This lets you execute multiple API calls through a single HTTP call, significantly improving performance for large insert and update operations.
The batch service expects an array of job descriptions as input, each job description describing an action to be performed via the normal server API.
This service is transactional. If any of the operations performed fails (returns a non-2xx HTTP status code), the transaction will be rolled back and all changes will be undone.
Each job description should contain a to attribute, with a value
relative to the data API root (so http://localhost:7474/db/data/node becomes
just /node), and a method attribute containing HTTP verb to use.
Optionally you may provide a body attribute, and an id attribute to
help you keep track of responses, although responses are guaranteed to be
returned in the same order the job descriptions are received.
The following figure outlines the different parts of the job descriptions:
Example request
POST http://localhost:7474/db/data/batch
Accept: application/json; charset=UTF-8
Content-Type: application/json
[ {
"method" : "PUT",
"to" : "/node/31/properties",
"body" : {
"age" : 1
},
"id" : 0
}, {
"method" : "GET",
"to" : "/node/31",
"id" : 1
}, {
"method" : "POST",
"to" : "/node",
"body" : {
"age" : 1
},
"id" : 2
}, {
"method" : "POST",
"to" : "/node",
"body" : {
"age" : 1
},
"id" : 3
} ]Example response
200: OK
Content-Type: application/json; charset=UTF-8
[ {
"id" : 0,
"from" : "/node/31/properties"
}, {
"id" : 1,
"body" : {
"extensions" : {
},
"labels" : "http://localhost:7474/db/data/node/31/labels",
"outgoing_relationships" : "http://localhost:7474/db/data/node/31/relationships/out",
"traverse" : "http://localhost:7474/db/data/node/31/traverse/{returnType}",
"all_typed_relationships" : "http://localhost:7474/db/data/node/31/relationships/all/{-list|&|types}",
"self" : "http://localhost:7474/db/data/node/31",
"property" : "http://localhost:7474/db/data/node/31/properties/{key}",
"outgoing_typed_relationships" : "http://localhost:7474/db/data/node/31/relationships/out/{-list|&|types}",
"properties" : "http://localhost:7474/db/data/node/31/properties",
"incoming_relationships" : "http://localhost:7474/db/data/node/31/relationships/in",
"create_relationship" : "http://localhost:7474/db/data/node/31/relationships",
"paged_traverse" : "http://localhost:7474/db/data/node/31/paged/traverse/{returnType}{?pageSize,leaseTime}",
"all_relationships" : "http://localhost:7474/db/data/node/31/relationships/all",
"incoming_typed_relationships" : "http://localhost:7474/db/data/node/31/relationships/in/{-list|&|types}",
"data" : {
"age" : 1
}
},
"from" : "/node/31"
}, {
"id" : 2,
"location" : "http://localhost:7474/db/data/node/32",
"body" : {
"extensions" : {
},
"labels" : "http://localhost:7474/db/data/node/32/labels",
"outgoing_relationships" : "http://localhost:7474/db/data/node/32/relationships/out",
"traverse" : "http://localhost:7474/db/data/node/32/traverse/{returnType}",
"all_typed_relationships" : "http://localhost:7474/db/data/node/32/relationships/all/{-list|&|types}",
"self" : "http://localhost:7474/db/data/node/32",
"property" : "http://localhost:7474/db/data/node/32/properties/{key}",
"outgoing_typed_relationships" : "http://localhost:7474/db/data/node/32/relationships/out/{-list|&|types}",
"properties" : "http://localhost:7474/db/data/node/32/properties",
"incoming_relationships" : "http://localhost:7474/db/data/node/32/relationships/in",
