[jira] [Assigned] (CASSANDRA-14245) SELECT JSON prints null on empty strings
[
https://issues.apache.org/jira/browse/CASSANDRA-14245?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Benjamin Lerer reassigned CASSANDRA-14245:
--
Assignee: Francisco Fernandez (was: Benjamin Lerer)
> SELECT JSON prints null on empty strings
>
>
> Key: CASSANDRA-14245
> URL: https://issues.apache.org/jira/browse/CASSANDRA-14245
> Project: Cassandra
> Issue Type: Bug
> Components: CQL
> Environment: Cassandra 3.11.2, Ubuntu 16.04 LTS
>
>Reporter: Norbert Schultz
>Assignee: Francisco Fernandez
>Priority: Major
>
> SELECT JSON reports an empty string as null.
>
> Example:
> {code:java}
> cqlsh:unittest> create table test(id INT, name TEXT, PRIMARY KEY(id));
> cqlsh:unittest> insert into test (id, name) VALUES (1, 'Foo');
> cqlsh:unittest> insert into test (id, name) VALUES (2, '');
> cqlsh:unittest> insert into test (id, name) VALUES (3, null);
> cqlsh:unittest> select * from test;
> id | name
> +--
> 1 | Foo
> 2 |
> 3 | null
> (3 rows)
> cqlsh:unittest> select JSON * from test;
> [json]
> --
> {"id": 1, "name": "Foo"}
> {"id": 2, "name": null}
> {"id": 3, "name": null}
> (3 rows){code}
>
> This even happens, if the string is part of the Primary Key, which makes the
> generated string not insertable.
>
> {code:java}
> cqlsh:unittest> create table test2 (id INT, name TEXT, age INT, PRIMARY
> KEY(id, name));
> cqlsh:unittest> insert into test2 (id, name, age) VALUES (1, '', 42);
> cqlsh:unittest> select JSON * from test2;
> [json]
>
> {"id": 1, "name": null, "age": 42}
> (1 rows)
> cqlsh:unittest> insert into test2 JSON '{"id": 1, "name": null, "age": 42}';
> InvalidRequest: Error from server: code=2200 [Invalid query] message="Invalid
> null value in condition for column name"{code}
>
> On an older version of Cassandra (3.0.8) does not have this problem.
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[jira] [Assigned] (CASSANDRA-14245) SELECT JSON prints null on empty strings
[
https://issues.apache.org/jira/browse/CASSANDRA-14245?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Benjamin Lerer reassigned CASSANDRA-14245:
--
Assignee: Benjamin Lerer
> SELECT JSON prints null on empty strings
>
>
> Key: CASSANDRA-14245
> URL: https://issues.apache.org/jira/browse/CASSANDRA-14245
> Project: Cassandra
> Issue Type: Bug
> Components: CQL
> Environment: Cassandra 3.11.2, Ubuntu 16.04 LTS
>
>Reporter: Norbert Schultz
>Assignee: Benjamin Lerer
>Priority: Major
>
> SELECT JSON reports an empty string as null.
>
> Example:
> {code:java}
> cqlsh:unittest> create table test(id INT, name TEXT, PRIMARY KEY(id));
> cqlsh:unittest> insert into test (id, name) VALUES (1, 'Foo');
> cqlsh:unittest> insert into test (id, name) VALUES (2, '');
> cqlsh:unittest> insert into test (id, name) VALUES (3, null);
> cqlsh:unittest> select * from test;
> id | name
> +--
> 1 | Foo
> 2 |
> 3 | null
> (3 rows)
> cqlsh:unittest> select JSON * from test;
> [json]
> --
> {"id": 1, "name": "Foo"}
> {"id": 2, "name": null}
> {"id": 3, "name": null}
> (3 rows){code}
>
> This even happens, if the string is part of the Primary Key, which makes the
> generated string not insertable.
>
> {code:java}
> cqlsh:unittest> create table test2 (id INT, name TEXT, age INT, PRIMARY
> KEY(id, name));
> cqlsh:unittest> insert into test2 (id, name, age) VALUES (1, '', 42);
> cqlsh:unittest> select JSON * from test2;
> [json]
>
> {"id": 1, "name": null, "age": 42}
> (1 rows)
> cqlsh:unittest> insert into test2 JSON '{"id": 1, "name": null, "age": 42}';
> InvalidRequest: Error from server: code=2200 [Invalid query] message="Invalid
> null value in condition for column name"{code}
>
> On an older version of Cassandra (3.0.8) does not have this problem.
--
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