ClickHouse/docs/zh/sql-reference/aggregate-functions/reference/groupbitor.md
2021-03-25 17:09:19 +08:00

47 lines
516 B
Markdown
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

---
toc_priority: 126
---
# groupBitOr {#groupbitor}
Applies bitwise `OR` for series of numbers.
``` sql
groupBitOr(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 groupBitOr(num) FROM t
```
Where `num` is the column with the test data.
Result:
``` text
binary decimal
01111101 = 125
```