clj-halodb.core — clj-halodb 0.0.4

close clj

(close db)

db? clj

(db? x)

Returns whether it is an instance of HaloDB.

default-directory clj

delete clj

(delete db k)

get clj

(get db k)

(get db k f)

Returns a result string of fetching value with given key from the db. If f is specified, f is applied to the result and returns it.

get-bytes clj

(get-bytes db k)

(get-bytes db k f)

Returns a result bytes of fetching value with given key from the db. If f is specified, f is applied to the result and returns it.

open clj

(open)

(open directory)

(open directory opts)

Returns a new HaloDB instance. The default directory is 'halodb-store'.

options clj

(options)

(options {:keys [compaction-threshold-per-file max-file-size
                 max-tombstone-file-size flush-data-size-bytes sync-write
                 number-of-records compaction-job-rate
                 clean-up-in-memory-index-on-close
                 clean-up-tombstone-during-open use-memory-pool fixed-key-size
                 memory-pool-chunk-size build-index-threads]
          :as opts})

Returns a new HaloDBOptions instance. The argument opts can contain key-values named as following:

:compaction-threshold-per-file :max-file-size :max-tombstone-file-size :flush-data-size-bytes :sync-write :number-of-records :compaction-job-rate :clean-up-in-memory-index-on-close :clean-up-tombstone-during-open :use-memory-pool :fixed-key-size :memory-pool-chunk-size :build-index-threads

Please refer the official documents of yahoo/HaloDB.

pause-compaction clj

(pause-compaction db)

put clj

(put db m)

(put db m f)

Put the given map into the db. If f is specified, f is applied to the value before putting.

reset-stats clj

(reset-stats db)

resume-compaction clj

(resume-compaction db)

size clj

(size db)

stats clj

(stats db)