mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-01 03:52:15 +00:00
51 lines
898 B
Markdown
51 lines
898 B
Markdown
---
|
|
toc_priority: 106
|
|
---
|
|
|
|
# argMax {#agg-function-argmax}
|
|
|
|
Calculates the `arg` value for a maximum `val` value. If there are several different values of `arg` for maximum values of `val`, returns the first of these values encountered.
|
|
|
|
**Syntax**
|
|
|
|
``` sql
|
|
argMax(arg, val)
|
|
```
|
|
|
|
**Arguments**
|
|
|
|
- `arg` — Argument.
|
|
- `val` — Value.
|
|
|
|
**Returned value**
|
|
|
|
- `arg` value that corresponds to maximum `val` value.
|
|
|
|
Type: matches `arg` type.
|
|
|
|
**Example**
|
|
|
|
Input table:
|
|
|
|
``` text
|
|
┌─user─────┬─salary─┐
|
|
│ director │ 5000 │
|
|
│ manager │ 3000 │
|
|
│ worker │ 1000 │
|
|
└──────────┴────────┘
|
|
```
|
|
|
|
Query:
|
|
|
|
``` sql
|
|
SELECT argMax(user, salary) FROM salary;
|
|
```
|
|
|
|
Result:
|
|
|
|
``` text
|
|
┌─argMax(user, salary)─┐
|
|
│ director │
|
|
└──────────────────────┘
|
|
```
|