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Skip traversing children of aggregate functions

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Aggregate functions cannot be nested, and this is validated during the
translation of aggregate function arguments. Therefore, traversing their
child expressions is unnecessary.
This commit is contained in:
Piotr Rzysko
2025-09-01 16:16:14 +02:00
parent 9b742a64c2
commit 569e41cb1e
2 changed files with 12 additions and 1 deletions
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8
testing/agg-functions.test
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@@ -191,3 +191,11 @@ do_execsql_test_error select-scalar-func-star {
do_execsql_test_error select-scalar-func-star-in-expression {
SELECT CASE WHEN abs(*) > 0 THEN 1 ELSE 0 END FROM users;
} {.*(Invalid aggregate function|wrong number of arguments to function).*}
do_execsql_test_error_content select-nested-agg-func {
SELECT max(abs(sum(age))), sum(age) FROM users;
} {"misuse of aggregate function"}
do_execsql_test_error_content select-nested-agg-func-in-expression {
SELECT CASE WHEN max(abs(sum(age))) > 0 THEN 1 ELSE 0 END, sum(age) FROM users;
} {"misuse of aggregate function"}