2021-05-19 13:19:49 +00:00
---
2022-08-28 14:53:34 +00:00
slug: /en/sql-reference/table-functions/dictionary
2023-06-23 13:16:22 +00:00
sidebar_position: 47
2023-05-10 11:18:15 +00:00
sidebar_label: dictionary
2022-08-29 16:19:50 +00:00
title: dictionary
2021-05-19 13:19:49 +00:00
---
2023-03-18 02:45:43 +00:00
Displays the [dictionary ](../../sql-reference/dictionaries/index.md ) data as a ClickHouse table. Works the same way as [Dictionary ](../../engines/table-engines/special/dictionary.md ) engine.
2021-05-19 13:19:49 +00:00
**Syntax**
``` sql
dictionary('dict')
```
2021-07-29 15:20:55 +00:00
**Arguments**
2021-05-19 13:19:49 +00:00
2023-04-19 15:55:29 +00:00
- `dict` — A dictionary name. [String ](../../sql-reference/data-types/string.md ).
2021-05-19 13:19:49 +00:00
**Returned value**
A ClickHouse table.
**Example**
2021-05-26 17:12:30 +00:00
Input table `dictionary_source_table` :
2021-05-19 13:19:49 +00:00
``` text
┌─id─┬─value─┐
│ 0 │ 0 │
│ 1 │ 1 │
└────┴───────┘
```
Create a dictionary:
``` sql
2021-05-26 17:13:05 +00:00
CREATE DICTIONARY new_dictionary(id UInt64, value UInt64 DEFAULT 0) PRIMARY KEY id
2021-05-26 17:12:20 +00:00
SOURCE(CLICKHOUSE(HOST 'localhost' PORT tcpPort() USER 'default' TABLE 'dictionary_source_table')) LAYOUT(DIRECT());
2021-05-19 13:19:49 +00:00
```
Query:
``` sql
2021-05-26 17:12:10 +00:00
SELECT * FROM dictionary('new_dictionary');
2021-05-19 13:19:49 +00:00
```
Result:
``` text
┌─id─┬─value─┐
│ 0 │ 0 │
│ 1 │ 1 │
└────┴───────┘
```
**See Also**
2023-04-19 15:55:29 +00:00
- [Dictionary engine ](../../engines/table-engines/special/dictionary.md#dictionary )