# DCT_TAG: Index dictionary
- Name: `DCT_TAG`
- Catalog: `AccountView`
- Label: Index dictionary
- Partition-specific: false
- Select: true
- Insert: false
- Update: false
- Delete: false
## Table Columns
The columns of the table `DCT_TAG` are shown below. Each column has an SQL data type.
| Name | Data Type | Label | Required | Documentation |
|---|:---:|---|:---:|---|
| `CNG_DATE` | `datetime` | Date modified | ☐ | |
| `CNG_NR` | `int32` | Change number | ☐ | |
| `CNG_USR` | `string(20)` | Employee last modified | ☐ | |
| `DBF_NAME` | `string(8)` | Table name | ☐ | |
| `FILT_EXPN` | `string(150)` | FOR expression | ☐ | |
| `FKY_RI` | `int32` | Foreign key validation | ☐ | |
| `INP_DATE` | `datetime` | Entry date | ☐ | |
| `INP_USR` | `string(20)` | Entered by employee | ☐ | |
| `LINK_TYPEV` | `string(20)` | Relation type | ☐ | |
| `MSG_EXPN` | `string(150)` | Display expr. | ☐ | |
| `PKY_RI` | `int32` | Primary key validation | ☐ | |
| `PKY_TBL` | `string(8)` | Main table name | ☐ | |
| `REC_CUST` | `boolean` | Customised | ☐ | |
| `SYS_GEN` | `boolean` | Generated by Index Tuning Wizard | ☐ | |
| `TAG_DECEND` | `boolean` | Descending index | ☐ | |
| `TAG_EXPN` | `string(150)` | Index expression | ☐ | |
| `TAG_NAME` | `string(10)` | Index name | ☐ | |
| `TAG_ORDER` | `int32` | Index order | ☐ | |
| `TAG_TYPE` | `decimal` | Index type (numeric) | ☐ | |
| `TAG_TYPEV` | `string(15)` | Index type | ☐ | |