Oracle Database can now be used directly by AI assistants via the Model Context Protocol (MCP). Oracle is integrating the technology into its command-line ...

SQL, which stands for Structured Query Language, was developed for communicating with databases. An injection attack occurs when malicious users “inject” unauthorized code into a program. A SQL ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...

In this example, Transact-SQL will create a new table with all columns from the rows in "old_table" in which the last name starts with "Ja." Advertisement Article continues below this ad ...

That's when Couchbase released N1QL: a SQL-compliant query language, pronounced Nickel, for JSON to marry the power of SQL with the flexibility of JSON. "You start out trying to focus on a narrow ...

However, there are any number of queries in any application that SQL Server may never see again (at least in, for example, the next 24 hours). The plans for these "one-time" queries are taking up ...

This SQL feature allows you to query within a result set, ... You can use the NOT IN keyword to obtain results explicitly not contained in another result set. For example, ...