CONTAINS_SUBSEQUENCE
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Updated at March 28, 2023
Syntax
CONTAINS_SUBSEQUENCE( array_1, array_2 )
Description
Returns TRUE if array_2 is a continuous subsequence of array_1. In other words, returns TRUE if and only if array1 = prefix + array2 + suffix.
Argument types:
array_1—Array of fractional numbers | Array of integers | Array of stringsarray_2—Array of fractional numbers | Array of integers | Array of strings
Return type: Boolean
Example
| [array1] | [array2] | CONTAINS_SUBSEQUENCE([array1], [array2]) |
|---|---|---|
'[1,2,3]' |
'[1,2]' |
True |
'[1,2,3]' |
'[2,1]' |
False |
'[1,2,3]' |
'[1,3]' |
False |
Data source support
ClickHouse 21.8.