Make compatible with 8.2 ArrayIterator interface updates #1519

Job	Run time
code-style-and-static-analysis	2m 40s
Test Suite (7.4, sqlite, 4-min)	1m 0s
Test Suite (7.4, sqlite, 4-max)	53s
Test Suite (7.4, sqlite, 5-min)	52s
Test Suite (7.4, sqlite, 5-max)	1m 0s
Test Suite (7.4, mysql, 4-min)	1m 17s
Test Suite (7.4, mysql, 4-max)	1m 26s
Test Suite (7.4, mysql, 5-min)	1m 15s
Test Suite (7.4, mysql, 5-max)	1m 26s
Test Suite (7.4, pgsql, 4-min)	1m 14s
Test Suite (7.4, pgsql, 4-max)	1m 13s
Test Suite (7.4, pgsql, 5-min)	1m 13s
Test Suite (7.4, pgsql, 5-max)	1m 18s
Test Suite (7.4, agnostic, 4-min)	29s
Test Suite (7.4, agnostic, 4-max)	31s
Test Suite (7.4, agnostic, 5-min)	28s
Test Suite (7.4, agnostic, 5-max)	33s
Test Suite (8.2, sqlite, 4-max)	54s
Test Suite (8.2, sqlite, 5-min)	46s
Test Suite (8.2, sqlite, 5-max)	59s
Test Suite (8.2, sqlite, 6-min)	57s
Test Suite (8.2, sqlite, 6-max)	48s
Test Suite (8.2, mysql, 4-max)	1m 28s
Test Suite (8.2, mysql, 5-min)	1m 25s
Test Suite (8.2, mysql, 5-max)	1m 23s
Test Suite (8.2, mysql, 6-min)	1m 20s
Test Suite (8.2, mysql, 6-max)	1m 31s
Test Suite (8.2, pgsql, 4-max)	1m 17s
Test Suite (8.2, pgsql, 5-min)	1m 18s
Test Suite (8.2, pgsql, 5-max)	1m 9s
Test Suite (8.2, pgsql, 6-min)	1m 7s
Test Suite (8.2, pgsql, 6-max)	1m 11s
Test Suite (8.2, agnostic, 4-max)	23s
Test Suite (8.2, agnostic, 5-min)	21s
Test Suite (8.2, agnostic, 5-max)	35s
Test Suite (8.2, agnostic, 6-min)	33s
Test Suite (8.2, agnostic, 6-max)	23s
	38m 36s

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