Oracle is taking steps to "repair" its relationship with the MySQL community, according to sources, by moving "commercial-only" features into the database application's Community Edition and ...

In May of 2025, MySQL celebrated its 30th anniversary. Not many technology projects go strong for three decades, let alone at the level of use that MySQL enjoys. MySQL is listed at #2 on the ...

With the official release of Microsoft's latest database offering, let's see what was improved and what still needs some work. Today, at Ignite, Microsoft announced the general availability of SQL ...

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Abstract: In this paper, we tackle a novel type of interesting queries - shortest unique substring queries. Given a (long) string S and a query point q in the string, can we find a shortest substring ...

Canadian startup Daanaa has unveiled a new substring inverter for PV panels. Its Zodiac prototype is now available for PV module manufacturers' evaluation. The solution is integrated into the back of ...

DBeaver is a free, open-source, cross-platform SQL client and database administration tool. It is designed to support a wide variety of SQL and NoSQL databases, including MySQL and PostgreSQL. Its key ...

Abstract: The longest common substring (LCS) identification has many applications in Pattern matching, Automata Theory, Bioinformatics, especially in DNA arrangement examination. The LCS issue looks ...

在使用MySQL进行模糊查询的时候，很自然的会用到like语句。通常情况下，在数据量小的时候，不容易看出查询的效率。但在数据量达到百万级、千万级的时候，查询的效率就很容易显现出来。这个时候查询的效率就显得很重要！ 一般情况下like模糊查询的写法为 ...

How to Extract a Substring in Excel Using FIND() and MID() Functions Your email has been sent Learn how to use MID() and FIND() and then combine them to parse substrings from inconsistent data.