Hi Kriangkrai, > > Only when an object is accessed (value, property list etc.), it is > > automatically loaded into the Lisp heap as an "external" symbol. > > And once loaded, they can be garbage collected when needed, right?
Yes. The garbage collector knows about external symbols, and handles them specially. For example, it won't throw away a symbol that is dirty (not yet committed). > > The current database files are in a binary format (called "PLIO" for > > PicoLisp I/O). This is the same format as written and read by the 'pr' > > and 'rd' functions. > > And try following and have no success (the database file is still in binary). > > (let (rd read pr print) > (pool "/tmp/t.db") > (set *DB "Hello world") (put *DB 'a 11) > (commit) ) True. This will not work, as the low level DB-I/O routines do not really call 'rd' and 'pr', but some internally hard-coded equivalents. It is just the format that is the same. Cheers, - Alex -- UNSUBSCRIBE: mailto:picol...@software-lab.de?subject=unsubscribe