arrayUnionString

This section contains reference documentation for the arrayUnionString function.

Create a union of two arrays of strings.

Signature

arrayUnionString('colName1', 'colName2')

Usage Examples

These examples are based on the Hybrid Quick Start.

select DivTailNums, 
       DivAirports,
       arrayUnionString(DivTailNums, DivAirports) AS unionIds
from airlineStats 
WHERE arraylength(DivTailNums) >= 2
limit 5
DivTailNumsDivAirportsunionIds

N7713A,N7713A

IND,IND

N7713A,IND

N344AA,N344AA

MCI,BOS

N344AA,MCI,BOS

N7713A,N7713A

IND,IND

N7713A,IND

N344AA,N344AA

MCI,BOS

N344AA,MCI,BOS

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