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MDEV-30677: Incorrect result for "SELECT JSON_SCHEMA_VALID('{}', NULL)"

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Analysis: null_value is not set if any one of the arguments is NULL. So it
returns 1.
Fix: when either argument is NULL, set null_value to true, so that null can
be returned
This commit is contained in:
Rucha Deodhar
2023-05-02 16:34:07 +05:30
parent 97675570ca
commit 4e5b771e98
4 changed files with 33 additions and 6 deletions
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12
mysql-test/main/func_json.result
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@@ -4704,4 +4704,16 @@ JSON_SCHEMA_VALID(json_object(), repeat('[', 10000000))
0
Warnings:
Warning 4040 Limit of 32 on JSON nested structures depth is reached in argument 2 to function 'json_schema_valid' at position 32
#
# MDEV-30677: Incorrect result for "SELECT JSON_SCHEMA_VALID('{}', NULL)"
#
SELECT JSON_SCHEMA_VALID('{}', NULL);
JSON_SCHEMA_VALID('{}', NULL)
NULL
SELECT JSON_SCHEMA_VALID(NULL, '{}');
JSON_SCHEMA_VALID(NULL, '{}')
NULL
SELECT JSON_SCHEMA_VALID(NULL, NULL);
JSON_SCHEMA_VALID(NULL, NULL)
NULL
# End of 11.1 test