# PostgreSQL - N 27 total items - C 27 classes - I 0 interfaces - E 0 enums - S 0 structs - M 241 methods - P 25 properties ## OptimaJet.Workflow.PostgreSQL ### Classes [ColumnInfo](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL/ColumnInfo/) [DbObject](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL/DbObject-TEntity/) [FileSchemePersistencePostgreSQLProvider](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL/FileSchemePersistencePostgreSQLProvider/) [PostgreSQLProvider](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL/PostgreSQLProvider/) [ProcessInstanceTree](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL/ProcessInstanceTree/) [WorkflowApprovalHistory](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL/WorkflowApprovalHistory/) [WorkflowGlobalParameter](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL/WorkflowGlobalParameter/) [WorkflowInbox](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL/WorkflowInbox/) [WorkflowProcessInstance](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL/WorkflowProcessInstance/) [WorkflowProcessInstancePersistence](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL/WorkflowProcessInstancePersistence/) [WorkflowProcessInstanceStatus](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL/WorkflowProcessInstanceStatus/) [WorkflowProcessScheme](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL/WorkflowProcessScheme/) [WorkflowProcessTimer](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL/WorkflowProcessTimer/) [WorkflowProcessTransitionHistory](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL/WorkflowProcessTransitionHistory/) [WorkflowScheme](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL/WorkflowScheme/) ## OptimaJet.Workflow.PostgreSQL.Migrations ### Classes [Migration10Initial](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL.Migrations/Migration10Initial/) [Migration20CreateUniqueIndexes](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL.Migrations/Migration20CreateUniqueIndexes/) [Migration30WorkflowForm](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL.Migrations/Migration30WorkflowForm/) [Migration40RemoveConstraintsFromDeterminingParameters](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL.Migrations/Migration40RemoveConstraintsFromDeterminingParameters/) [Migration50CreateCalendarNameColumn](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL.Migrations/Migration50CreateCalendarNameColumn/) [Migration50WorkflowTenantIdAndSchemeId](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL.Migrations/Migration50WorkflowTenantIdAndSchemeId/) [Migration60RemoveAssignmentCheckDeadlinesSystemProcess](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL.Migrations/Migration60RemoveAssignmentCheckDeadlinesSystemProcess/) [Migration70DropEmptyWorkflowProcessAssignmentTable](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL.Migrations/Migration70DropEmptyWorkflowProcessAssignmentTable/) ## OptimaJet.Workflow.PostgreSQL.Models ### Classes [QueryDefinition](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL.Models/QueryDefinition/) Definition of query [WorkflowForm](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL.Models/WorkflowForm/) [WorkflowRuntime](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL.Models/WorkflowRuntime/) [WorkflowSync](https://api.workflowengine.io/postgresql/OptimaJet.Workflow.PostgreSQL.Models/WorkflowSync/)