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18 lines
822 B
MySQL
18 lines
822 B
MySQL
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select match('a key="v" ', 'key="(.*?)"');
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select match(materialize('a key="v" '), 'key="(.*?)"');
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select match('\0 key="v" ', 'key="(.*?)"');
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select match(materialize('\0 key="v" '), 'key="(.*?)"');
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select multiMatchAny('\0 key="v" ', ['key="(.*?)"']);
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select multiMatchAny(materialize('\0 key="v" '), ['key="(.*?)"']);
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select unhex('34') || ' key="v" ' as haystack, length(haystack), extract( haystack, 'key="(.*?)"') as needle;
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-- works, result = v
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select unhex('00') || ' key="v" ' as haystack, length(haystack), extract( haystack, 'key="(.*?)"') as needle;
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-- before fix: returns nothing (zero-byte in the begining of haystack)
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select number as char_code, extract( char(char_code) || ' key="v" ' as haystack, 'key="(.*?)"') as needle from numbers(256);
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-- every other chars codes (except of zero byte) works ok
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