Get Process Instance Count
Queries for the number of historic process instances that fulfill the given parameters. Takes the same parameters as the Get Process Instances method.
Method
GET /history/process-instance/count
Parameters
Query Parameters
| Name | Description | 
|---|---|
| processInstanceId | Filter by process instance id. | 
| processInstanceIds | Filter by process instance ids. Must be a comma-separated list of process instance ids. | 
| processInstanceBusinessKey | Filter by process instance business key. | 
| processInstanceBusinessKeyLike | Filter by process instance business key that the parameter is a substring of. | 
| rootProcessInstances | Restrict the query to all process instances that are top level process instances. | 
| superProcessInstanceId | Restrict query to all process instances that are sub process instances of the given process instance. Takes a process instance id. | 
| subProcessInstanceId | Restrict query to one process instance that has a sub process instance with the given id. | 
| superCaseInstanceId | Restrict query to all process instances that are sub process instances of the given case instance. Takes a case instance id. | 
| subCaseInstanceId | Restrict query to one process instance that has a sub case instance with the given id. | 
| caseInstanceId | Restrict query to all process instances that are sub process instances of the given case instance. Takes a case instance id. | 
| processDefinitionId | Filter by the process definition the instances run on. | 
| processDefinitionKey | Filter by the key of the process definition the instances run on. | 
| processDefinitionKeyNotIn | Exclude instances that belong to a set of process definitions. Must be a comma-separated list of process definition keys. | 
| processDefinitionName | Filter by the name of the process definition the instances run on. | 
| processDefinitionNameLike | Filter by process definition names that the parameter is a substring of. | 
| finished | Only include finished process instances. Value may only be true, asfalseis the default behavior. | 
| unfinished | Only include unfinished process instances. Value may only be true, asfalseis the default behavior. | 
| incidentType | Filter by the incident type. See the User Guide for a list of incident types. | 
| withIncidents | Only include process instances which have an incident. Value may only be true, asfalseis the default behavior. | 
| withRootIncidents | Only include process instances which have a root incident. Value may only be true, asfalseis the default behavior. | 
| incidentStatus | Only include process instances which have an incident in status either openorresolved. 
    To get all process instances, use the query parameterwithIncidents. | 
| incidentMessage | Filter by the incident message. Exact match. | 
| incidentMessageLike | Filter by the incident message that the parameter is a substring of. | 
| startedBy | Only include process instances that were started by the given user. | 
| startedBefore | Restrict to instances that were started before the given date. By default*, the date must have the format yyyy-MM-dd'T'HH:mm:ss.SSSZ, e.g.,2013-01-23T14:42:45.000+0200. | 
| startedAfter | Restrict to instances that were started after the given date. By default*, the date must have the format yyyy-MM-dd'T'HH:mm:ss.SSSZ, e.g.,2013-01-23T14:42:45.000+0200. | 
| finishedBefore | Restrict to instances that were finished before the given date. By default*, the date must have the format yyyy-MM-dd'T'HH:mm:ss.SSSZ, e.g.,2013-01-23T14:42:45.000+0200. | 
| finishedAfter | Restrict to instances that were finished after the given date. By default*, the date must have the format yyyy-MM-dd'T'HH:mm:ss.SSSZ, e.g.,2013-01-23T14:42:45.000+0200. | 
| tenantIdIn | Filter by a comma-separated list of tenant ids. A process instance must have one of the given tenant ids. | 
| withoutTenantId | Only include historic process instances which belong to no tenant. Value may only be true, asfalseis the default behavior. | 
| variables | Only include process instances that have/had variables with certain values.
    Variable filtering expressions are comma-separated and are structured as follows: A valid parameter value has the form key_operator_value.keyis the variable name,operatoris the comparison operator to be used andvaluethe variable value.Note: Values are always treated as Stringobjects on server side.Valid operator values are: eq- equal to;neq- not equal to;gt- greater than;gteq- greater than or equal to;lt- lower than;lteq- lower than or equal to;like.keyandvaluemay not contain underscore or comma characters. | 
| executedActivityBefore | Restrict to instances that executed an activity before the given date (inclusive). By default*, the date must have the format yyyy-MM-dd'T'HH:mm:ss.SSSZ, e.g.,2013-01-23T14:42:45.000+0200. | 
| executedActivityAfter | Restrict to instances that executed an activity after the given date (inclusive). By default*, the date must have the format yyyy-MM-dd'T'HH:mm:ss.SSSZ, e.g.,2013-01-23T14:42:45.000+0200. | 
| executedActivityIdIn | Restrict to instances that executed an activity with one of given ids. | 
| activeActivityIdIn | Restrict to instances that have an active activity with one of given ids. | 
| executedJobBefore | Restrict to instances that executed an job before the given date (inclusive). By default*, the date must have the format yyyy-MM-dd'T'HH:mm:ss.SSSZ, e.g.,2013-01-23T14:42:45.000+0200. | 
| executedJobAfter | Restrict to instances that executed an job after the given date (inclusive). By default*, the date must have the format yyyy-MM-dd'T'HH:mm:ss.SSSZ, e.g.,2013-01-23T14:42:45.000+0200. | 
| active | Restrict to instances that are active | 
| suspended | Restrict to instances that are suspended | 
| completed | Restrict to instances that are completed | 
| externallyTerminated | Restrict to instances that are externally terminated | 
| internallyTerminated | Restrict to instances that are internally terminated | 
* For further information, please see the documentation.
Result
A JSON object that contains the count as the only property.
| Name | Value | Description | 
|---|---|---|
| count | Number | The number of matching historic process instances. | 
Response Codes
| Code | Media type | Description | 
|---|---|---|
| 200 | application/json | Request successful. | 
| 400 | application/json | Returned if some of the query parameters are invalid. See the Introduction for the error response format. | 
Example
Request
GET /history/process-instance/count?variables=myVariable_eq_camunda
Response
{
  "count": 1
}