Overview: SQL remains a core skill for data management across industries in 2026Free courses build fundamentals while paid ...

The ability to write parts of SQL queries in natural language will help developers speed up their work, analysts say.

SQL stands for ‘Structured Query Language’. This is basically a declarative language used for storing and retrieving data in a database. If you’ve heard of SQL, it’s probably in the context of MySQL, ...

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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 ...

If you are a SQL programmer, learning recursive SQL techniques can be a boon to your productivity. A recursive query is one that refers to itself. I think the best way to quickly grasp the concept of ...

I have a table that has 2 fields, postDate, and postTime.<BR><BR>I want to select all the the records where<BR><BR>1. the current date is later than the post date.<BR>2. The post time is later than ...

SQL Server 2016 lets you treat JSON objects like rows in a table, allowing you to use data from AJAX queries in joins, updates and any other SQL statement you can think of. SQL Server 2016 provides ...

With JSON now the default format for moving data between clients and servers, SQL Server adds JSON support to make it easier to get your data out of the database and down to the client. SQL Server ...

The problems with PreparedStatement stem from its syntax for parameters. Parameters are anonymous and accessed by index as in the following: PreparedStatement p = con.prepareStatement("select * from ...