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, keywords, and functions.

If you work with data, you probably need to use SQL, or Structured Query Language, to access, manipulate, and analyze data stored in relational databases. SQL is a powerful and widely used ...

Sometimes we need to change database name because the original name was based on the project that has become irrelevant to the data stored into the database or you had given temporarily name before ...

The following example connects to the database mydb in the current directory. If you set DBDATABASE, you can issue a PROC SQL SELECT or EXECUTE statement without first connecting to Informix with the ...

Analyze database contents using basic, intermediate and advanced SQL statement syntax and usage. Demonstrate capability to query data from multiple tables using SQL JOINS. Create and modify database ...