datahike.index.interface — io.replikativ/datahike 0.6.1541

All the functions in this namespace must be implemented for each index type

add-konserve-handlers clj multimethod

Adds read and write handlers for the index data types.

default-index-config clj multimethod

Returns the default index configuration.

empty-index clj multimethod

Creates an empty index

IIndex clj protocol

-remove clj

(-remove index datom index-type op-count)

Removes a datom from the index

-count clj

(-count index)

Returns the number of datoms in the index

-slice clj

(-slice index from to index-type)

Returns a slice of the index

-transient clj

(-transient index)

Returns a transient version of the index

-persistent! clj

(-persistent! index)

Returns a persistent version of the index

-temporal-upsert clj

(-temporal-upsert index datom index-type op-count old-datom)

Inserts or updates a datom in a history index

-temporal-insert clj

(-temporal-insert index datom index-type op-count)

Inserts a datom in a history index

-all clj

(-all index)

Returns a sequence of all datoms in the index

-insert clj

(-insert index datom index-type op-count)

Inserts a datom into the index

-upsert clj

(-upsert index datom index-type op-count old-datom)

Inserts or updates a datom into the index

-mark clj

(-mark index)

Return konserve addresses that should be whitelisted for mark and sweep gc.

-flush clj

(-flush index backend)

Saves the changes to the index to the given konserve backend

-seq clj

(-seq index)

Returns a sequence of all datoms in the index

init-index clj multimethod

Creates an index with datoms

konserve-backend clj multimethod

Returns a konserve store capable of handling the index. Used for flushing.