level-dat v4.4.3

level-dat

LevelDB storage backend for Dat

npm install level-dat

Usage

var ldat = require('level-dat')

db = ldat(db) // where db is levelup instance
db.createReadStream().on('data', console.log)

API

In general the API is the same as the levelup api

db.put(key, value, [opts], [cb])

Insert a key and value. Use opts.version = number to specify the version.

db.get(key, [opts], cb)

Get a key and value and version.

db.del(key, [cb])

Delete a key.

var subdb = db.subset(name)

Create a subset database that will be versioned and replicated as well

db.stat(cb)

Returns a digest of all rows in the database.

db.createReadStream([opts])

Create a read stream to the database. Data includes the version.

db.createValueStream([opts])

Only get the values.

db.createKeyStream([opts])

Only get the keys.

db.createVersionStream(key, [opts])

Get all stored versions of a key.

db.createWriteStream([opts])

Stream data into the database. Data can include versions.

db.createChangesReadStream([opts])

Get a change feed stream from the database. Set options.since = change to only get a partial stream and options.data to get the data as well.

db.createChangesWriteStream([opts])

Pipe a change feed into the change write stream to replicate a database.

License

MIT