15 Aug 2006 cbbrowne   » (Master)

Yay! There is now pl/scheme, a PostgreSQL procedural language handler for the Scheme programming language, specifically GNU Guile .

This allows implementing database stored procedures in Scheme.

It's a bit underdocumented at this point; it is not clearly documented how database parameters are passed into the Scheme level. The examples don't use Scheme functions; they instead use let structures, which is definitely more interesting...

What is also unclear is what the interaction between the database engine and the Guile interpreter is; open questions would include:

  • Does it spawn a separate instance for each backend?
  • Where does shared code reside, if anywhere?

It points me to wanting to get a PL/CLISP going...

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