"create_relationship" : "http://localhost:7474/db/data/node/32/relationships",
"paged_traverse" : "http://localhost:7474/db/data/node/32/paged/traverse/{returnType}{?pageSize,leaseTime}",
"all_relationships" : "http://localhost:7474/db/data/node/32/relationships/all",
"incoming_typed_relationships" : "http://localhost:7474/db/data/node/32/relationships/in/{-list|&|types}",
"data" : {
"age" : 1
}
},
"from" : "/node"
}, {
"id" : 3,
"location" : "http://localhost:7474/db/data/node/33",
"body" : {
"extensions" : {
},
"labels" : "http://localhost:7474/db/data/node/33/labels",
"outgoing_relationships" : "http://localhost:7474/db/data/node/33/relationships/out",
"traverse" : "http://localhost:7474/db/data/node/33/traverse/{returnType}",
"all_typed_relationships" : "http://localhost:7474/db/data/node/33/relationships/all/{-list|&|types}",
"self" : "http://localhost:7474/db/data/node/33",
"property" : "http://localhost:7474/db/data/node/33/properties/{key}",
"outgoing_typed_relationships" : "http://localhost:7474/db/data/node/33/relationships/out/{-list|&|types}",
"properties" : "http://localhost:7474/db/data/node/33/properties",
"incoming_relationships" : "http://localhost:7474/db/data/node/33/relationships/in",
"create_relationship" : "http://localhost:7474/db/data/node/33/relationships",
"paged_traverse" : "http://localhost:7474/db/data/node/33/paged/traverse/{returnType}{?pageSize,leaseTime}",
"all_relationships" : "http://localhost:7474/db/data/node/33/relationships/all",
"incoming_typed_relationships" : "http://localhost:7474/db/data/node/33/relationships/in/{-list|&|types}",
"data" : {
"age" : 1
}
},
"from" : "/node"
} ]The batch operation API allows you to refer to the URI returned from a created resource in subsequent job descriptions, within the same batch call.
Use the {[JOB ID]} special syntax to inject URIs from created resources
into JSON strings in subsequent job descriptions.
Example request
POST http://localhost:7474/db/data/batch
Accept: application/json; charset=UTF-8
Content-Type: application/json
[ {
"method" : "POST",
"to" : "/node",
"id" : 0,
"body" : {
"name" : "bob"
}
}, {
"method" : "POST",
"to" : "/node",
"id" : 1,
"body" : {
"age" : 12
}
}, {
"method" : "POST",
"to" : "{0}/relationships",
"id" : 3,
"body" : {
"to" : "{1}",
"data" : {
"since" : "2010"
},
"type" : "KNOWS"
}
}, {
"method" : "POST",
"to" : "/index/relationship/my_rels",
"id" : 4,
"body" : {
"key" : "since",
"value" : "2010",
"uri" : "{3}"
}
} ]Example response
200: OK
Content-Type: application/json; charset=UTF-8
[ {
"id" : 0,
"location" : "http://localhost:7474/db/data/node/23",
"body" : {
"extensions" : {
},
"labels" : "http://localhost:7474/db/data/node/23/labels",
"outgoing_relationships" : "http://localhost:7474/db/data/node/23/relationships/out",
"traverse" : "http://localhost:7474/db/data/node/23/traverse/{returnType}",
"all_typed_relationships" : "http://localhost:7474/db/data/node/23/relationships/all/{-list|&|types}",
"self" : "http://localhost:7474/db/data/node/23",
"property" : "http://localhost:7474/db/data/node/23/properties/{key}",
"outgoing_typed_relationships" : "http://localhost:7474/db/data/node/23/relationships/out/{-list|&|types}",
"properties" : "http://localhost:7474/db/data/node/23/properties",
"incoming_relationships" : "http://localhost:7474/db/data/node/23/relationships/in",
"create_relationship" : "http://localhost:7474/db/data/node/23/relationships",
"paged_traverse" : "http://localhost:7474/db/data/node/23/paged/traverse/{returnType}{?pageSize,leaseTime}",
