# EMPTY: Data Dictionary Empty Table
Empty table for test cases.
- Catalog: `DataDictionary`
- Schema: `Invantive`
- Alias: `ety`
- Primary Keys: `DUMMY_INT32`
- Label: Empty Table
Can retrieve data and change data using insert, update and delete.
## Table Columns
The columns of the table `EMPTY` are shown below. Each column has an SQL data type. A new non-null value must be provided for every required column at all times during insert and update.
| Name | Data Type | Label | Required | Documentation |
|---|:---:|---|:---:|---|
| `dummy_datetime` | `datetime` | Dummy Date/Time | ☑ | A timestamp in UTC. |
| `dummy_decimal` | `decimal` | Dummy Decimal | ☑ | |
| `dummy_double` | `double` | Dummy Double | ☑ | |
| `dummy_guid` | `varchar2` | Dummy GUID | ☑ | |
| `dummy_int32` | `number` | Dummy Integer (32-bits) | ☑ | |
| `dummy_int64` | `number` | Dummy Integer (64-bits) | ☑ | |
| `dummy_string` | `varchar2`(30) | Dummy String | ☑ | |