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require 'tokyocabinet'
include TokyoCabinet
# create the object
fdb = FDB::new
# open the database
if !fdb.open("casket.tcf", FDB::OWRITER | FDB::OCREAT)
ecode = fdb.ecode
STDERR.printf("open error: %s\n", fdb.errmsg(ecode))
end
# store records
if !fdb.put(1, "one") ||
!fdb.put(12, "twelve") ||
!fdb.put(144, "one forty four")
ecode = fdb.ecode
STDERR.printf("put error: %s\n", fdb.errmsg(ecode))
end
# retrieve records
value = fdb.get(1)
if value
printf("%s\n", value)
else
ecode = fdb.ecode
STDERR.printf("get error: %s\n", fdb.errmsg(ecode))
end
# traverse records
fdb.iterinit
while key = fdb.iternext
value = fdb.get(key)
if value
printf("%s:%s\n", key, value)
end
end
# hash-like usage
fdb[1728] = "seventeen twenty eight"
printf("%s\n", fdb[1728])
fdb.each do |key, value|
printf("%s:%s\n", key, value)
end
# close the database
if !fdb.close
ecode = fdb.ecode
STDERR.printf("close error: %s\n", fdb.errmsg(ecode))
end
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