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feat: add respective json_is UDFs for JSON type (#4726)

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* feat: add respective json_is UDFs

* refactor: rename to_json to parse_json

* chore: happy clippy

* chore: some rename

* fix: small fixes
This commit is contained in:
Yohan Wal
2024-09-18 19:07:30 +08:00
committed by GitHub
parent 50b3bb4c0d
commit f73fb82133
12 changed files with 688 additions and 144 deletions
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53
tests/cases/standalone/common/function/json/json_is.sql Normal file
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-- json_is functions --
SELECT json_is_object(parse_json('{"a": 1}'));
SELECT json_is_array(parse_json('[1, 2, 3]'));
SELECT json_is_int(parse_json('1'));
SELECT json_is_bool(parse_json('true'));
SELECT json_is_null(parse_json('null'));
SELECT json_is_float(parse_json('1.2'));
SELECT json_is_string(parse_json('"foo"'));
SELECT json_is_null(parse_json('{"a": 1}'));
SELECT json_is_string(parse_json('[1, 2, 3]'));
SELECT json_is_float(parse_json('1'));
-- test json_is functions in table rows and WHERE clause --
CREATE TABLE jsons(j JSON, ts timestamp time index);
INSERT INTO jsons VALUES(parse_json('{"a": 1}'), 1);
INSERT INTO jsons VALUES(parse_json('[1, 2, 3]'), 2);
INSERT INTO jsons VALUES(parse_json('1'), 3);
INSERT INTO jsons VALUES(parse_json('true'), 4);
INSERT INTO jsons VALUES(parse_json('null'), 5);
INSERT INTO jsons VALUES(parse_json('1.2'), 6);
INSERT INTO jsons VALUES(parse_json('"foo"'), 7);
SELECT json_to_string(j) FROM jsons WHERE json_is_object(j);
SELECT json_to_string(j) FROM jsons WHERE json_is_array(j);
SELECT json_to_string(j) FROM jsons WHERE json_is_int(j);
SELECT json_to_string(j) FROM jsons WHERE json_is_bool(j);
SELECT json_to_string(j) FROM jsons WHERE json_is_null(j);
SELECT json_to_string(j) FROM jsons WHERE json_is_float(j);
SELECT json_to_string(j) FROM jsons WHERE json_is_string(j);
DROP TABLE jsons;