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ARRAY_CONTAINS

array_contains​

array_contains

description​

Syntax​

BOOLEAN array_contains(ARRAY<T> arr, T value)

Check if a value presents in an array column. Return below values:

1    - if value presents in an array;
0 - if value does not present in an array;
NULL - when array is NULL;

example​

mysql> SELECT id,c_array,array_contains(c_array, 5) FROM `array_test`;
+------+-----------------+------------------------------+
| id | c_array | array_contains(`c_array`, 5) |
+------+-----------------+------------------------------+
| 1 | [1, 2, 3, 4, 5] | 1 |
| 2 | [6, 7, 8] | 0 |
| 3 | [] | 0 |
| 4 | NULL | NULL |
+------+-----------------+------------------------------+

mysql> select array_contains([null, 1], null);
+--------------------------------------+
| array_contains(ARRAY(NULL, 1), NULL) |
+--------------------------------------+
| 1 |
+--------------------------------------+
1 row in set (0.00 sec)

keywords​

ARRAY,CONTAIN,CONTAINS,ARRAY_CONTAINS