
The flag HAM_FIND_EXACT_MATCH was renamed to UPS_FIND_EQ_MATCH
The function ups_db_get_error was removed
Visual Studio 2010 is no longer supported