# `act_hi_actinst`


- **Engine:** InnoDB
- **Collation:** utf8mb3_bin

## Columns

| # | Name | Type | Null | Key | Default | Extra | Comment |
|---|---|---|---|---|---|---|---|
| 1 | `ID_` | `varchar(64)` | NO | PRI |  |  |  |
| 2 | `PROC_DEF_ID_` | `varchar(64)` | NO |  |  |  |  |
| 3 | `PROC_INST_ID_` | `varchar(64)` | NO | MUL |  |  |  |
| 4 | `EXECUTION_ID_` | `varchar(64)` | NO | MUL |  |  |  |
| 5 | `ACT_ID_` | `varchar(255)` | NO |  |  |  |  |
| 6 | `TASK_ID_` | `varchar(64)` | YES |  |  |  |  |
| 7 | `CALL_PROC_INST_ID_` | `varchar(64)` | YES |  |  |  |  |
| 8 | `ACT_NAME_` | `varchar(255)` | YES |  |  |  |  |
| 9 | `ACT_TYPE_` | `varchar(255)` | NO |  |  |  |  |
| 10 | `ASSIGNEE_` | `varchar(255)` | YES |  |  |  |  |
| 11 | `START_TIME_` | `datetime(3)` | NO | MUL |  |  |  |
| 12 | `END_TIME_` | `datetime(3)` | YES | MUL |  |  |  |
| 13 | `DURATION_` | `bigint` | YES |  |  |  |  |
| 14 | `DELETE_REASON_` | `varchar(4000)` | YES |  |  |  |  |
| 15 | `TENANT_ID_` | `varchar(255)` | YES |  |  |  |  |

## Indexes

| Name | Unique | Type | Columns |
|---|---|---|---|
| `ACT_IDX_HI_ACT_INST_END` |  | BTREE | `END_TIME_` |
| `ACT_IDX_HI_ACT_INST_EXEC` |  | BTREE | `EXECUTION_ID_`, `ACT_ID_` |
| `ACT_IDX_HI_ACT_INST_PROCINST` |  | BTREE | `PROC_INST_ID_`, `ACT_ID_` |
| `ACT_IDX_HI_ACT_INST_START` |  | BTREE | `START_TIME_` |
| `PRIMARY` | ✓ | BTREE | `ID_` |

## Narrative

_No human-written narrative yet — when this table is exercised by a [vertical slice](../../slices/index.md), link from there back to this page._