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Kristian Mandrup edited this page Mar 8, 2016 · 14 revisions

Here an overview of the Datascript API exported for use from Javascript.

DataScript has a dedicated JS API.

Some examples:

datascript-mori contains some usage examples:

Database

db(conn)
init_db(datoms..., schema)
empty_db(schema)
db_with(db, entities)
entity_db(..)

Queries

q(query, sources)
pull(db, pattern, eid)
pull_many(db, pattern, eids)

entity(db, eid)
filter(db, pred)

Misc

touch(..)
is_filtered(..)
resolve_tempid(tempids, tempid)
index_range(db, attr, start end)

Connection

create_conn(schema)
conn_from_db(db)
conn_from_datoms(datoms, schema)
reset_conn(conn, db, tx-meta)

Transaction

transact(conn, entities..., tx-meta)

Listeners

listen(conn, callback)
unlisten(conn, key)

Datoms

datoms(db, index, components)
seek_datoms(db, index, components)

Unique IDs

squuid()
squuid_time_millis(uuid)
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