GraphDB

Configuration for connecting to GraphDB backend¤

Configuration example:

This example configures a connection with HTTPS to a remote graphdb store (https://remote:7200) using the workbench import directory which is shared with the GraphDB instance. The repository will be created on startup of CMEM.

store:
  type: graphdb
  owlImportsResolution: true
  authorization: REWRITE_FROM
  graphdb:
    host: "remote"
    port: 7200
    ssl-enabled: true
    repository: "newRepository"
    username: "admin"
    password: "admin"
    importDirectory: "/shared/mount"
    useDirectTransfer: false
    createRepositoryOnStartup: true

Property: store.type

The type of the store must be set to “graphdb”

Category	Value
Default	graphdb
Required	true
Valid values	GRAPHDB
Environment	STORE_TYPE

Specific settings for GraphDB¤

Property: store.graphdb.host

The host of the GraphDB database

Category	Value
Default	none
Required	true
Valid values	string
Environment	STORE_GRAPHDB_HOST

Property: store.graphdb.port

The port of the GraphDB database

Category	Value
Default	7200
Required	false
Valid values	integer
Environment	STORE_GRAPHDB_PORT

Property: store.graphdb.ssl-enabled

Whether SSL is enabled or not (http vs. https)

Category	Value
Default	false
Required	false
Valid values	boolean
Environment	STORE_GRAPHDB_SSL_ENABLED

Property: store.graphdb.repository

The name of the repository to connect to

Category	Value
Default	cmem
Required	false
Valid values	string
Environment	STORE_GRAPHDB_REPOSITORY

Property: store.graphdb.username

The user name to connect with

Category	Value
Default	user
Required	true
Valid values	string
Environment	STORE_GRAPHDB_USERNAME

Property: store.graphdb.password

The credentials of the given user

Category	Value
Default	password
Required	true
Valid values	string
Environment	STORE_GRAPHDB_PASSWORD

Property: store.graphdb.importDirectory

Import directory to be utilized in the “workbench import with shared folder” approach. Not relevant when useDirectTransfer is true. Must be set when useDirectTransfer is false.

Category	Value
Default	none
Required	false
Valid values	string
Environment	STORE_GRAPHDB_IMPORTDIRECTORY

Property: store.graphdb.useDirectTransfer

Set to true to use the native Graph Store API endpoint. Set to false to use the GraphDB workbench import. The import directory must be set then.

Category	Value
Default	true
Required	false
Valid values	boolean
Environment	STORE_GRAPHDB_USEDIRECTTRANSFER

Property: store.graphdb.create-repository-on-startup

Whether to create the given repository on startup if it does not exist

Category	Value
Default	true
Required	false
Valid values	boolean
Environment	STORE_GRAPHDB_CREATE_REPOSITORY_ON_STARTUP

Property: store.graphdb.gdbBaseIndex

The iri of the lucene index to be used for searches. If the default index is used, Dataplatform syncs the index with the configured ‘proxy.labelProperties’

Category	Value
Default	http://www.ontotext.com/connectors/lucene/instance#cmembaseindex
Required	false
Valid values	Valid URI of lucene index
Environment	STORE_GRAPHDB_GDBBASEINDEX

Property: store.graphdb.graphDbChangeTrackingActive

Whether to make use of GraphDB change tracking during SPARQL updates (s. https://graphdb.ontotext.com/documentation/10.0/change-tracking.html). This setting is relevant in regards to selectively evicting DP caches depending on the outcome of the SPARQL update s. also proxy.cacheSelectiveInvalidation

Category	Value
Default	true
Required	false
Valid values	boolean
Environment	STORE_GRAPHDB_GRAPHDBCHANGETRACKINGACTIVE

Property: store.graphdb.graphDbChangeTrackingMaxQuadMemory

Maximum amount of quads of change tracking result which will be loaded in memory

Category	Value
Default	1000
Required	false
Valid values	int
Environment	STORE_GRAPHDB_GRAPHDBCHANGETRACKINGMAXQUADMEMORY

GraphDB

Configuration for connecting to GraphDB backend¤

Specific settings for GraphDB¤

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