Fortinet fixes a critical SQL injection vulnerability in FortiWeb (CVE-2025-25257), posing risks to database security.

SELECT_JSON statements can also be combined with other SQL statements to return hybrid results. For example, the following query returns the Rentals as a JSON array while Customers are returned as a ...

Beyond the eponymous table, query results are also “tables.” Any query serves as a table to be queried by any other query, which is why queries may be nested almost infinitely within queries. Anyone ...

The transactions needed to store information in the database require Structured Query Language (SQL) commands placed inside a PHP script.

Currently huge piece of SQL functionality couldn't be used in virtual datasets due to the fact that dataset query is being put into from section in a pattern "from ("SQL query") as virtual_table. This ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement.

Do you want to find out how to avoid duplicates in the results of a SQL SELECT query? This article will show you how.

As one composes SQL Select statements, the author may use another query in place of any table or view. Even individual columns may be replaced with queries of varying complexity—if the result fits in ...