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Hi, <br />
can you advise me some interesting topic about sql, I could speak about 30 minutes. I'm looking for rather actual topic and not too advanced (easy to understand for normal sql users).<br />
<br />
thanks
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Hi, 
can you advise me some interesting topic about sql, I could speak about 30 minutes. I'm looking for rather actual topic and not too advanced (easy to understand for normal sql users).

thanks

interesting topic about sql

Databases are organized collections of data, most commonly accessed through management systems including schemas, tables, queries and processes that allow users to enter and manipulate the information or utilize it in other fashions, such as with web applications or for reporting purposes.