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Documentation and tests

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Barak Michener 2014-08-23 18:05:04 -04:00
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docs/Configuration.md
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@ -23,7 +23,8 @@ All command line flags take precedence over the configuration file.
* `mem`: An in-memory store, based on an initial N-Quads file. Loses all changes when the process exits.
* `leveldb`: A persistent on-disk store backed by [LevelDB](http://code.google.com/p/leveldb/).
* `mongodb`: Stores the graph data and indices in a [MongoDB](http://mongodb.org) instance. Slower, as it incurs network traffic, but multiple Cayley instances can disappear and reconnect at will, across a potentially horizontally-scaled store.
* `bolt`: Stores the graph data on-disk in a [Bolt](http://github.com/boltdb/bolt) file. Uses more disk space and memory than LevelDB for smaller stores, but is often faster to write to and comparable for large ones, with faster average query times.
* `mongo`: Stores the graph data and indices in a [MongoDB](http://mongodb.org) instance. Slower, as it incurs network traffic, but multiple Cayley instances can disappear and reconnect at will, across a potentially horizontally-scaled store.
#### **`db_path`**
@ -32,9 +33,10 @@ All command line flags take precedence over the configuration file.
Where does the database actually live? Dependent on the type of database. For each datastore:
* `mem`: Path to a triple file to automatically load
* `leveldb`: Directory to hold the LevelDB database files
* `mongodb`: "hostname:port" of the desired MongoDB server.
* `mem`: Path to a triple file to automatically load.
* `leveldb`: Directory to hold the LevelDB database files.
* `bolt`: Path to the persistent single Bolt database file.
* `mongo`: "hostname:port" of the desired MongoDB server.
#### **`listen_host`**
@ -103,8 +105,16 @@ The size in MiB of the LevelDB write cache. Increasing this number allows for mo
The size in MiB of the LevelDB block cache. Increasing this number uses more memory to maintain a bigger cache of triple blocks for better performance.
### Bolt
### MongoDB
#### **`nosync`**
* Type: Boolean
* Default: false
Optionally disable syncing to disk per transaction. Nosync being true means much faster load times, but without consistency guarantees.
### Mongo
#### **`database_name`**