Workflow Process Instance Persistence
The WorkflowProcessInstancePersistence table is part of the PostgreSQL database schema used by Workflow Engine. The WorkflowProcessInstancePersistence table stores persisted parameter values for process instances. This page lists the table columns in database order together with types, nullability, primary keys, defaults, and indexes.
Table columns
The WorkflowProcessInstancePersistence table contains 5 columns in database order. Data types and default expressions use the syntax defined by PostgreSQL.
| Position | Column | Database type | Nullable | Primary key | Default |
|---|---|---|---|---|---|
| 1 | Id | uuid | No | Yes | - |
| 2 | ProcessId | uuid | No | No | - |
| 3 | ParameterName | character varying(256) | No | No | - |
| 4 | Value | text | No | No | - |
| 5 | TenantId | character varying(128) | Yes | No | - |
Database indexes
The WorkflowProcessInstancePersistence table defines 3 database indexes. Definitions retain the column or field order and sort direction used by the database.
| Index | Unique | Definition |
|---|---|---|
WorkflowProcessInstancePersistence_ProcessId_ParameterName_idx | Yes | CREATE UNIQUE INDEX "WorkflowProcessInstancePersistence_ProcessId_ParameterName_idx" ON public."WorkflowProcessInstancePersistence" USING btree ("ProcessId", "ParameterName") |
WorkflowProcessInstancePersistence_ProcessId_idx | No | CREATE INDEX "WorkflowProcessInstancePersistence_ProcessId_idx" ON public."WorkflowProcessInstancePersistence" USING btree ("ProcessId") |
WorkflowProcessInstancePersistence_pkey | Yes | CREATE UNIQUE INDEX "WorkflowProcessInstancePersistence_pkey" ON public."WorkflowProcessInstancePersistence" USING btree ("Id") |