Now we’ll look at the basic types of database queries that are focused on manipulating data within a database. For our purposes, all examples are in standard SQL, and these basic functions ...

As we saw in the last article, the SQL SELECT statement has the widest variety of query options, which are used to control the way data is returned. These options come in the form of clauses ...

SQL Basics I: Data Queries —covers database terminology and the four basic query types. SQL Basics: SELECT statement options —covers the SELECT statement in detail and explains aggregate ...

Obviously, there’s a solution to these problems: parameterized queries. Such queries separate the body of the query from the data values managed by that query, and enforce data type expectations on ...

Put simply, SQL works, and no replacement option has measured up in the same way. As an example, SQL was the first programming language to return multiple rows per single request.