413331861 opened a new issue #449: json解析函数key中带有特殊关键字，比如（# . |）会出现无法解析的情况 URL: https://github.com/apache/incubator-doris/issues/449 测试例子如下： MySQL [test]> select * from a; +------+-----------------------------------+ | id | data | +------+-----------------------------------+ | 2 | {"text.abc":"MXCHIP won a prize"} | | 4 | {"text|abc":"MXCHIP won a prize"} | | 1 | {"text_abc":"MXCHIP won a prize"} | | 3 | {"text#abc":"MXCHIP won a prize"} | +------+-----------------------------------+ 4 rows in set (0.01 sec) MySQL [test]> select get_json_string(data,'$.text_abc') from a; +---------------------------------------+ | get_json_string(`data`, '$.text_abc') | +---------------------------------------+ | NULL | | NULL | | MXCHIP won a prize | | NULL | +---------------------------------------+ 4 rows in set (0.01 sec) MySQL [test]> select get_json_string(data,'$.text.abc') from a; +---------------------------------------+ | get_json_string(`data`, '$.text.abc') | +---------------------------------------+ | NULL | | NULL | | NULL | | NULL | +---------------------------------------+ 4 rows in set (0.01 sec) MySQL [test]> select get_json_string(data,'$.text#abc') from a; +---------------------------------------+ | get_json_string(`data`, '$.text#abc') | +---------------------------------------+ | NULL | | NULL | | NULL | | NULL | +---------------------------------------+ 4 rows in set (0.01 sec) MySQL [test]> select get_json_string(data,'$.text|abc') from a; +---------------------------------------+ | get_json_string(`data`, '$.text|abc') | +---------------------------------------+ | NULL | | NULL | | NULL | | NULL | +---------------------------------------+ 4 rows in set (0.01 sec)
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