Oracle9i offers some great tools to make it easy to view the execution plan and trace information for a SQL statement. Prior to Oracle8i, you had to create a plan table and execute special syntax to ...

Learn how to master the SELECT statement to form truly useful data queries. This article explains functions, clauses, and keywords that will make your life a lot easier. Due to popular demand, we’re ...

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 ...

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 ...

What’s your average success rate of getting a SQL statement right on the first try? In best case, you botched a simple statement without side effects and just have to try again with correct syntax or ...

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 SQL query language was designed to provide programmers with a way to create, maintain and modify databases in a structured way. Using SQL, the programmer can add and remove items from databases as ...