The field of a certain database table is strings. Now we need to find the strings that contain at least 5 consecutive letters sorted alphabetically, or in other words, the longest substring in a ...

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Abstract: Regex-dependent string functions are string functions that take regular expressions (regexes) as parameters and are popular means of manipulating strings. They are frequently used for, e.g., ...

While of course it will be kept inside a continuing session #+begin_src sql-session :var path="test" :session PG :results table set search_path to $path, public; show ...

Web sites across China and Taiwan are being hit by a mass SQL injection attack that has implanted malware in thousands of Web sites, according to a security company in Taiwan. First detected on May 13 ...

select (em.fname + ' ' em.lname) as fullname, sum(case when p.eventid = 1000 then p.amount else 0 end) as 'Type1', sum(case when p.eventid = 2000 then p.amount else 0 ...