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carlvinhust2012 a555f45834 [fix](array-type) fix the wrong result of array_join function (#13477 )

this pr is used to fix the wrong result of array_join function.
before the change, the array_join function will return wrong result.
MySQL [example_db]> select array_join(["", "1", "2"], '');
+--------------------------------------+
| array_join(ARRAY('', '1', '2'), '') |
+--------------------------------------+
| 1_2 |
+--------------------------------------+
3.after the change, the array_join function will return correct result.
MySQL [example_db]> select array_join(["", "1", "2"], '');
+--------------------------------------+
| array_join(ARRAY('', '1', '2'), '') |
+--------------------------------------+
| _1_2 |
+--------------------------------------+
Issue Number: #7570

2022-10-21 17:36:44 +08:00

sql

[feature-wip](array) remove array config and check array nested depth (#13428 )

2022-10-20 15:52:31 +08:00

test_array_aggregation_functions.out

[optimization](array-type) array_min/array_max function support the date/datetime type (#13407 )

2022-10-17 23:38:20 +08:00

test_array_functions_by_literal.out

[fix](array-type) fix the wrong result of array_join function (#13477 )

2022-10-21 17:36:44 +08:00

test_array_functions_of_array_difference.out

[Function](array) support array_difference function (#13440 )