"all_relationships" : "http://localhost:7474/db/data/node/23/relationships/all",
"incoming_typed_relationships" : "http://localhost:7474/db/data/node/23/relationships/in/{-list|&|types}",
"data" : {
"name" : "bob"
}
},
"from" : "/node"
}, {
"id" : 1,
"location" : "http://localhost:7474/db/data/node/24",
"body" : {
"extensions" : {
},
"labels" : "http://localhost:7474/db/data/node/24/labels",
"outgoing_relationships" : "http://localhost:7474/db/data/node/24/relationships/out",
"traverse" : "http://localhost:7474/db/data/node/24/traverse/{returnType}",
"all_typed_relationships" : "http://localhost:7474/db/data/node/24/relationships/all/{-list|&|types}",
"self" : "http://localhost:7474/db/data/node/24",
"property" : "http://localhost:7474/db/data/node/24/properties/{key}",
"outgoing_typed_relationships" : "http://localhost:7474/db/data/node/24/relationships/out/{-list|&|types}",
"properties" : "http://localhost:7474/db/data/node/24/properties",
"incoming_relationships" : "http://localhost:7474/db/data/node/24/relationships/in",
"create_relationship" : "http://localhost:7474/db/data/node/24/relationships",
"paged_traverse" : "http://localhost:7474/db/data/node/24/paged/traverse/{returnType}{?pageSize,leaseTime}",
"all_relationships" : "http://localhost:7474/db/data/node/24/relationships/all",
"incoming_typed_relationships" : "http://localhost:7474/db/data/node/24/relationships/in/{-list|&|types}",
"data" : {
"age" : 12
}
},
"from" : "/node"
}, {
"id" : 3,
"location" : "http://localhost:7474/db/data/relationship/3",
"body" : {
"extensions" : {
},
"start" : "http://localhost:7474/db/data/node/23",
"property" : "http://localhost:7474/db/data/relationship/3/properties/{key}",
"self" : "http://localhost:7474/db/data/relationship/3",
"properties" : "http://localhost:7474/db/data/relationship/3/properties",
"type" : "KNOWS",
"end" : "http://localhost:7474/db/data/node/24",
"data" : {
"since" : "2010"
}
},
"from" : "http://localhost:7474/db/data/node/23/relationships"
}, {
"id" : 4,
"location" : "http://localhost:7474/db/data/index/relationship/my_rels/since/2010/3",
"body" : {
"extensions" : {
},
"start" : "http://localhost:7474/db/data/node/23",
"property" : "http://localhost:7474/db/data/relationship/3/properties/{key}",
"self" : "http://localhost:7474/db/data/relationship/3",
"properties" : "http://localhost:7474/db/data/relationship/3/properties",
"type" : "KNOWS",
"end" : "http://localhost:7474/db/data/node/24",
"data" : {
"since" : "2010"
},
"indexed" : "http://localhost:7474/db/data/index/relationship/my_rels/since/2010/3"
},
"from" : "/index/relationship/my_rels"
} ]Example request
POST http://localhost:7474/db/data/batch
Accept: application/json
Content-Type: application/json
X-Stream: true
[ {
"method" : "PUT",
"to" : "/node/100/properties",
"body" : {
"age" : 1
},
"id" : 0
}, {
"method" : "GET",
"to" : "/node/100",
"id" : 1
}, {
"method" : "POST",
"to" : "/node",
"body" : {
"age" : 1
},
"id" : 2
}, {
"method" : "POST",
"to" : "/node",
"body" : {
"age" : 1
},
"id" : 3
} ]Example response
200: OK
Content-Type: application/json; charset=UTF-8
[ {
"id" : 0,
"from" : "/node/100/properties",
"body" : null,
"status" : 204
}, {
"id" : 1,
"from" : "/node/100",
"body" : {
"extensions" : {
},
"labels" : "http://localhost:7474/db/data/node/100/labels",
"outgoing_relationships" : "http://localhost:7474/db/data/node/100/relationships/out",
"traverse" : "http://localhost:7474/db/data/node/100/traverse/{returnType}",
