ARRAY_JOIN

Concatenates the elements of the given array using the specified delimiter.
Syntax
ARRAY_JOIN(X, DELIMITER)
Arguments
X
Type: array
An array of any value type.
DELIMITER
Type: string
The delimiter used to join the values within the array.
Returns
Type: string
The values of the array X joined with DELIMITER.
Examples
X
DELIMITER
Output
[a, b, c]
,
a,b,c
[5.5]
,
5.5
[hello, NULL, world]
​
hello world
[brave, NULL, world]
new
brave new world
[3,6,1,2]
,
3,6,1,2
[5.5]
NULL
NULL
Transformation job example
SQL
CREATE JOB function_operator_example
    ADD_MISSING_COLUMNS = true	
    AS INSERT INTO default_glue_catalog.upsolver_samples.orders_transformed_data MAP_COLUMNS_BY_NAME
    SELECT 
        ARRAY_JOIN(ARRAY['hello', null::string ,'world'], ' ') AS join_example
    FROM default_glue_catalog.upsolver_samples.orders_raw_data 
    WHERE time_filter()
    GROUP BY shippinginfo_address_state
    LIMIT 1;
Query result
join_example
hello world

X	DELIMITER	Output
`[a, b, c]`	,	a,b,c
`[5.5]`	,	5.5
`[hello, NULL, world]`		hello world
`[brave, NULL, world]`	new	brave new world
`[3,6,1,2]`	,	3,6,1,2
`[5.5]`	`NULL`	`NULL`

join_example
hello world

ARRAY_DISTINCT

ARRAY_MAX

Last modified 28d ago

ARRAY_JOIN

Syntax

Arguments

`X`

`DELIMITER`

Returns

Examples

Transformation job example

SQL

Query result