mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-09-20 00:30:49 +00:00
30 lines
1.5 KiB
SQL
30 lines
1.5 KiB
SQL
select 'basic';
|
|
select countMatches('', 'foo');
|
|
select countMatches('foo', '');
|
|
-- simply stop if zero bytes was processed
|
|
select countMatches('foo', '[f]{0}');
|
|
-- but this is ok
|
|
select countMatches('foo', '[f]{0}foo');
|
|
|
|
select 'case sensitive';
|
|
select countMatches('foobarfoo', 'foo');
|
|
select countMatches('foobarfoo', 'foo.*');
|
|
select countMatches('oooo', 'oo');
|
|
select countMatches(concat(toString(number), 'foofoo'), 'foo') from numbers(2);
|
|
select countMatches('foobarbazfoobarbaz', 'foo(bar)(?:baz|)');
|
|
select countMatches('foo.com bar.com baz.com bam.com', '([^. ]+)\.([^. ]+)');
|
|
select countMatches('foo.com@foo.com bar.com@foo.com baz.com@foo.com bam.com@foo.com', '([^. ]+)\.([^. ]+)@([^. ]+)\.([^. ]+)');
|
|
|
|
select 'case insensitive';
|
|
select countMatchesCaseInsensitive('foobarfoo', 'FOo');
|
|
select countMatchesCaseInsensitive('foobarfoo', 'FOo.*');
|
|
select countMatchesCaseInsensitive('oooo', 'Oo');
|
|
select countMatchesCaseInsensitive(concat(toString(number), 'Foofoo'), 'foo') from numbers(2);
|
|
select countMatchesCaseInsensitive('foOBarBAZfoobarbaz', 'foo(bar)(?:baz|)');
|
|
select countMatchesCaseInsensitive('foo.com BAR.COM baz.com bam.com', '([^. ]+)\.([^. ]+)');
|
|
select countMatchesCaseInsensitive('foo.com@foo.com bar.com@foo.com BAZ.com@foo.com bam.com@foo.com', '([^. ]+)\.([^. ]+)@([^. ]+)\.([^. ]+)');
|
|
|
|
select 'errors';
|
|
select countMatches(1, 'foo') from numbers(1); -- { serverError 43; }
|
|
select countMatches('foobarfoo', toString(number)) from numbers(1); -- { serverError 44; }
|