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MDEV-19487: JSON_TYPE doesnt detect the type of String Values

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(returns NULL) and for Date/DateTime returns "INTEGER"

Analysis:
When the first character of json is scanned it is number. Based on that
integer is returned.
Fix:
Scan rest of the json before returning the final result to ensure json is
valid in the first place in order to have a valid type.
This commit is contained in:
Rucha Deodhar
2024-03-19 01:30:13 +05:30
parent c6e3fe29d4
commit d7df63e1c9
4 changed files with 36 additions and 5 deletions
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8
mysql-test/main/func_json.result
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@ -1697,5 +1697,13 @@ INSERT INTO t (doc) VALUES ('{ "_id" : { "$oid" : "0ca0b0f0" },"a" : [ { "a" : [
ERROR 22001: Data too long for column 'id' at row 1
DROP TABLE t;
#
# MDEV-19487: JSON_TYPE doesnt detect the type of String Values (returns NULL) and for Date/DateTime returns "INTEGER"
#
SELECT JSON_TYPE(json_value(JSON_OBJECT("id", 1, "name", 'Monty', "date", Cast('2019-01-01' as Date) ), '$.date'));
JSON_TYPE(json_value(JSON_OBJECT("id", 1, "name", 'Monty', "date", Cast('2019-01-01' as Date) ), '$.date'))
NULL
Warnings:
Warning 4038 Syntax error in JSON text in argument 1 to function 'json_type' at position 5
#
# End of 10.5 tests
#