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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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75
tests/cases/standalone/common/function/string/string_split.sql Normal file
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-- Migrated from DuckDB test: test/sql/function/string/test_string_split.test
-- String split function tests
-- Test basic string_split functionality
SELECT string_to_array(NULL, NULL);
SELECT string_to_array('hello world', ' ');
SELECT string_to_array(NULL, ' ');
SELECT string_to_array('a b c', NULL);
SELECT string_to_array('a b c', ' ');
-- Test with table data
CREATE TABLE split_test(s VARCHAR, ts TIMESTAMP TIME INDEX);
INSERT INTO split_test VALUES
('hello,world,test', 1000),
('a|b|c|d', 2000),
('no-separator', 3000),
('', 4000),
(NULL, 5000);
-- Test splitting with different separators
SELECT s, string_to_array(s, ',') FROM split_test ORDER BY ts;
SELECT s, string_to_array(s, '|') FROM split_test ORDER BY ts;
SELECT s, string_to_array(s, '-') FROM split_test ORDER BY ts;
-- Test splitting with multi-character separator
CREATE TABLE multi_sep_test(s VARCHAR, ts TIMESTAMP TIME INDEX);
INSERT INTO multi_sep_test VALUES
('hello::world::test', 1000),
('a---b---c', 2000),
('single', 3000);
SELECT s, string_to_array(s, '::') FROM multi_sep_test ORDER BY ts;
SELECT s, string_to_array(s, '---') FROM multi_sep_test ORDER BY ts;
-- Test with Unicode separators
CREATE TABLE unicode_split_test(s VARCHAR, ts TIMESTAMP TIME INDEX);
INSERT INTO unicode_split_test VALUES
('hello世world世test', 1000),
('a🦆b🦆c', 2000);
SELECT s, string_to_array(s, '世') FROM unicode_split_test ORDER BY ts;
SELECT s, string_to_array(s, '🦆') FROM unicode_split_test ORDER BY ts;
-- Test edge cases
-- Empty string
SELECT string_to_array('', ',');
-- Empty separator
SELECT string_to_array('hello', '');
-- Multiple consecutive separators
SELECT string_to_array(',,hello,,world,,', ',');
-- Trailing separator
SELECT string_to_array('hello,', ',');
-- Leading separator
SELECT string_to_array(',hello', ',');
DROP TABLE split_test;
DROP TABLE multi_sep_test;
DROP TABLE unicode_split_test;