mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-16 03:12:43 +00:00
47 lines
519 B
Markdown
47 lines
519 B
Markdown
|
---
|
|||
|
|
toc_priority: 125
|
|||
|
|
---
|
|||
|
|
|
|||
|
|
# groupBitAnd {#groupbitand}
|
|||
|
|
|
|||
|
|
Applies bitwise `AND` for series of numbers.
|
|||
|
|
|
|||
|
|
``` sql
|
|||
|
|
groupBitAnd(expr)
|
|||
|
|
```
|
|||
|
|
|
|||
|
|
**Parameters**
|
|||
|
|
|
|||
|
|
`expr` – An expression that results in `UInt*` type.
|
|||
|
|
|
|||
|
|
**Return value**
|
|||
|
|
|
|||
|
|
Value of the `UInt*` type.
|
|||
|
|
|
|||
|
|
**Example**
|
|||
|
|
|
|||
|
|
Test data:
|
|||
|
|
|
|||
|
|
``` text
|
|||
|
|
binary decimal
|
|||
|
|
00101100 = 44
|
|||
|
|
00011100 = 28
|
|||
|
|
00001101 = 13
|
|||
|
|
01010101 = 85
|
|||
|
|
```
|
|||
|
|
|
|||
|
|
Query:
|
|||
|
|
|
|||
|
|
``` sql
|
|||
|
|
SELECT groupBitAnd(num) FROM t
|
|||
|
|
```
|
|||
|
|
|
|||
|
|
Where `num` is the column with the test data.
|
|||
|
|
|
|||
|
|
Result:
|
|||
|
|
|
|||
|
|
``` text
|
|||
|
|
binary decimal
|
|||
|
|
00000100 = 4
|
|||
|
|
```
|