ClickHouse/docs/en/table_functions/file.md

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<a name="table_functions-file"></a>
# file
`file(path, format, structure)` - returns a table created from a path file with a format type, with columns specified in structure.
path - a relative path to a file from [user_files_path](../operations/server_settings/settings.md#user_files_path).
format - file [format](../formats/index.md#formats).
structure - table structure in 'UserID UInt64, URL String' format. Determines column names and types.
**Example**
```sql
-- getting the first 10 lines of a table that contains 3 columns of UInt32 type from a CSV file
SELECT * FROM file('test.csv', 'CSV', 'column1 UInt32, column2 UInt32, column3 UInt32') LIMIT 10
```