"all_typed_relationships" : "http://localhost:7474/db/data/node/100/relationships/all/{-list|&|types}",
"self" : "http://localhost:7474/db/data/node/100",
"property" : "http://localhost:7474/db/data/node/100/properties/{key}",
"outgoing_typed_relationships" : "http://localhost:7474/db/data/node/100/relationships/out/{-list|&|types}",
"properties" : "http://localhost:7474/db/data/node/100/properties",
"incoming_relationships" : "http://localhost:7474/db/data/node/100/relationships/in",
"create_relationship" : "http://localhost:7474/db/data/node/100/relationships",
"paged_traverse" : "http://localhost:7474/db/data/node/100/paged/traverse/{returnType}{?pageSize,leaseTime}",
"all_relationships" : "http://localhost:7474/db/data/node/100/relationships/all",
"incoming_typed_relationships" : "http://localhost:7474/db/data/node/100/relationships/in/{-list|&|types}",
"data" : {
"age" : 1
}
},
"status" : 200
}, {
"id" : 2,
"from" : "/node",
"body" : {
"extensions" : {
},
"labels" : "http://localhost:7474/db/data/node/101/labels",
"outgoing_relationships" : "http://localhost:7474/db/data/node/101/relationships/out",
"traverse" : "http://localhost:7474/db/data/node/101/traverse/{returnType}",
"all_typed_relationships" : "http://localhost:7474/db/data/node/101/relationships/all/{-list|&|types}",
"self" : "http://localhost:7474/db/data/node/101",
"property" : "http://localhost:7474/db/data/node/101/properties/{key}",
"outgoing_typed_relationships" : "http://localhost:7474/db/data/node/101/relationships/out/{-list|&|types}",
"properties" : "http://localhost:7474/db/data/node/101/properties",
"incoming_relationships" : "http://localhost:7474/db/data/node/101/relationships/in",
"create_relationship" : "http://localhost:7474/db/data/node/101/relationships",
"paged_traverse" : "http://localhost:7474/db/data/node/101/paged/traverse/{returnType}{?pageSize,leaseTime}",
"all_relationships" : "http://localhost:7474/db/data/node/101/relationships/all",
"incoming_typed_relationships" : "http://localhost:7474/db/data/node/101/relationships/in/{-list|&|types}",
"data" : {
"age" : 1
}
},
"location" : "http://localhost:7474/db/data/node/101",
"status" : 201
}, {
"id" : 3,
"from" : "/node",
"body" : {
"extensions" : {
},
"labels" : "http://localhost:7474/db/data/node/102/labels",
"outgoing_relationships" : "http://localhost:7474/db/data/node/102/relationships/out",
"traverse" : "http://localhost:7474/db/data/node/102/traverse/{returnType}",
"all_typed_relationships" : "http://localhost:7474/db/data/node/102/relationships/all/{-list|&|types}",
"self" : "http://localhost:7474/db/data/node/102",
"property" : "http://localhost:7474/db/data/node/102/properties/{key}",
"outgoing_typed_relationships" : "http://localhost:7474/db/data/node/102/relationships/out/{-list|&|types}",
"properties" : "http://localhost:7474/db/data/node/102/properties",
"incoming_relationships" : "http://localhost:7474/db/data/node/102/relationships/in",
"create_relationship" : "http://localhost:7474/db/data/node/102/relationships",
"paged_traverse" : "http://localhost:7474/db/data/node/102/paged/traverse/{returnType}{?pageSize,leaseTime}",
"all_relationships" : "http://localhost:7474/db/data/node/102/relationships/all",
"incoming_typed_relationships" : "http://localhost:7474/db/data/node/102/relationships/in/{-list|&|types}",
"data" : {
"age" : 1
}
},
"location" : "http://localhost:7474/db/data/node/102",
"status" : 201
} ]Copyright © 2014 Neo Technology