[fpc-pascal] Cross-platform gdbm replacement

Matt Henley nwmatt at gmail.com
Wed Oct 27 17:54:22 CEST 2004

Do a quick search on this list for sqlite.  Its lightweight, cross
platform and public domain.  FPC has a unit to access it (somewhere in
the fpc directory tree... dont have it up at the office) as well as at
least one component that is being worked on.

On Wed, 27 Oct 2004 08:35:17 -0700 (PDT), Alan Mead <cubrewer at yahoo.com> wrote:
> I need to have some simple, cross-platform database functionality...
> at a minimum, I need to be able to write a datafile that is easily
> searched... kind of like a TStringList on disk.  I think dbm/gdbm
> would suffice.  If it had the ability to hold multiple columns and
> several indexes to those columns, that would be even better.  I've
> considered something like MySQL but my needs are light-weight and I
> need a permissive license so it can be included with a commercial
> program and without having a seperate install/config.  And it needs
> to work with FPC and Delphi.
> I'll never need to use SQL or do a join.. the 'where' part will
> always be a simple field value.  I will need to search a few million
> records quickly.  Again, I need a way to write/rewrite the entire
> datafile once and if the indexes get corrupted, I might need to
> reindex.  But basically, I'll only be reading from this data.
> I looked at Delphi's TDataSet class and descendants briefly but that
> seems pretty complicated... I don't know if it's available in FPC.
> Is this available in an existing package?  If not, I think it
> wouldn't be more than a few nights hacking to make this degree of
> functionality...  In fact, if it comes to that I'm torn between
> starting from scratch with my own format or trying to adapt Turbo
> Pascal code that can access existing file formats (e.g., Clipper).
> Any thoughts or solutions would be appreciated.
> -Alan
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