- tc-hdb-open FILE #!key FLAGS TUNE-OPTS MUTEX? NUM-BUCKETS RECORD-ALIGNMENT NUM-FREE-BLOCKS CACHE-LIMIT MMAP-SIZEprocedure
Returns a HDB object as a c-pointer. FLAGS specifies creation and locking behavior; by default files are opened for reading (TC_HDBOREADER), writing (TC_HDBOWRITER) and creating (TC_HDBOCREAT).
TUNE-OPTS, along with the other keywords specify options to the tchdbtune function. MUTEX? opens the file under mutex mode (as with tchdbsetmutex).