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feat: adds regex_extract function and more type tests (#7107)

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* feat: adds format, regex_extract function and more type tests

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

* fix: forgot functions

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

* chore: forgot null type

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

* test: forgot date type

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

* feat: remove format function

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

* test: update results after upgrading datafusion

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

---------

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>
This commit is contained in:
dennis zhuang
2025-10-25 16:41:49 +08:00
committed by GitHub
parent 7da2f5ed12
commit d8563ba56d
58 changed files with 6502 additions and 15 deletions
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44
tests/cases/standalone/common/function/string/regex.sql Normal file
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-- Regular expression function tests
-- REGEXP_MATCHES function
SELECT regexp_like('hello123world', '\d+');
SELECT regexp_like('no numbers here', '\d+');
SELECT regexp_like('email@example.com', '[a-zA-Z0-9]+@[a-zA-Z0-9]+\.[a-zA-Z]+');
-- REGEXP_REPLACE function
SELECT REGEXP_REPLACE('hello123world', '\d+', 'XXX');
SELECT REGEXP_REPLACE('phone: 123-456-7890', '\d{3}-\d{3}-\d{4}', 'XXX-XXX-XXXX');
SELECT REGEXP_REPLACE(' extra spaces ', '\s+', ' ');
-- REGEXP_EXTRACT function
SELECT REGEXP_EXTRACT('version 1.2.3', '\d+\.\d+\.\d+');
SELECT REGEXP_EXTRACT('no match here', '\d+\.\d+\.\d+');
-- Test with ~ operator (regex match)
SELECT 'hello123' ~ '\d+';
SELECT 'hello world' ~ '\d+';
SELECT 'email@example.com' ~ '[a-zA-Z0-9]+@[a-zA-Z0-9]+\.[a-zA-Z]+';
-- Test with table data
CREATE TABLE regex_test("text" VARCHAR, ts TIMESTAMP TIME INDEX);
INSERT INTO regex_test VALUES
('Phone: 123-456-7890', 1000),
('Email: user@domain.com', 2000),
('Version 2.1.0', 3000),
('No pattern here', 4000);
SELECT "text", REGEXP_EXTRACT("text", '\d{3}-\d{3}-\d{4}') as phone FROM regex_test ORDER BY ts;
SELECT "text", REGEXP_EXTRACT("text", '[a-zA-Z0-9]+@[a-zA-Z0-9]+\.[a-zA-Z]+') as email FROM regex_test ORDER BY ts;
SELECT "text", REGEXP_EXTRACT("text", '\d+\.\d+\.\d+') as version FROM regex_test ORDER BY ts;
DROP TABLE regex_test;